The asymmetric units of compounds I and II both consist of two independent molecules. In the crystal of I, molecules are linked through N—H⋯O hydrogen bonds, forming inversion dimers with
(8) ring motifs and with their molecular planes parallel to (020). C—H⋯O interactions connect the dimers, forming a three-dimensional network. In the crystal of II, molecules are linked by C—H⋯N, C—H⋯O and C—H⋯π interactions, resulting in a three-dimensional network.
Keywords: crystal structure, cyclohexene ring, dihydropyridine ring, hexahydroquinoline ring, dimer
Abstract
In the title compounds C23H21ClN2O3 [I, namely 1-(4-chlorophenyl)-4-(4-methylphenyl)-3,8-dioxo-1,2,5,6,7,8-hexahydroquine-3-carboxylic acid] and C24H22N2O3 [II, namely 4-(4-methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile], each of the cyclohexene and dihydropyridine rings of the 1,2,5,6,7,8-hexahydroquinoline moieties adopts a twisted-boat conformation. The asymmetric units of both compounds I and II consist of two independent molecules (A and B). In II A, three carbon atoms of the cyclohexene ring are disordered over two sets of sites in a 0.670 (11):0.330 (11) occupancy ratio. In the crystal of I, molecules are linked through classical N—H⋯O hydrogen bonds, forming inversion dimers with an R 2 2(8) ring motif and with their molecular planes parallel to the crystallographic (020) plane. Non-classical C—H⋯O hydrogen-bonding interactions connect the dimers, resulting in a three-dimensional network. In the crystal of II, molecules are linked by C—H⋯N, C—H⋯O and C—H⋯π interactions, forming a three-dimensional network.
Chemical context
Quinoline and its derivatives have for some time attracted the attention of both synthetic and biological chemists as a result of their diverse chemical and pharmacological properties (Kumar et al., 2009 ▸). There are a number of natural products bearing the quinoline skeleton that are used as a medicine or employed as lead molecule for the development of new and potent therapeutics (Venkat Reddy et al., 2009 ▸). Quinoline derivatives fused with various heterocycles have already demonstrated potent anticancer activity (Afzal et al., 2015 ▸). In addition, it has been found that various quinoline compounds show anti-tuberculosis (TB) activity (Muscia et al., 2014 ▸), anti-inflammatory activity (Psomas & Kessissoglou, 2013 ▸), anti-convulsant effects (Guo et al., 2009 ▸), and anti-malarial parasite effects (Abdel-Gawad et al., 2005 ▸). Furthermore, quinolones have been proved to be very effective in many antimicrobial and antioxidant investigations (Praveen et al., 2010 ▸). In this context, we report herein the crystal structures of two derivatives of hexahydroquinoline.
Structural commentary
Compound I crystallizes in the orthorhombic space group Pbca with Z = 16, while compound II crystallizes in the monoclinic space group P21/c with Z = 8. The asymmetric units of both compounds (I and II) each comprise two molecules (A and B). As shown in Figs. 1 ▸ and 2 ▸, the cyclohexene (C4–C9) and dihydropyridine (N1/C1–C4/C9) rings of the 1,2,5,6,7,8-hexahydroquinoline moieties (N1/C1–C9) each adopt a twisted-boat conformation. The puckering parameters (Cremer & Pople, 1975 ▸) of the cyclohexene rings are Q T = 0.441 (3) Å, θ = 123.3 (3)°, and φ = 1.3 (3)° for I A, Q T = 0.450 (2) Å, θ = 122.0 (3)°, and φ = 4.3 (3)° for I B, Q T = 0.352 (8) Å, θ = 60.7 (11)°, and φ = 188.1 (13)° for II A (major component of the disorder), and Q T = 0.446 (2) Å, θ = 123.5 (3)°, and φ = 355.2 (3)° for II B. The puckering parameters of the dihydropyridine rings are Q T = 0.4929 (18) Å, θ = 64.2 (2)°, and φ = 150.6 (2)° for I A, Q T = 0.4529 (18) Å, θ = 61.1 (2)°, and φ = 139.9 (3)° for I B, Q T = 0.422 (2) Å, θ = 58.9 (3)°, and φ = 138.4 (3)° for II A and Q T = 0.437 (2) Å, θ = 62.5 (3)°, and φ = 142.1 (3)° for II B.
Figure 1.
The molecular structure of I with the atom-numbering scheme and with displacement ellipsoids drawn at the 30% probability level.
Figure 2.
The molecular structure of II with the atom-numbering scheme and with displacement ellipsoids drawn at the 20% probability level.
Supramolecular features
In the crystal of I, two molecules are linked by a pair of intermolecular N—H⋯O hydrogen bonds with an
(8) ring motif (Bernstein et al., 1995 ▸; Table 1 ▸), forming an inversion dimer (Fig. 3 ▸). These assemble into a three-dimensional network via C—H⋯O interactions. In the crystal of II, molecules are linked by non-classical C—H⋯O, C—H⋯N and C—H⋯π interactions, resulting in a three-dimensional network (Table 2 ▸ and Figs. 4 ▸ and 5 ▸). In the crystals of the two compounds (I and II) π-π-stacking interactions are not observed despite the presence of two aromatic rings in every molecule.
Table 1. Hydrogen-bond geometry (Å, °) for I .
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N2A—H2A2⋯O2A i | 0.88 (2) | 2.12 (3) | 2.979 (2) | 164 (2) |
| N2B—H2B1⋯O2A ii | 0.86 (2) | 2.26 (2) | 3.055 (2) | 154 (2) |
| N2A—H2A1⋯O3B | 0.86 (2) | 2.06 (2) | 2.865 (2) | 156 (2) |
| N2B—H2B2⋯O3A | 0.85 (3) | 2.04 (3) | 2.847 (2) | 159 (2) |
| C8A—H8AB⋯O2B ii | 0.97 | 2.50 | 3.392 (2) | 153 |
| C6B—H6BB⋯O1B iii | 0.97 | 2.57 | 3.430 (2) | 148 |
| C14A—H14A⋯O1A iv | 0.93 | 2.54 | 3.393 (3) | 153 |
| C17B—H17B⋯O1B v | 0.93 | 2.52 | 3.424 (3) | 164 |
Symmetry codes: (i) -x+1, -y, -z+1; (ii) -x+1, -y+1, -z+1; (iii) x, y-1, z; (iv) -x+{\script{3\over 2}}, y+{\script{1\over 2}}, z; (v) -x+1, y-{\script{1\over 2}}, -z+{\script{1\over 2}}.
Figure 3.
The crystal packing of I viewed down the b axis showing intermolecular hydrogen bonds as dashed lines.
Table 2. Hydrogen-bond geometry (Å, °) for II .
Cg4 and Cg9 are the centroids of the C10A–C15A and C16B–C21B rings, respectively.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| C21A—H21A⋯N2B i | 0.95 | 2.65 | 3.258 (4) | 123 |
| C14B—H14B⋯O3A ii | 0.95 | 2.65 | 3.417 (3) | 139 |
| C3A—H3A⋯O1B | 1.00 | 2.37 | 3.171 (2) | 136 |
| C23B—H23E⋯Cg9iii | 0.98 | 2.93 | 3.868 (3) | 160 |
| C23B—H23F⋯Cg4iv | 0.98 | 2.74 | 3.710 (3) | 169 |
Symmetry codes: (i) -x+1, y+{\script{1\over 2}}, -z+{\script{1\over 2}}; (ii) x, y-1, z; (iii) -x+2, -y+1, -z+1; (iv) -x+1, -y+1, -z+1.
Figure 4.
A view of the C—H⋯π interactions in II shown as dashed lines. [Symmetry codes: (a) 1 − x, 1 − y, 1 − z; (b) 2 − x, 1 − y, 1 − z].
Figure 5.
The crystal packing of II viewed down the b axis showing the intermolecular hydrogen bonds as dashed lines.
Database survey
A search of the Cambridge Structural Database (CSD, Version 5.40, February 2019; Groom et al., 2016 ▸) for the 4-phenyl-2,3,4,6,7,8-hexahydroquinolin-5(1H)-one moiety resulted in six closely related hits, viz. 2-amino-4-(4-chlorophenyl)-1-(4-methylphenyl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile (HUYVUU; Mohamed et al., 2015 ▸), methyl-2,7,7-trimethyl-4-(3-nitrophenyl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate (TEJQII; Morales et al., 1996 ▸), 3-acetyl-2,7,7-trimethyl-4-phenyl-1,4,5,6,7,8-hexahydro-5-quinolone (TEJQOO; Morales et al., 1996 ▸), 4-(4-chlorophenyl)-8-methyl-2-oxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (AZOWAO; Asiri et al., 2011 ▸), 8-methyl-2-oxo-4-(thiophen-2-yl)-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (XECCAL; Asiri et al., 2012 ▸) and ethyl-2,7,7-trimethyl-5-oxo-4-phenyl-1,4,5,6,7,8-hexahydroquinoline-3-carboxylate (XAYVEA; Kurbanova et al., 2012 ▸).
In compounds I and II, the observed bond lengths and bond angles are in good agreement with the reported experimental values as found in the structures of HUYVUU, TEJQII, TEJQOO, AZOWAO, XECCAL and XAYVEA. The metrical parameters are, hence, unremarkable.
The angles between the planes of the two benzene rings in I and II are 52.64 (11)° for I A, 33.78 (12)° for I B, 21.80 (11)° for II A and 19.39 (11)° for II B, respectively. These angles are notably distinct, even for the two independent molecules in each structure. They are all also significantly larger than the value of 11.52 (7)° found in HUYVUU (the only other example with two benzene rings amongst the related structures). Intermolecular interactions can be weaker or stronger based on the presence or absence or difference of functional groups and the molecular environment, depending on the crystal system, which all affect the molecular conformation. The observed difference in the angles between the two benzene rings may be attributed to these factors.
Synthesis and crystallization
1-(4-Chlorophenyl)-4-(4-methylphenyl)-3,8-dioxo-1,2,5,6,7,8-hexahydroquine-3-carboxlic acid, I
A solution of 2-amino-4-(4-chlorophenyl)-1-(4-methylphenyl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile (2.0 g, 0.0051 mol) in conc. H2SO4 (20 mL) was stirred for 4 h at room temperature. Then the reaction mixture was poured into ice-cold water. The formed precipitate was collected, filtered off, washed with water and recrystallized from ethanol as pale-yellow crystals; yield 73%, m.p. 518 K.
4-(4-Methoxyphenyl)-1-(4-methyl-phenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile, II
To a solution of 1,3-cyclohexanedione (3.36 g, 0.03 mol) and p-toluidine (3.21 g, 0.03 mol) in ethanol (40 ml), a catalytic amount of triethylamine was added and the mixture was heated under reflux for 3 h. Ethyl-(2Z)-2-cyano-3-(4-methoxyphenyl)acrylate (6.93 g, 0.03 mol) was added to the reaction mixture while refluxing for another 3 h. The reaction mixture was then cooled to room temperature. The precipitate that formed was filtered off, dried and recrystallized from ethanol solution as orange crystals; yield 67%, m.p. 525 K.
Refinement
Crystal data, data collection and structure refinement details are summarized in Table 3 ▸. For I, the hydrogen atoms of the NH2 group were found in the difference-Fourier map and refined freely. All C-bound H atoms were positioned geometrically (C—H = 0.93–0.98 Å) and refined as riding with U
iso(H) = 1.2U
eq(C) or 1.5U
eq(C-methyl). For II, all H atoms were positioned geometrically (C—H = 0.95–1.00 Å) and refined as riding with U
iso(H) = 1.2U
eq(C) or 1.5U
eq(C-methyl). For II, twenty reflections (4 15 10, 3 15 13, 3 14 16, 3 16 7, 3 16 8, 1 3 8, 2 3 0,
16 3,
4 10, 2 15 11, 0 14 8, 10 7 13, 1 16 11, 2 1 5, 3 16 4,
13 7,
16 4, 0 15 3, 1 16 10,
16 11) were omitted as clear outlier data. In II
A, atoms C6A, C7A and C8A of the cyclohexane ring are disordered over two sets of sites in a 0.670 (11):0.330 (11) occupancy ratio. The coordinates and the U
ij components of the C6A, C7A, C8A and the C6AA, C7AA and C8AA atoms were restrained using SADI and SIMU instructions.
Table 3. Experimental details.
| II | II | |
|---|---|---|
| Crystal data | ||
| Chemical formula | C23H21ClN2O3 | C24H22N2O3 |
| M r | 408.87 | 386.43 |
| Crystal system, space group | Orthorhombic, P b c a | Monoclinic, P21/c |
| Temperature (K) | 173 | 173 |
| a, b, c (Å) | 27.9446 (4), 8.4311 (1), 35.0101 (5) | 10.3486 (2), 13.9969 (3), 27.5353 (5) |
| α, β, γ (°) | 90, 90, 90 | 90, 93.797 (2), 90 |
| V (Å3) | 8248.51 (19) | 3979.69 (14) |
| Z | 16 | 8 |
| Radiation type | Cu Kα | Cu Kα |
| μ (mm−1) | 1.86 | 0.69 |
| Crystal size (mm) | 0.16 × 0.10 × 0.05 | 0.12 × 0.08 × 0.04 |
| Data collection | ||
| Diffractometer | Rigaku Oxford Diffraction Xcalibur, Eos, Gemini | Rigaku Oxford Diffraction Xcalibur, Eos, Gemini |
| Absorption correction | Multi-scan (CrysAlis PRO; Rigaku OD, 2015 ▸) | Multi-scan (CrysAlis PRO; Rigaku OD, 2015 ▸) |
| T min, T max | 0.614, 1.000 | 0.945, 1.000 |
| No. of measured, independent and observed [I > 2σ(I)] reflections | 64509, 7983, 6950 | 15107, 7579, 5380 |
| R int | 0.043 | 0.027 |
| (sin θ/λ)max (Å−1) | 0.615 | 0.615 |
| Refinement | ||
| R[F 2 > 2σ(F 2)], wR(F 2), S | 0.050, 0.132, 1.04 | 0.049, 0.139, 1.04 |
| No. of reflections | 7983 | 7579 |
| No. of parameters | 541 | 555 |
| No. of restraints | 0 | 36 |
| H-atom treatment | H atoms treated by a mixture of independent and constrained refinement | H-atom parameters constrained |
| Δρmax, Δρmin (e Å−3) | 0.66, −0.55 | 0.25, −0.16 |
K values, which are large only for weak reflections with an F c/F cmax ratio less than 0.005 and less than 0.015 for I and II, respectively, were observed as 2.713 for I and 5.559 for II.
Supplementary Material
Crystal structure: contains datablock(s) I, II, global. DOI: 10.1107/S2056989021002140/yz2005sup1.cif
Structure factors: contains datablock(s) I. DOI: 10.1107/S2056989021002140/yz2005Isup2.hkl
Structure factors: contains datablock(s) II. DOI: 10.1107/S2056989021002140/yz2005IIsup3.hkl
Supporting information file. DOI: 10.1107/S2056989021002140/yz2005Isup4.cml
Supporting information file. DOI: 10.1107/S2056989021002140/yz2005IIsup5.cml
Additional supporting information: crystallographic information; 3D view; checkCIF report
supplementary crystallographic information
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Crystal data
| C23H21ClN2O3 | Dx = 1.317 Mg m−3 |
| Mr = 408.87 | Cu Kα radiation, λ = 1.54184 Å |
| Orthorhombic, Pbca | Cell parameters from 21280 reflections |
| a = 27.9446 (4) Å | θ = 4.0–71.5° |
| b = 8.4311 (1) Å | µ = 1.86 mm−1 |
| c = 35.0101 (5) Å | T = 173 K |
| V = 8248.51 (19) Å3 | Prism, pale yellow |
| Z = 16 | 0.16 × 0.10 × 0.05 mm |
| F(000) = 3424 |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Data collection
| Rigaku Oxford Diffraction Xcalibur, Eos, Gemini diffractometer | 7983 independent reflections |
| Radiation source: fine-focus sealed X-ray tube, Enhance (Cu) X-ray Source | 6950 reflections with I > 2σ(I) |
| Graphite monochromator | Rint = 0.043 |
| Detector resolution: 16.0416 pixels mm-1 | θmax = 71.5°, θmin = 4.1° |
| ω scans | h = −29→34 |
| Absorption correction: multi-scan (CrysAlisPro; Rigaku OD, 2015) | k = −10→6 |
| Tmin = 0.614, Tmax = 1.000 | l = −42→42 |
| 64509 measured reflections |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Refinement
| Refinement on F2 | Primary atom site location: dual |
| Least-squares matrix: full | Hydrogen site location: mixed |
| R[F2 > 2σ(F2)] = 0.050 | H atoms treated by a mixture of independent and constrained refinement |
| wR(F2) = 0.132 | w = 1/[σ2(Fo2) + (0.0636P)2 + 5.5774P] where P = (Fo2 + 2Fc2)/3 |
| S = 1.04 | (Δ/σ)max < 0.001 |
| 7983 reflections | Δρmax = 0.66 e Å−3 |
| 541 parameters | Δρmin = −0.55 e Å−3 |
| 0 restraints |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Special details
| Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2)
| x | y | z | Uiso*/Ueq | ||
| Cl1A | 0.82611 (2) | 0.31975 (8) | 0.40005 (2) | 0.0615 (2) | |
| O1A | 0.67114 (5) | 0.01077 (15) | 0.52217 (4) | 0.0322 (3) | |
| O2A | 0.55412 (5) | 0.09204 (16) | 0.52328 (3) | 0.0296 (3) | |
| O3A | 0.58223 (5) | 0.60354 (17) | 0.44478 (4) | 0.0410 (3) | |
| N1A | 0.65291 (5) | 0.26677 (17) | 0.53641 (4) | 0.0243 (3) | |
| N2A | 0.53741 (6) | 0.0761 (2) | 0.46051 (5) | 0.0317 (4) | |
| C1A | 0.64987 (6) | 0.1309 (2) | 0.51400 (5) | 0.0238 (3) | |
| C2A | 0.61843 (6) | 0.1434 (2) | 0.47878 (5) | 0.0226 (3) | |
| H2A | 0.6294 | 0.0641 | 0.4603 | 0.027* | |
| C3A | 0.62358 (6) | 0.3088 (2) | 0.46017 (5) | 0.0240 (3) | |
| H3AA | 0.5998 | 0.3194 | 0.4397 | 0.029* | |
| C4A | 0.61353 (6) | 0.4304 (2) | 0.49046 (5) | 0.0249 (4) | |
| C5A | 0.59223 (7) | 0.5801 (2) | 0.47852 (6) | 0.0312 (4) | |
| C6A | 0.58550 (10) | 0.7071 (3) | 0.50809 (7) | 0.0469 (5) | |
| H6AA | 0.6119 | 0.7813 | 0.5065 | 0.056* | |
| H6AB | 0.5563 | 0.7649 | 0.5025 | 0.056* | |
| C7A | 0.58272 (10) | 0.6436 (3) | 0.54805 (7) | 0.0498 (6) | |
| H7AA | 0.5526 | 0.5879 | 0.5513 | 0.060* | |
| H7AB | 0.5832 | 0.7316 | 0.5659 | 0.060* | |
| C8A | 0.62403 (8) | 0.5307 (2) | 0.55737 (5) | 0.0340 (4) | |
| H8AA | 0.6535 | 0.5905 | 0.5596 | 0.041* | |
| H8AB | 0.6180 | 0.4790 | 0.5817 | 0.041* | |
| C9A | 0.62920 (6) | 0.4077 (2) | 0.52666 (5) | 0.0241 (3) | |
| C10A | 0.67368 (6) | 0.3265 (2) | 0.44312 (5) | 0.0253 (4) | |
| C11A | 0.68482 (8) | 0.2534 (3) | 0.40888 (6) | 0.0398 (5) | |
| H11A | 0.6608 | 0.2039 | 0.3949 | 0.048* | |
| C12A | 0.73127 (9) | 0.2530 (3) | 0.39512 (7) | 0.0476 (6) | |
| H12A | 0.7384 | 0.2024 | 0.3722 | 0.057* | |
| C13A | 0.76677 (7) | 0.3277 (2) | 0.41543 (6) | 0.0368 (4) | |
| C14A | 0.75649 (8) | 0.4059 (3) | 0.44857 (6) | 0.0434 (5) | |
| H14A | 0.7805 | 0.4579 | 0.4621 | 0.052* | |
| C15A | 0.70993 (8) | 0.4069 (3) | 0.46177 (6) | 0.0395 (5) | |
| H15A | 0.7027 | 0.4632 | 0.4839 | 0.047* | |
| C16A | 0.68490 (6) | 0.2579 (2) | 0.56903 (5) | 0.0268 (4) | |
| C17A | 0.67007 (7) | 0.1859 (2) | 0.60237 (5) | 0.0341 (4) | |
| H17A | 0.6388 | 0.1494 | 0.6049 | 0.041* | |
| C18A | 0.70240 (8) | 0.1686 (3) | 0.63213 (6) | 0.0440 (5) | |
| H18A | 0.6923 | 0.1219 | 0.6548 | 0.053* | |
| C19A | 0.74938 (9) | 0.2194 (3) | 0.62881 (6) | 0.0452 (5) | |
| C20A | 0.76314 (8) | 0.2944 (3) | 0.59536 (7) | 0.0448 (5) | |
| H20A | 0.7942 | 0.3326 | 0.5930 | 0.054* | |
| C21A | 0.73132 (7) | 0.3134 (3) | 0.56536 (6) | 0.0375 (4) | |
| H21A | 0.7411 | 0.3630 | 0.5429 | 0.045* | |
| C22A | 0.56659 (6) | 0.10306 (19) | 0.48956 (5) | 0.0228 (3) | |
| C23A | 0.78526 (12) | 0.1889 (5) | 0.66044 (9) | 0.0773 (10) | |
| H23A | 0.7691 | 0.1890 | 0.6846 | 0.116* | |
| H23B | 0.8092 | 0.2707 | 0.6602 | 0.116* | |
| H23C | 0.8002 | 0.0878 | 0.6565 | 0.116* | |
| Cl1B | 0.69954 (3) | 0.51675 (14) | 0.24096 (2) | 0.0960 (4) | |
| O1B | 0.47607 (5) | 0.76223 (15) | 0.29218 (4) | 0.0334 (3) | |
| O2B | 0.43042 (5) | 0.68918 (19) | 0.37411 (4) | 0.0401 (3) | |
| O3B | 0.54926 (5) | 0.18004 (16) | 0.38319 (4) | 0.0376 (3) | |
| N1B | 0.45537 (5) | 0.50593 (17) | 0.30323 (4) | 0.0246 (3) | |
| N2B | 0.49180 (7) | 0.7000 (2) | 0.41537 (5) | 0.0335 (4) | |
| C1B | 0.47972 (6) | 0.6448 (2) | 0.31185 (5) | 0.0240 (3) | |
| C2B | 0.50872 (6) | 0.64104 (19) | 0.34849 (5) | 0.0219 (3) | |
| H2B | 0.5323 | 0.7270 | 0.3476 | 0.026* | |
| C3B | 0.53578 (6) | 0.4824 (2) | 0.35275 (5) | 0.0228 (3) | |
| H3BA | 0.5485 | 0.4757 | 0.3788 | 0.027* | |
| C4B | 0.50099 (6) | 0.3490 (2) | 0.34697 (5) | 0.0238 (3) | |
| C5B | 0.51222 (7) | 0.1969 (2) | 0.36457 (5) | 0.0303 (4) | |
| C6B | 0.47826 (9) | 0.0613 (2) | 0.35856 (6) | 0.0448 (5) | |
| H6BA | 0.4766 | −0.0005 | 0.3819 | 0.054* | |
| H6BB | 0.4909 | −0.0069 | 0.3387 | 0.054* | |
| C7B | 0.42824 (9) | 0.1114 (3) | 0.34759 (6) | 0.0432 (5) | |
| H7BA | 0.4126 | 0.1589 | 0.3695 | 0.052* | |
| H7BB | 0.4099 | 0.0188 | 0.3401 | 0.052* | |
| C8B | 0.42911 (7) | 0.2300 (2) | 0.31484 (6) | 0.0345 (4) | |
| H8BA | 0.4389 | 0.1766 | 0.2916 | 0.041* | |
| H8BB | 0.3972 | 0.2720 | 0.3109 | 0.041* | |
| C9B | 0.46301 (6) | 0.3640 (2) | 0.32309 (5) | 0.0247 (3) | |
| C10B | 0.57756 (6) | 0.4789 (2) | 0.32494 (5) | 0.0255 (4) | |
| C11B | 0.62165 (7) | 0.5355 (3) | 0.33652 (6) | 0.0432 (5) | |
| H11B | 0.6260 | 0.5660 | 0.3618 | 0.052* | |
| C12B | 0.65946 (9) | 0.5476 (4) | 0.31115 (8) | 0.0608 (8) | |
| H12B | 0.6890 | 0.5862 | 0.3192 | 0.073* | |
| C13B | 0.65256 (8) | 0.5013 (3) | 0.27362 (7) | 0.0505 (6) | |
| C14B | 0.60972 (8) | 0.4409 (3) | 0.26148 (6) | 0.0376 (4) | |
| H14B | 0.6058 | 0.4080 | 0.2363 | 0.045* | |
| C15B | 0.57242 (7) | 0.4297 (2) | 0.28716 (5) | 0.0296 (4) | |
| H15B | 0.5433 | 0.3884 | 0.2791 | 0.035* | |
| C16B | 0.41761 (6) | 0.5176 (2) | 0.27496 (5) | 0.0280 (4) | |
| C17B | 0.42624 (8) | 0.4736 (3) | 0.23774 (6) | 0.0410 (5) | |
| H17B | 0.4561 | 0.4357 | 0.2305 | 0.049* | |
| C18B | 0.38942 (9) | 0.4867 (4) | 0.21121 (6) | 0.0557 (7) | |
| H18B | 0.3950 | 0.4580 | 0.1859 | 0.067* | |
| C19B | 0.34492 (9) | 0.5414 (4) | 0.22167 (7) | 0.0554 (7) | |
| C20B | 0.33726 (7) | 0.5846 (3) | 0.25939 (6) | 0.0449 (5) | |
| H20B | 0.3073 | 0.6209 | 0.2668 | 0.054* | |
| C21B | 0.37358 (7) | 0.5744 (3) | 0.28612 (6) | 0.0344 (4) | |
| H21B | 0.3683 | 0.6055 | 0.3113 | 0.041* | |
| C22B | 0.47312 (6) | 0.6765 (2) | 0.38092 (5) | 0.0262 (4) | |
| C23B | 0.30543 (12) | 0.5582 (7) | 0.19237 (10) | 0.1053 (16) | |
| H23D | 0.2808 | 0.4815 | 0.1975 | 0.158* | |
| H23E | 0.3183 | 0.5407 | 0.1673 | 0.158* | |
| H23F | 0.2921 | 0.6630 | 0.1938 | 0.158* | |
| H2A2 | 0.5079 (9) | 0.045 (3) | 0.4652 (6) | 0.031 (6)* | |
| H2B1 | 0.4729 (9) | 0.732 (3) | 0.4330 (7) | 0.037 (6)* | |
| H2A1 | 0.5470 (9) | 0.085 (3) | 0.4374 (7) | 0.038 (6)* | |
| H2B2 | 0.5214 (10) | 0.689 (3) | 0.4200 (7) | 0.043 (7)* |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Atomic displacement parameters (Å2)
| U11 | U22 | U33 | U12 | U13 | U23 | |
| Cl1A | 0.0364 (3) | 0.0663 (4) | 0.0816 (5) | −0.0009 (3) | 0.0225 (3) | −0.0174 (3) |
| O1A | 0.0331 (7) | 0.0261 (7) | 0.0375 (7) | 0.0074 (5) | −0.0058 (5) | −0.0021 (5) |
| O2A | 0.0288 (6) | 0.0351 (7) | 0.0251 (6) | −0.0052 (5) | 0.0032 (5) | −0.0055 (5) |
| O3A | 0.0462 (8) | 0.0361 (8) | 0.0406 (8) | 0.0084 (6) | −0.0093 (6) | 0.0078 (6) |
| N1A | 0.0246 (7) | 0.0238 (7) | 0.0246 (7) | 0.0008 (6) | −0.0018 (6) | −0.0010 (6) |
| N2A | 0.0252 (8) | 0.0441 (10) | 0.0259 (8) | −0.0092 (7) | −0.0025 (6) | 0.0044 (7) |
| C1A | 0.0209 (8) | 0.0230 (8) | 0.0276 (8) | −0.0008 (7) | 0.0020 (6) | 0.0006 (7) |
| C2A | 0.0230 (8) | 0.0207 (8) | 0.0240 (8) | 0.0002 (6) | 0.0005 (6) | −0.0021 (6) |
| C3A | 0.0257 (8) | 0.0230 (8) | 0.0233 (8) | −0.0006 (7) | −0.0023 (6) | 0.0007 (6) |
| C4A | 0.0243 (8) | 0.0215 (8) | 0.0288 (9) | −0.0019 (7) | 0.0021 (7) | 0.0003 (7) |
| C5A | 0.0297 (9) | 0.0249 (9) | 0.0391 (10) | 0.0003 (7) | −0.0009 (8) | 0.0030 (8) |
| C6A | 0.0615 (15) | 0.0252 (10) | 0.0542 (13) | 0.0112 (10) | −0.0046 (11) | −0.0017 (9) |
| C7A | 0.0705 (16) | 0.0353 (11) | 0.0437 (12) | 0.0156 (11) | 0.0062 (11) | −0.0097 (9) |
| C8A | 0.0460 (11) | 0.0265 (9) | 0.0294 (9) | −0.0005 (8) | 0.0033 (8) | −0.0046 (7) |
| C9A | 0.0236 (8) | 0.0205 (8) | 0.0283 (8) | −0.0028 (6) | 0.0028 (7) | −0.0003 (7) |
| C10A | 0.0281 (9) | 0.0250 (8) | 0.0229 (8) | −0.0013 (7) | 0.0002 (7) | 0.0032 (6) |
| C11A | 0.0408 (11) | 0.0482 (12) | 0.0305 (10) | −0.0114 (10) | 0.0021 (8) | −0.0116 (9) |
| C12A | 0.0474 (13) | 0.0529 (13) | 0.0423 (12) | −0.0075 (11) | 0.0142 (10) | −0.0205 (10) |
| C13A | 0.0316 (10) | 0.0366 (10) | 0.0423 (11) | −0.0015 (8) | 0.0097 (8) | −0.0003 (8) |
| C14A | 0.0335 (11) | 0.0631 (14) | 0.0336 (10) | −0.0162 (10) | 0.0034 (8) | −0.0070 (10) |
| C15A | 0.0371 (11) | 0.0538 (13) | 0.0275 (9) | −0.0129 (9) | 0.0060 (8) | −0.0105 (9) |
| C16A | 0.0271 (9) | 0.0274 (9) | 0.0257 (8) | 0.0025 (7) | −0.0035 (7) | −0.0027 (7) |
| C17A | 0.0283 (9) | 0.0425 (11) | 0.0314 (9) | 0.0042 (8) | 0.0018 (7) | 0.0034 (8) |
| C18A | 0.0493 (12) | 0.0545 (13) | 0.0282 (10) | 0.0092 (10) | −0.0039 (9) | 0.0052 (9) |
| C19A | 0.0477 (12) | 0.0477 (13) | 0.0402 (11) | 0.0084 (10) | −0.0178 (10) | −0.0065 (10) |
| C20A | 0.0309 (10) | 0.0487 (13) | 0.0548 (13) | −0.0066 (9) | −0.0126 (9) | −0.0066 (10) |
| C21A | 0.0344 (10) | 0.0422 (11) | 0.0360 (10) | −0.0079 (9) | −0.0036 (8) | 0.0021 (9) |
| C22A | 0.0242 (8) | 0.0162 (7) | 0.0279 (8) | 0.0010 (6) | 0.0011 (7) | −0.0010 (6) |
| C23A | 0.0704 (19) | 0.097 (2) | 0.0647 (18) | 0.0068 (17) | −0.0403 (16) | 0.0008 (17) |
| Cl1B | 0.0615 (4) | 0.1578 (9) | 0.0687 (5) | −0.0455 (5) | 0.0382 (4) | −0.0341 (5) |
| O1B | 0.0397 (7) | 0.0276 (7) | 0.0327 (7) | −0.0015 (6) | −0.0062 (6) | 0.0098 (5) |
| O2B | 0.0275 (7) | 0.0539 (9) | 0.0388 (7) | 0.0046 (6) | 0.0030 (6) | −0.0066 (7) |
| O3B | 0.0484 (8) | 0.0321 (7) | 0.0322 (7) | 0.0089 (6) | −0.0075 (6) | 0.0075 (6) |
| N1B | 0.0254 (7) | 0.0244 (7) | 0.0241 (7) | −0.0002 (6) | −0.0039 (6) | 0.0020 (6) |
| N2B | 0.0365 (9) | 0.0389 (9) | 0.0251 (8) | 0.0098 (7) | 0.0016 (7) | −0.0039 (7) |
| C1B | 0.0247 (8) | 0.0236 (8) | 0.0238 (8) | 0.0017 (7) | 0.0013 (6) | 0.0018 (7) |
| C2B | 0.0234 (8) | 0.0186 (8) | 0.0236 (8) | 0.0000 (6) | −0.0015 (6) | 0.0001 (6) |
| C3B | 0.0274 (8) | 0.0218 (8) | 0.0192 (7) | 0.0037 (7) | −0.0041 (6) | −0.0011 (6) |
| C4B | 0.0306 (9) | 0.0204 (8) | 0.0204 (8) | 0.0023 (7) | 0.0010 (6) | 0.0000 (6) |
| C5B | 0.0455 (11) | 0.0231 (9) | 0.0222 (8) | 0.0049 (8) | 0.0009 (8) | 0.0004 (7) |
| C6B | 0.0723 (16) | 0.0214 (9) | 0.0407 (11) | −0.0050 (10) | −0.0097 (11) | 0.0064 (8) |
| C7B | 0.0568 (14) | 0.0321 (10) | 0.0406 (11) | −0.0195 (10) | −0.0031 (10) | 0.0044 (9) |
| C8B | 0.0390 (10) | 0.0299 (10) | 0.0347 (10) | −0.0085 (8) | −0.0055 (8) | 0.0011 (8) |
| C9B | 0.0301 (9) | 0.0219 (8) | 0.0220 (8) | 0.0003 (7) | 0.0022 (7) | 0.0001 (6) |
| C10B | 0.0260 (8) | 0.0245 (8) | 0.0258 (8) | 0.0036 (7) | −0.0020 (7) | −0.0021 (7) |
| C11B | 0.0329 (10) | 0.0629 (14) | 0.0338 (10) | −0.0063 (10) | −0.0015 (8) | −0.0183 (10) |
| C12B | 0.0325 (11) | 0.093 (2) | 0.0563 (15) | −0.0212 (13) | 0.0061 (10) | −0.0279 (14) |
| C13B | 0.0378 (12) | 0.0696 (16) | 0.0441 (12) | −0.0095 (11) | 0.0146 (10) | −0.0107 (11) |
| C14B | 0.0399 (11) | 0.0463 (11) | 0.0267 (9) | 0.0032 (9) | 0.0028 (8) | −0.0048 (8) |
| C15B | 0.0283 (9) | 0.0348 (10) | 0.0256 (9) | 0.0016 (8) | −0.0032 (7) | −0.0033 (7) |
| C16B | 0.0280 (9) | 0.0304 (9) | 0.0257 (9) | −0.0013 (7) | −0.0049 (7) | 0.0034 (7) |
| C17B | 0.0364 (11) | 0.0569 (13) | 0.0296 (10) | 0.0075 (10) | −0.0037 (8) | −0.0046 (9) |
| C18B | 0.0534 (14) | 0.0867 (19) | 0.0269 (10) | 0.0080 (13) | −0.0111 (10) | −0.0080 (11) |
| C19B | 0.0399 (12) | 0.089 (2) | 0.0375 (12) | 0.0031 (13) | −0.0149 (10) | 0.0056 (12) |
| C20B | 0.0261 (10) | 0.0658 (15) | 0.0429 (12) | 0.0036 (10) | −0.0041 (8) | 0.0047 (10) |
| C21B | 0.0305 (10) | 0.0441 (11) | 0.0287 (9) | −0.0003 (8) | −0.0008 (7) | 0.0028 (8) |
| C22B | 0.0301 (9) | 0.0193 (8) | 0.0291 (9) | 0.0029 (7) | 0.0021 (7) | 0.0013 (6) |
| C23B | 0.0598 (19) | 0.202 (5) | 0.0542 (18) | 0.023 (3) | −0.0332 (15) | −0.004 (2) |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Geometric parameters (Å, º)
| Cl1A—C13A | 1.745 (2) | Cl1B—C13B | 1.746 (2) |
| O1A—C1A | 1.209 (2) | O1B—C1B | 1.210 (2) |
| O2A—C22A | 1.234 (2) | O2B—C22B | 1.221 (2) |
| O3A—C5A | 1.230 (2) | O3B—C5B | 1.232 (2) |
| N1A—C1A | 1.391 (2) | N1B—C1B | 1.387 (2) |
| N1A—C9A | 1.403 (2) | N1B—C9B | 1.400 (2) |
| N1A—C16A | 1.452 (2) | N1B—C16B | 1.450 (2) |
| N2A—C22A | 1.323 (2) | N2B—C22B | 1.329 (2) |
| N2A—H2A2 | 0.88 (2) | N2B—H2B1 | 0.85 (3) |
| N2A—H2A1 | 0.86 (3) | N2B—H2B2 | 0.85 (3) |
| C1A—C2A | 1.518 (2) | C1B—C2B | 1.518 (2) |
| C2A—C22A | 1.535 (2) | C2B—C22B | 1.539 (2) |
| C2A—C3A | 1.546 (2) | C2B—C3B | 1.544 (2) |
| C2A—H2A | 0.9800 | C2B—H2B | 0.9800 |
| C3A—C4A | 1.502 (2) | C3B—C4B | 1.500 (2) |
| C3A—C10A | 1.529 (2) | C3B—C10B | 1.521 (2) |
| C3A—H3AA | 0.9800 | C3B—H3BA | 0.9800 |
| C4A—C9A | 1.355 (3) | C4B—C9B | 1.357 (2) |
| C4A—C5A | 1.456 (3) | C4B—C5B | 1.457 (2) |
| C5A—C6A | 1.501 (3) | C5B—C6B | 1.500 (3) |
| C6A—C7A | 1.500 (3) | C6B—C7B | 1.510 (3) |
| C6A—H6AA | 0.9700 | C6B—H6BA | 0.9700 |
| C6A—H6AB | 0.9700 | C6B—H6BB | 0.9700 |
| C7A—C8A | 1.532 (3) | C7B—C8B | 1.522 (3) |
| C7A—H7AA | 0.9700 | C7B—H7BA | 0.9700 |
| C7A—H7AB | 0.9700 | C7B—H7BB | 0.9700 |
| C8A—C9A | 1.500 (2) | C8B—C9B | 1.503 (3) |
| C8A—H8AA | 0.9700 | C8B—H8BA | 0.9700 |
| C8A—H8AB | 0.9700 | C8B—H8BB | 0.9700 |
| C10A—C15A | 1.383 (3) | C10B—C11B | 1.382 (3) |
| C10A—C11A | 1.383 (3) | C10B—C15B | 1.394 (2) |
| C11A—C12A | 1.385 (3) | C11B—C12B | 1.384 (3) |
| C11A—H11A | 0.9300 | C11B—H11B | 0.9300 |
| C12A—C13A | 1.373 (3) | C12B—C13B | 1.384 (3) |
| C12A—H12A | 0.9300 | C12B—H12B | 0.9300 |
| C13A—C14A | 1.365 (3) | C13B—C14B | 1.369 (3) |
| C14A—C15A | 1.381 (3) | C14B—C15B | 1.380 (3) |
| C14A—H14A | 0.9300 | C14B—H14B | 0.9300 |
| C15A—H15A | 0.9300 | C15B—H15B | 0.9300 |
| C16A—C17A | 1.379 (3) | C16B—C17B | 1.376 (3) |
| C16A—C21A | 1.385 (3) | C16B—C21B | 1.377 (3) |
| C17A—C18A | 1.387 (3) | C17B—C18B | 1.391 (3) |
| C17A—H17A | 0.9300 | C17B—H17B | 0.9300 |
| C18A—C19A | 1.386 (4) | C18B—C19B | 1.376 (4) |
| C18A—H18A | 0.9300 | C18B—H18B | 0.9300 |
| C19A—C20A | 1.385 (3) | C19B—C20B | 1.386 (3) |
| C19A—C23A | 1.516 (3) | C19B—C23B | 1.513 (3) |
| C20A—C21A | 1.386 (3) | C20B—C21B | 1.383 (3) |
| C20A—H20A | 0.9300 | C20B—H20B | 0.9300 |
| C21A—H21A | 0.9300 | C21B—H21B | 0.9300 |
| C23A—H23A | 0.9600 | C23B—H23D | 0.9600 |
| C23A—H23B | 0.9600 | C23B—H23E | 0.9600 |
| C23A—H23C | 0.9600 | C23B—H23F | 0.9600 |
| C1A—N1A—C9A | 122.11 (14) | C1B—N1B—C9B | 122.57 (14) |
| C1A—N1A—C16A | 116.03 (14) | C1B—N1B—C16B | 116.61 (14) |
| C9A—N1A—C16A | 121.72 (14) | C9B—N1B—C16B | 120.53 (14) |
| C22A—N2A—H2A2 | 118.9 (14) | C22B—N2B—H2B1 | 117.2 (16) |
| C22A—N2A—H2A1 | 121.2 (16) | C22B—N2B—H2B2 | 122.7 (17) |
| H2A2—N2A—H2A1 | 120 (2) | H2B1—N2B—H2B2 | 120 (2) |
| O1A—C1A—N1A | 121.78 (16) | O1B—C1B—N1B | 121.69 (16) |
| O1A—C1A—C2A | 122.32 (16) | O1B—C1B—C2B | 122.89 (16) |
| N1A—C1A—C2A | 115.90 (14) | N1B—C1B—C2B | 115.34 (14) |
| C1A—C2A—C22A | 109.34 (14) | C1B—C2B—C22B | 105.92 (14) |
| C1A—C2A—C3A | 110.54 (14) | C1B—C2B—C3B | 111.19 (13) |
| C22A—C2A—C3A | 113.03 (14) | C22B—C2B—C3B | 114.42 (13) |
| C1A—C2A—H2A | 107.9 | C1B—C2B—H2B | 108.4 |
| C22A—C2A—H2A | 107.9 | C22B—C2B—H2B | 108.4 |
| C3A—C2A—H2A | 107.9 | C3B—C2B—H2B | 108.4 |
| C4A—C3A—C10A | 112.35 (14) | C4B—C3B—C10B | 113.37 (14) |
| C4A—C3A—C2A | 107.50 (14) | C4B—C3B—C2B | 108.59 (14) |
| C10A—C3A—C2A | 109.75 (14) | C10B—C3B—C2B | 109.32 (14) |
| C4A—C3A—H3AA | 109.1 | C4B—C3B—H3BA | 108.5 |
| C10A—C3A—H3AA | 109.1 | C10B—C3B—H3BA | 108.5 |
| C2A—C3A—H3AA | 109.1 | C2B—C3B—H3BA | 108.5 |
| C9A—C4A—C5A | 121.53 (16) | C9B—C4B—C5B | 120.72 (16) |
| C9A—C4A—C3A | 120.26 (16) | C9B—C4B—C3B | 121.35 (15) |
| C5A—C4A—C3A | 117.73 (16) | C5B—C4B—C3B | 117.59 (15) |
| O3A—C5A—C4A | 120.51 (18) | O3B—C5B—C4B | 120.41 (17) |
| O3A—C5A—C6A | 121.28 (18) | O3B—C5B—C6B | 121.21 (17) |
| C4A—C5A—C6A | 118.12 (17) | C4B—C5B—C6B | 118.37 (17) |
| C7A—C6A—C5A | 113.28 (18) | C5B—C6B—C7B | 114.10 (17) |
| C7A—C6A—H6AA | 108.9 | C5B—C6B—H6BA | 108.7 |
| C5A—C6A—H6AA | 108.9 | C7B—C6B—H6BA | 108.7 |
| C7A—C6A—H6AB | 108.9 | C5B—C6B—H6BB | 108.7 |
| C5A—C6A—H6AB | 108.9 | C7B—C6B—H6BB | 108.7 |
| H6AA—C6A—H6AB | 107.7 | H6BA—C6B—H6BB | 107.6 |
| C6A—C7A—C8A | 112.44 (19) | C6B—C7B—C8B | 111.15 (18) |
| C6A—C7A—H7AA | 109.1 | C6B—C7B—H7BA | 109.4 |
| C8A—C7A—H7AA | 109.1 | C8B—C7B—H7BA | 109.4 |
| C6A—C7A—H7AB | 109.1 | C6B—C7B—H7BB | 109.4 |
| C8A—C7A—H7AB | 109.1 | C8B—C7B—H7BB | 109.4 |
| H7AA—C7A—H7AB | 107.8 | H7BA—C7B—H7BB | 108.0 |
| C9A—C8A—C7A | 110.44 (17) | C9B—C8B—C7B | 111.05 (16) |
| C9A—C8A—H8AA | 109.6 | C9B—C8B—H8BA | 109.4 |
| C7A—C8A—H8AA | 109.6 | C7B—C8B—H8BA | 109.4 |
| C9A—C8A—H8AB | 109.6 | C9B—C8B—H8BB | 109.4 |
| C7A—C8A—H8AB | 109.6 | C7B—C8B—H8BB | 109.4 |
| H8AA—C8A—H8AB | 108.1 | H8BA—C8B—H8BB | 108.0 |
| C4A—C9A—N1A | 120.00 (15) | C4B—C9B—N1B | 120.31 (16) |
| C4A—C9A—C8A | 122.81 (16) | C4B—C9B—C8B | 122.79 (16) |
| N1A—C9A—C8A | 117.15 (15) | N1B—C9B—C8B | 116.81 (15) |
| C15A—C10A—C11A | 117.57 (17) | C11B—C10B—C15B | 118.23 (17) |
| C15A—C10A—C3A | 122.30 (16) | C11B—C10B—C3B | 119.34 (16) |
| C11A—C10A—C3A | 120.04 (16) | C15B—C10B—C3B | 122.30 (16) |
| C10A—C11A—C12A | 120.90 (19) | C10B—C11B—C12B | 121.18 (19) |
| C10A—C11A—H11A | 119.5 | C10B—C11B—H11B | 119.4 |
| C12A—C11A—H11A | 119.5 | C12B—C11B—H11B | 119.4 |
| C13A—C12A—C11A | 119.72 (19) | C11B—C12B—C13B | 118.8 (2) |
| C13A—C12A—H12A | 120.1 | C11B—C12B—H12B | 120.6 |
| C11A—C12A—H12A | 120.1 | C13B—C12B—H12B | 120.6 |
| C14A—C13A—C12A | 120.63 (19) | C14B—C13B—C12B | 121.4 (2) |
| C14A—C13A—Cl1A | 118.75 (17) | C14B—C13B—Cl1B | 118.84 (18) |
| C12A—C13A—Cl1A | 120.60 (16) | C12B—C13B—Cl1B | 119.73 (18) |
| C13A—C14A—C15A | 119.05 (19) | C13B—C14B—C15B | 118.95 (19) |
| C13A—C14A—H14A | 120.5 | C13B—C14B—H14B | 120.5 |
| C15A—C14A—H14A | 120.5 | C15B—C14B—H14B | 120.5 |
| C14A—C15A—C10A | 121.97 (19) | C14B—C15B—C10B | 121.35 (18) |
| C14A—C15A—H15A | 119.0 | C14B—C15B—H15B | 119.3 |
| C10A—C15A—H15A | 119.0 | C10B—C15B—H15B | 119.3 |
| C17A—C16A—C21A | 120.58 (17) | C17B—C16B—C21B | 121.26 (18) |
| C17A—C16A—N1A | 120.22 (16) | C17B—C16B—N1B | 120.03 (17) |
| C21A—C16A—N1A | 119.08 (16) | C21B—C16B—N1B | 118.71 (16) |
| C16A—C17A—C18A | 119.10 (19) | C16B—C17B—C18B | 118.8 (2) |
| C16A—C17A—H17A | 120.4 | C16B—C17B—H17B | 120.6 |
| C18A—C17A—H17A | 120.4 | C18B—C17B—H17B | 120.6 |
| C19A—C18A—C17A | 121.4 (2) | C19B—C18B—C17B | 121.2 (2) |
| C19A—C18A—H18A | 119.3 | C19B—C18B—H18B | 119.4 |
| C17A—C18A—H18A | 119.3 | C17B—C18B—H18B | 119.4 |
| C20A—C19A—C18A | 118.36 (19) | C18B—C19B—C20B | 118.8 (2) |
| C20A—C19A—C23A | 120.7 (2) | C18B—C19B—C23B | 120.7 (3) |
| C18A—C19A—C23A | 120.9 (2) | C20B—C19B—C23B | 120.6 (3) |
| C19A—C20A—C21A | 121.0 (2) | C21B—C20B—C19B | 121.0 (2) |
| C19A—C20A—H20A | 119.5 | C21B—C20B—H20B | 119.5 |
| C21A—C20A—H20A | 119.5 | C19B—C20B—H20B | 119.5 |
| C16A—C21A—C20A | 119.4 (2) | C16B—C21B—C20B | 119.03 (19) |
| C16A—C21A—H21A | 120.3 | C16B—C21B—H21B | 120.5 |
| C20A—C21A—H21A | 120.3 | C20B—C21B—H21B | 120.5 |
| O2A—C22A—N2A | 123.25 (16) | O2B—C22B—N2B | 123.20 (17) |
| O2A—C22A—C2A | 121.21 (15) | O2B—C22B—C2B | 120.30 (16) |
| N2A—C22A—C2A | 115.49 (15) | N2B—C22B—C2B | 116.41 (16) |
| C19A—C23A—H23A | 109.5 | C19B—C23B—H23D | 109.5 |
| C19A—C23A—H23B | 109.5 | C19B—C23B—H23E | 109.5 |
| H23A—C23A—H23B | 109.5 | H23D—C23B—H23E | 109.5 |
| C19A—C23A—H23C | 109.5 | C19B—C23B—H23F | 109.5 |
| H23A—C23A—H23C | 109.5 | H23D—C23B—H23F | 109.5 |
| H23B—C23A—H23C | 109.5 | H23E—C23B—H23F | 109.5 |
1-(4-Chlorophenyl)-4-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (I). Hydrogen-bond geometry (Å, º)
| D—H···A | D—H | H···A | D···A | D—H···A |
| N2A—H2A2···O2Ai | 0.88 (2) | 2.12 (3) | 2.979 (2) | 164 (2) |
| N2B—H2B1···O2Aii | 0.86 (2) | 2.26 (2) | 3.055 (2) | 154 (2) |
| N2A—H2A1···O3B | 0.86 (2) | 2.06 (2) | 2.865 (2) | 156 (2) |
| N2B—H2B2···O3A | 0.85 (3) | 2.04 (3) | 2.847 (2) | 159 (2) |
| C3A—H3AA···O3A | 0.98 | 2.45 | 2.793 (2) | 100 |
| C8A—H8AB···O2Bii | 0.97 | 2.50 | 3.392 (2) | 153 |
| C6B—H6BB···O1Biii | 0.97 | 2.57 | 3.430 (2) | 148 |
| C14A—H14A···O1Aiv | 0.93 | 2.54 | 3.393 (3) | 153 |
| C17A—H17A···O2Bii | 0.93 | 2.48 | 3.110 (2) | 125 |
| C17B—H17B···O1Bv | 0.93 | 2.52 | 3.424 (3) | 164 |
Symmetry codes: (i) −x+1, −y, −z+1; (ii) −x+1, −y+1, −z+1; (iii) x, y−1, z; (iv) −x+3/2, y+1/2, z; (v) −x+1, y−1/2, −z+1/2.
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Crystal data
| C24H22N2O3 | F(000) = 1632 |
| Mr = 386.43 | Dx = 1.290 Mg m−3 |
| Monoclinic, P21/c | Cu Kα radiation, λ = 1.54184 Å |
| a = 10.3486 (2) Å | Cell parameters from 3849 reflections |
| b = 13.9969 (3) Å | θ = 4.3–70.8° |
| c = 27.5353 (5) Å | µ = 0.69 mm−1 |
| β = 93.797 (2)° | T = 173 K |
| V = 3979.69 (14) Å3 | Irregular, orange |
| Z = 8 | 0.12 × 0.08 × 0.04 mm |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Data collection
| Rigaku Oxford Diffraction Xcalibur, Eos, Gemini diffractometer | 5380 reflections with I > 2σ(I) |
| Detector resolution: 16.0416 pixels mm-1 | Rint = 0.027 |
| ω scans | θmax = 71.4°, θmin = 3.5° |
| Absorption correction: multi-scan (CrysAlisPro; Rigaku OD, 2015) | h = −9→12 |
| Tmin = 0.945, Tmax = 1.000 | k = −10→16 |
| 15107 measured reflections | l = −26→33 |
| 7579 independent reflections |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Refinement
| Refinement on F2 | Primary atom site location: dual |
| Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
| R[F2 > 2σ(F2)] = 0.049 | H-atom parameters constrained |
| wR(F2) = 0.139 | w = 1/[σ2(Fo2) + (0.0628P)2 + 0.1965P] where P = (Fo2 + 2Fc2)/3 |
| S = 1.03 | (Δ/σ)max < 0.001 |
| 7579 reflections | Δρmax = 0.25 e Å−3 |
| 555 parameters | Δρmin = −0.16 e Å−3 |
| 36 restraints |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Special details
| Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2)
| x | y | z | Uiso*/Ueq | Occ. (<1) | |
| O1A | 0.36261 (17) | 0.53971 (14) | 0.33466 (6) | 0.0704 (5) | |
| O2A | 0.78343 (15) | 0.78301 (13) | 0.24000 (6) | 0.0635 (4) | |
| O3A | 0.5360 (2) | 0.99458 (16) | 0.43140 (8) | 0.0866 (6) | |
| N1A | 0.40024 (16) | 0.60665 (14) | 0.26190 (6) | 0.0490 (4) | |
| N2A | 0.6257 (3) | 0.56408 (18) | 0.41665 (8) | 0.0773 (6) | |
| C1A | 0.4369 (2) | 0.57641 (15) | 0.30847 (7) | 0.0502 (5) | |
| C2A | 0.5814 (2) | 0.58943 (16) | 0.32306 (7) | 0.0499 (5) | |
| H2A | 0.628554 | 0.537522 | 0.306612 | 0.060* | |
| C3A | 0.63700 (18) | 0.68516 (15) | 0.30610 (7) | 0.0462 (4) | |
| H3A | 0.733419 | 0.678557 | 0.307960 | 0.055* | |
| C4A | 0.59327 (19) | 0.69818 (15) | 0.25308 (7) | 0.0440 (4) | |
| C5A | 0.6773 (2) | 0.75536 (16) | 0.22368 (8) | 0.0509 (5) | |
| C6A | 0.6240 (7) | 0.7794 (6) | 0.1737 (2) | 0.093 (3) | 0.670 (11) |
| H6A1 | 0.647523 | 0.846564 | 0.167295 | 0.112* | 0.670 (11) |
| H6A2 | 0.669856 | 0.739274 | 0.150722 | 0.112* | 0.670 (11) |
| C7A | 0.4928 (5) | 0.7699 (5) | 0.16172 (18) | 0.0727 (19) | 0.670 (11) |
| H7A1 | 0.478234 | 0.768970 | 0.125825 | 0.087* | 0.670 (11) |
| H7A2 | 0.447588 | 0.826567 | 0.173844 | 0.087* | 0.670 (11) |
| C8A | 0.4343 (10) | 0.6823 (10) | 0.1818 (3) | 0.058 (3) | 0.670 (11) |
| H8A1 | 0.454564 | 0.627035 | 0.161223 | 0.070* | 0.670 (11) |
| H8A2 | 0.338993 | 0.689814 | 0.180160 | 0.070* | 0.670 (11) |
| C6AA | 0.6417 (13) | 0.7776 (12) | 0.1706 (4) | 0.081 (6) | 0.330 (11) |
| H6A3 | 0.609006 | 0.843920 | 0.167569 | 0.097* | 0.330 (11) |
| H6A4 | 0.719692 | 0.772369 | 0.151825 | 0.097* | 0.330 (11) |
| C7AA | 0.5411 (9) | 0.7106 (9) | 0.1504 (2) | 0.062 (3) | 0.330 (11) |
| H7A3 | 0.587817 | 0.655632 | 0.137269 | 0.074* | 0.330 (11) |
| H7A4 | 0.496696 | 0.743252 | 0.122131 | 0.074* | 0.330 (11) |
| C8AA | 0.4327 (18) | 0.668 (2) | 0.1804 (5) | 0.054 (5) | 0.330 (11) |
| H8A3 | 0.354750 | 0.708882 | 0.177077 | 0.064* | 0.330 (11) |
| H8A4 | 0.408875 | 0.603398 | 0.167990 | 0.064* | 0.330 (11) |
| C9A | 0.48142 (19) | 0.66155 (15) | 0.23353 (7) | 0.0454 (4) | |
| C10A | 0.60548 (19) | 0.76995 (15) | 0.33746 (7) | 0.0453 (4) | |
| C11A | 0.6939 (2) | 0.79817 (18) | 0.37505 (8) | 0.0580 (5) | |
| H11A | 0.773514 | 0.764736 | 0.380089 | 0.070* | |
| C12A | 0.6683 (2) | 0.8734 (2) | 0.40504 (9) | 0.0664 (6) | |
| H12A | 0.730490 | 0.891710 | 0.430239 | 0.080* | |
| C13A | 0.5529 (2) | 0.92254 (17) | 0.39877 (9) | 0.0594 (6) | |
| C14A | 0.4648 (2) | 0.89723 (17) | 0.36131 (9) | 0.0588 (5) | |
| H14A | 0.385742 | 0.931387 | 0.356279 | 0.071* | |
| C15A | 0.4919 (2) | 0.82139 (17) | 0.33077 (8) | 0.0528 (5) | |
| H15A | 0.430961 | 0.804786 | 0.304833 | 0.063* | |
| C16A | 0.2677 (2) | 0.58533 (16) | 0.24393 (7) | 0.0478 (5) | |
| C17A | 0.2392 (2) | 0.50222 (18) | 0.21912 (10) | 0.0633 (6) | |
| H17A | 0.305254 | 0.456910 | 0.214024 | 0.076* | |
| C18A | 0.1124 (3) | 0.48517 (19) | 0.20156 (10) | 0.0689 (7) | |
| H18A | 0.092331 | 0.427678 | 0.184344 | 0.083* | |
| C19A | 0.0151 (2) | 0.55004 (18) | 0.20862 (8) | 0.0574 (5) | |
| C20A | 0.0455 (2) | 0.63227 (18) | 0.23423 (8) | 0.0568 (5) | |
| H20A | −0.020731 | 0.677108 | 0.239908 | 0.068* | |
| C21A | 0.1721 (2) | 0.65056 (16) | 0.25189 (7) | 0.0521 (5) | |
| H21A | 0.192371 | 0.707754 | 0.269352 | 0.062* | |
| C22A | 0.6045 (2) | 0.57437 (17) | 0.37597 (8) | 0.0578 (5) | |
| C23A | 0.4110 (3) | 1.0295 (3) | 0.43679 (13) | 0.0962 (10) | |
| H23A | 0.378518 | 1.060752 | 0.406571 | 0.144* | |
| H23B | 0.413342 | 1.075712 | 0.463558 | 0.144* | |
| H23C | 0.353668 | 0.976341 | 0.444030 | 0.144* | |
| C24A | −0.1230 (3) | 0.5333 (2) | 0.18813 (11) | 0.0803 (8) | |
| H24A | −0.183518 | 0.561316 | 0.210066 | 0.120* | |
| H24B | −0.139106 | 0.464541 | 0.185086 | 0.120* | |
| H24C | −0.135458 | 0.563409 | 0.156018 | 0.120* | |
| O1B | 0.88611 (15) | 0.55891 (11) | 0.33264 (6) | 0.0597 (4) | |
| O2B | 1.17002 (16) | 0.19933 (11) | 0.42029 (6) | 0.0623 (4) | |
| O3B | 0.61297 (18) | 0.20781 (13) | 0.49274 (7) | 0.0735 (5) | |
| N1B | 1.05243 (16) | 0.52114 (12) | 0.38701 (6) | 0.0442 (4) | |
| N2B | 0.7586 (3) | 0.37087 (19) | 0.27435 (9) | 0.0866 (8) | |
| C1B | 0.96338 (19) | 0.50067 (15) | 0.34912 (7) | 0.0445 (4) | |
| C2B | 0.9722 (2) | 0.40016 (16) | 0.32852 (7) | 0.0473 (5) | |
| H2B | 1.045583 | 0.399447 | 0.306669 | 0.057* | |
| C3B | 0.99990 (19) | 0.32262 (14) | 0.36769 (7) | 0.0445 (4) | |
| H3B | 1.028406 | 0.263711 | 0.350848 | 0.053* | |
| C4B | 1.11285 (18) | 0.35722 (14) | 0.40066 (6) | 0.0409 (4) | |
| C5B | 1.19280 (19) | 0.28396 (15) | 0.42658 (7) | 0.0459 (4) | |
| C6B | 1.3012 (2) | 0.31731 (17) | 0.46160 (8) | 0.0566 (5) | |
| H6BA | 1.372469 | 0.270099 | 0.462105 | 0.068* | |
| H6BB | 1.269539 | 0.320138 | 0.494725 | 0.068* | |
| C7B | 1.3531 (2) | 0.41394 (17) | 0.44876 (8) | 0.0546 (5) | |
| H7BA | 1.398831 | 0.408795 | 0.418402 | 0.066* | |
| H7BB | 1.416456 | 0.435436 | 0.475017 | 0.066* | |
| C8B | 1.2457 (2) | 0.48714 (16) | 0.44186 (7) | 0.0496 (5) | |
| H8BA | 1.213782 | 0.503444 | 0.473927 | 0.060* | |
| H8BB | 1.280653 | 0.546139 | 0.427828 | 0.060* | |
| C9B | 1.13513 (18) | 0.45094 (14) | 0.40896 (6) | 0.0409 (4) | |
| C10B | 0.88665 (18) | 0.29520 (14) | 0.39738 (7) | 0.0438 (4) | |
| C11B | 0.8175 (2) | 0.36257 (15) | 0.42189 (8) | 0.0490 (5) | |
| H11B | 0.834148 | 0.428504 | 0.417023 | 0.059* | |
| C12B | 0.7244 (2) | 0.33612 (16) | 0.45338 (8) | 0.0529 (5) | |
| H12B | 0.677947 | 0.383529 | 0.469731 | 0.064* | |
| C13B | 0.6998 (2) | 0.24062 (16) | 0.46077 (8) | 0.0524 (5) | |
| C14B | 0.7626 (2) | 0.17243 (16) | 0.43470 (9) | 0.0596 (6) | |
| H14B | 0.742172 | 0.106745 | 0.438278 | 0.072* | |
| C15B | 0.8550 (2) | 0.19959 (16) | 0.40346 (8) | 0.0552 (5) | |
| H15B | 0.897639 | 0.152078 | 0.385788 | 0.066* | |
| C16B | 1.05339 (19) | 0.61852 (14) | 0.40490 (7) | 0.0439 (4) | |
| C17B | 1.0002 (2) | 0.64075 (17) | 0.44792 (8) | 0.0591 (5) | |
| H17B | 0.964595 | 0.591822 | 0.466862 | 0.071* | |
| C18B | 0.9988 (3) | 0.73479 (19) | 0.46353 (9) | 0.0659 (6) | |
| H18B | 0.963120 | 0.749395 | 0.493561 | 0.079* | |
| C19B | 1.0478 (2) | 0.80763 (17) | 0.43663 (9) | 0.0593 (6) | |
| C20B | 1.1019 (3) | 0.78322 (18) | 0.39393 (10) | 0.0700 (7) | |
| H20B | 1.137513 | 0.831935 | 0.374852 | 0.084* | |
| C21B | 1.1056 (3) | 0.68946 (17) | 0.37820 (8) | 0.0617 (6) | |
| H21B | 1.144360 | 0.674336 | 0.348844 | 0.074* | |
| C22B | 0.8523 (2) | 0.38295 (17) | 0.29799 (8) | 0.0599 (6) | |
| C23B | 0.5890 (3) | 0.2675 (2) | 0.53236 (9) | 0.0676 (6) | |
| H23D | 0.541756 | 0.324436 | 0.520484 | 0.101* | |
| H23E | 0.671532 | 0.286706 | 0.549044 | 0.101* | |
| H23F | 0.537152 | 0.232836 | 0.555109 | 0.101* | |
| C24B | 1.0432 (3) | 0.9097 (2) | 0.45374 (13) | 0.0892 (9) | |
| H24D | 0.989531 | 0.913847 | 0.481671 | 0.134* | |
| H24E | 1.006030 | 0.950037 | 0.427298 | 0.134* | |
| H24F | 1.131171 | 0.931536 | 0.463385 | 0.134* |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Atomic displacement parameters (Å2)
| U11 | U22 | U33 | U12 | U13 | U23 | |
| O1A | 0.0649 (10) | 0.0884 (13) | 0.0588 (9) | −0.0090 (9) | 0.0108 (8) | 0.0254 (9) |
| O2A | 0.0504 (9) | 0.0733 (11) | 0.0676 (10) | −0.0076 (8) | 0.0095 (7) | 0.0054 (8) |
| O3A | 0.0840 (13) | 0.0771 (13) | 0.0989 (14) | −0.0122 (10) | 0.0082 (11) | −0.0350 (11) |
| N1A | 0.0440 (9) | 0.0576 (10) | 0.0458 (9) | −0.0023 (7) | 0.0052 (7) | 0.0081 (7) |
| N2A | 0.1003 (18) | 0.0772 (15) | 0.0541 (12) | 0.0104 (13) | 0.0028 (11) | 0.0156 (10) |
| C1A | 0.0551 (12) | 0.0493 (11) | 0.0472 (10) | 0.0038 (9) | 0.0099 (9) | 0.0094 (9) |
| C2A | 0.0532 (12) | 0.0510 (12) | 0.0457 (10) | 0.0118 (9) | 0.0045 (9) | 0.0089 (9) |
| C3A | 0.0378 (9) | 0.0527 (11) | 0.0482 (10) | 0.0077 (8) | 0.0025 (8) | 0.0105 (9) |
| C4A | 0.0429 (10) | 0.0475 (11) | 0.0425 (10) | 0.0094 (8) | 0.0077 (8) | 0.0061 (8) |
| C5A | 0.0464 (11) | 0.0552 (12) | 0.0522 (11) | 0.0016 (9) | 0.0115 (9) | 0.0026 (9) |
| C6A | 0.095 (5) | 0.129 (6) | 0.055 (4) | −0.062 (4) | −0.002 (3) | 0.049 (4) |
| C7A | 0.069 (3) | 0.097 (4) | 0.051 (2) | −0.014 (3) | −0.0021 (19) | 0.029 (2) |
| C8A | 0.058 (4) | 0.069 (5) | 0.046 (4) | −0.003 (3) | −0.009 (3) | 0.002 (2) |
| C6AA | 0.065 (7) | 0.122 (12) | 0.058 (8) | 0.023 (7) | 0.014 (6) | −0.023 (7) |
| C7AA | 0.066 (5) | 0.084 (7) | 0.035 (3) | −0.013 (5) | 0.008 (3) | 0.006 (3) |
| C8AA | 0.052 (8) | 0.075 (9) | 0.037 (7) | −0.018 (6) | 0.024 (6) | 0.010 (5) |
| C9A | 0.0445 (10) | 0.0503 (11) | 0.0421 (10) | 0.0058 (8) | 0.0088 (8) | 0.0049 (8) |
| C10A | 0.0411 (10) | 0.0502 (11) | 0.0445 (10) | −0.0005 (8) | 0.0026 (8) | 0.0100 (8) |
| C11A | 0.0454 (11) | 0.0657 (14) | 0.0616 (13) | 0.0010 (10) | −0.0051 (10) | 0.0044 (11) |
| C12A | 0.0593 (14) | 0.0718 (16) | 0.0664 (14) | −0.0142 (12) | −0.0085 (11) | −0.0072 (12) |
| C13A | 0.0596 (13) | 0.0534 (13) | 0.0660 (13) | −0.0135 (10) | 0.0094 (11) | −0.0063 (10) |
| C14A | 0.0508 (12) | 0.0572 (13) | 0.0686 (14) | 0.0063 (10) | 0.0046 (10) | 0.0008 (11) |
| C15A | 0.0466 (11) | 0.0570 (12) | 0.0538 (11) | 0.0030 (9) | −0.0048 (9) | 0.0006 (9) |
| C16A | 0.0449 (10) | 0.0540 (12) | 0.0451 (10) | −0.0013 (9) | 0.0082 (8) | 0.0076 (9) |
| C17A | 0.0542 (13) | 0.0550 (13) | 0.0811 (16) | 0.0032 (10) | 0.0071 (11) | −0.0048 (12) |
| C18A | 0.0643 (15) | 0.0568 (14) | 0.0847 (17) | −0.0078 (11) | −0.0007 (13) | −0.0096 (12) |
| C19A | 0.0530 (12) | 0.0643 (14) | 0.0552 (12) | −0.0051 (10) | 0.0048 (10) | 0.0117 (10) |
| C20A | 0.0523 (12) | 0.0664 (14) | 0.0523 (11) | 0.0096 (10) | 0.0085 (9) | 0.0076 (10) |
| C21A | 0.0571 (12) | 0.0535 (12) | 0.0459 (10) | 0.0008 (10) | 0.0055 (9) | 0.0016 (9) |
| C22A | 0.0637 (14) | 0.0543 (13) | 0.0555 (13) | 0.0103 (10) | 0.0039 (10) | 0.0096 (10) |
| C23A | 0.090 (2) | 0.094 (2) | 0.106 (2) | 0.0119 (18) | 0.0168 (18) | −0.0366 (19) |
| C24A | 0.0576 (15) | 0.095 (2) | 0.0873 (19) | −0.0087 (14) | −0.0062 (13) | 0.0090 (16) |
| O1B | 0.0548 (9) | 0.0560 (9) | 0.0661 (9) | 0.0093 (7) | −0.0118 (7) | 0.0051 (7) |
| O2B | 0.0607 (9) | 0.0479 (9) | 0.0773 (10) | 0.0092 (7) | −0.0046 (8) | 0.0018 (7) |
| O3B | 0.0720 (11) | 0.0662 (11) | 0.0845 (12) | −0.0222 (9) | 0.0214 (9) | −0.0025 (9) |
| N1B | 0.0465 (9) | 0.0438 (9) | 0.0420 (8) | 0.0044 (7) | 0.0004 (7) | −0.0016 (7) |
| N2B | 0.0919 (17) | 0.0799 (16) | 0.0825 (15) | −0.0069 (13) | −0.0364 (14) | −0.0028 (12) |
| C1B | 0.0426 (10) | 0.0496 (11) | 0.0412 (9) | 0.0033 (8) | 0.0011 (8) | 0.0045 (8) |
| C2B | 0.0483 (11) | 0.0565 (12) | 0.0367 (9) | 0.0033 (9) | −0.0003 (8) | −0.0037 (8) |
| C3B | 0.0472 (10) | 0.0443 (10) | 0.0418 (9) | 0.0072 (8) | 0.0007 (8) | −0.0078 (8) |
| C4B | 0.0386 (9) | 0.0482 (11) | 0.0361 (9) | 0.0049 (8) | 0.0049 (7) | −0.0014 (8) |
| C5B | 0.0437 (10) | 0.0489 (12) | 0.0453 (10) | 0.0067 (8) | 0.0062 (8) | −0.0010 (8) |
| C6B | 0.0526 (12) | 0.0586 (13) | 0.0572 (12) | 0.0100 (10) | −0.0076 (10) | 0.0048 (10) |
| C7B | 0.0434 (11) | 0.0633 (14) | 0.0558 (11) | 0.0018 (9) | −0.0065 (9) | −0.0036 (10) |
| C8B | 0.0485 (11) | 0.0517 (12) | 0.0478 (10) | 0.0006 (9) | −0.0023 (9) | −0.0035 (9) |
| C9B | 0.0402 (9) | 0.0487 (11) | 0.0342 (8) | 0.0048 (8) | 0.0051 (7) | −0.0017 (7) |
| C10B | 0.0409 (9) | 0.0455 (10) | 0.0439 (9) | 0.0006 (8) | −0.0058 (8) | −0.0040 (8) |
| C11B | 0.0501 (11) | 0.0409 (10) | 0.0562 (11) | −0.0020 (8) | 0.0052 (9) | −0.0017 (9) |
| C12B | 0.0498 (11) | 0.0520 (12) | 0.0575 (12) | −0.0008 (9) | 0.0070 (9) | −0.0061 (9) |
| C13B | 0.0458 (11) | 0.0551 (12) | 0.0557 (11) | −0.0101 (9) | −0.0001 (9) | 0.0018 (9) |
| C14B | 0.0625 (13) | 0.0432 (11) | 0.0726 (14) | −0.0109 (10) | 0.0000 (11) | −0.0026 (10) |
| C15B | 0.0570 (13) | 0.0439 (11) | 0.0641 (13) | 0.0013 (9) | −0.0010 (10) | −0.0111 (9) |
| C16B | 0.0420 (10) | 0.0467 (11) | 0.0428 (9) | 0.0054 (8) | 0.0006 (8) | 0.0003 (8) |
| C17B | 0.0657 (14) | 0.0561 (13) | 0.0573 (12) | −0.0059 (11) | 0.0186 (10) | −0.0036 (10) |
| C18B | 0.0691 (15) | 0.0678 (16) | 0.0625 (14) | 0.0010 (12) | 0.0173 (12) | −0.0212 (12) |
| C19B | 0.0551 (12) | 0.0513 (13) | 0.0697 (14) | 0.0069 (10) | −0.0090 (11) | −0.0095 (11) |
| C20B | 0.0912 (19) | 0.0468 (13) | 0.0725 (15) | −0.0048 (12) | 0.0084 (14) | 0.0094 (11) |
| C21B | 0.0829 (16) | 0.0534 (13) | 0.0507 (12) | 0.0017 (12) | 0.0184 (11) | 0.0030 (10) |
| C22B | 0.0708 (15) | 0.0574 (13) | 0.0497 (11) | 0.0034 (11) | −0.0101 (11) | −0.0021 (10) |
| C23B | 0.0629 (14) | 0.0806 (17) | 0.0601 (13) | −0.0064 (13) | 0.0093 (11) | 0.0109 (12) |
| C24B | 0.093 (2) | 0.0580 (16) | 0.114 (2) | 0.0077 (15) | −0.0134 (18) | −0.0221 (16) |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Geometric parameters (Å, º)
| O1A—C1A | 1.204 (3) | C23A—H23B | 0.9800 |
| O2A—C5A | 1.222 (3) | C23A—H23C | 0.9800 |
| O3A—C13A | 1.369 (3) | C24A—H24A | 0.9800 |
| O3A—C23A | 1.400 (4) | C24A—H24B | 0.9800 |
| N1A—C1A | 1.380 (3) | C24A—H24C | 0.9800 |
| N1A—C9A | 1.412 (3) | O1B—C1B | 1.209 (2) |
| N1A—C16A | 1.458 (3) | O2B—C5B | 1.218 (3) |
| N2A—C22A | 1.136 (3) | O3B—C13B | 1.378 (3) |
| C1A—C2A | 1.533 (3) | O3B—C23B | 1.409 (3) |
| C2A—C22A | 1.476 (3) | N1B—C1B | 1.376 (3) |
| C2A—C3A | 1.543 (3) | N1B—C9B | 1.412 (3) |
| C2A—H2A | 1.0000 | N1B—C16B | 1.449 (3) |
| C3A—C4A | 1.510 (3) | N2B—C22B | 1.145 (3) |
| C3A—C10A | 1.516 (3) | C1B—C2B | 1.522 (3) |
| C3A—H3A | 1.0000 | C2B—C22B | 1.471 (3) |
| C4A—C9A | 1.345 (3) | C2B—C3B | 1.544 (3) |
| C4A—C5A | 1.465 (3) | C2B—H2B | 1.0000 |
| C5A—C6A | 1.487 (6) | C3B—C4B | 1.511 (3) |
| C5A—C6AA | 1.515 (13) | C3B—C10B | 1.522 (3) |
| C6A—C7A | 1.382 (7) | C3B—H3B | 1.0000 |
| C6A—H6A1 | 0.9900 | C4B—C9B | 1.349 (3) |
| C6A—H6A2 | 0.9900 | C4B—C5B | 1.472 (3) |
| C7A—C8A | 1.490 (10) | C5B—C6B | 1.504 (3) |
| C7A—H7A1 | 0.9900 | C6B—C7B | 1.506 (3) |
| C7A—H7A2 | 0.9900 | C6B—H6BA | 0.9900 |
| C8A—C9A | 1.503 (7) | C6B—H6BB | 0.9900 |
| C8A—H8A1 | 0.9900 | C7B—C8B | 1.514 (3) |
| C8A—H8A2 | 0.9900 | C7B—H7BA | 0.9900 |
| C6AA—C7AA | 1.481 (13) | C7B—H7BB | 0.9900 |
| C6AA—H6A3 | 0.9900 | C8B—C9B | 1.500 (3) |
| C6AA—H6A4 | 0.9900 | C8B—H8BA | 0.9900 |
| C7AA—C8AA | 1.556 (13) | C8B—H8BB | 0.9900 |
| C7AA—H7A3 | 0.9900 | C10B—C11B | 1.386 (3) |
| C7AA—H7A4 | 0.9900 | C10B—C15B | 1.391 (3) |
| C8AA—C9A | 1.518 (14) | C11B—C12B | 1.388 (3) |
| C8AA—H8A3 | 0.9900 | C11B—H11B | 0.9500 |
| C8AA—H8A4 | 0.9900 | C12B—C13B | 1.378 (3) |
| C10A—C15A | 1.380 (3) | C12B—H12B | 0.9500 |
| C10A—C11A | 1.392 (3) | C13B—C14B | 1.382 (3) |
| C11A—C12A | 1.375 (4) | C14B—C15B | 1.381 (3) |
| C11A—H11A | 0.9500 | C14B—H14B | 0.9500 |
| C12A—C13A | 1.379 (4) | C15B—H15B | 0.9500 |
| C12A—H12A | 0.9500 | C16B—C21B | 1.368 (3) |
| C13A—C14A | 1.377 (3) | C16B—C17B | 1.374 (3) |
| C14A—C15A | 1.394 (3) | C17B—C18B | 1.385 (3) |
| C14A—H14A | 0.9500 | C17B—H17B | 0.9500 |
| C15A—H15A | 0.9500 | C18B—C19B | 1.376 (4) |
| C16A—C17A | 1.371 (3) | C18B—H18B | 0.9500 |
| C16A—C21A | 1.374 (3) | C19B—C20B | 1.378 (4) |
| C17A—C18A | 1.388 (4) | C19B—C24B | 1.506 (3) |
| C17A—H17A | 0.9500 | C20B—C21B | 1.383 (4) |
| C18A—C19A | 1.380 (4) | C20B—H20B | 0.9500 |
| C18A—H18A | 0.9500 | C21B—H21B | 0.9500 |
| C19A—C20A | 1.375 (4) | C23B—H23D | 0.9800 |
| C19A—C24A | 1.519 (3) | C23B—H23E | 0.9800 |
| C20A—C21A | 1.391 (3) | C23B—H23F | 0.9800 |
| C20A—H20A | 0.9500 | C24B—H24D | 0.9800 |
| C21A—H21A | 0.9500 | C24B—H24E | 0.9800 |
| C23A—H23A | 0.9800 | C24B—H24F | 0.9800 |
| C13A—O3A—C23A | 119.0 (2) | O3A—C23A—H23B | 109.5 |
| C1A—N1A—C9A | 122.95 (18) | H23A—C23A—H23B | 109.5 |
| C1A—N1A—C16A | 116.59 (17) | O3A—C23A—H23C | 109.5 |
| C9A—N1A—C16A | 120.30 (16) | H23A—C23A—H23C | 109.5 |
| O1A—C1A—N1A | 122.7 (2) | H23B—C23A—H23C | 109.5 |
| O1A—C1A—C2A | 123.00 (19) | C19A—C24A—H24A | 109.5 |
| N1A—C1A—C2A | 114.25 (17) | C19A—C24A—H24B | 109.5 |
| C22A—C2A—C1A | 109.44 (18) | H24A—C24A—H24B | 109.5 |
| C22A—C2A—C3A | 112.57 (19) | C19A—C24A—H24C | 109.5 |
| C1A—C2A—C3A | 113.61 (16) | H24A—C24A—H24C | 109.5 |
| C22A—C2A—H2A | 106.9 | H24B—C24A—H24C | 109.5 |
| C1A—C2A—H2A | 106.9 | C13B—O3B—C23B | 116.91 (19) |
| C3A—C2A—H2A | 106.9 | C1B—N1B—C9B | 122.42 (17) |
| C4A—C3A—C10A | 113.21 (16) | C1B—N1B—C16B | 116.28 (16) |
| C4A—C3A—C2A | 107.67 (17) | C9B—N1B—C16B | 121.24 (15) |
| C10A—C3A—C2A | 114.14 (17) | O1B—C1B—N1B | 122.5 (2) |
| C4A—C3A—H3A | 107.1 | O1B—C1B—C2B | 122.54 (18) |
| C10A—C3A—H3A | 107.1 | N1B—C1B—C2B | 114.93 (16) |
| C2A—C3A—H3A | 107.1 | C22B—C2B—C1B | 107.18 (18) |
| C9A—C4A—C5A | 120.91 (18) | C22B—C2B—C3B | 113.26 (19) |
| C9A—C4A—C3A | 122.37 (18) | C1B—C2B—C3B | 113.74 (15) |
| C5A—C4A—C3A | 116.70 (18) | C22B—C2B—H2B | 107.5 |
| O2A—C5A—C4A | 121.5 (2) | C1B—C2B—H2B | 107.5 |
| O2A—C5A—C6A | 122.6 (3) | C3B—C2B—H2B | 107.5 |
| C4A—C5A—C6A | 116.0 (3) | C4B—C3B—C10B | 110.53 (15) |
| O2A—C5A—C6AA | 116.4 (6) | C4B—C3B—C2B | 107.16 (17) |
| C4A—C5A—C6AA | 122.0 (6) | C10B—C3B—C2B | 116.00 (16) |
| C7A—C6A—C5A | 119.8 (5) | C4B—C3B—H3B | 107.6 |
| C7A—C6A—H6A1 | 107.4 | C10B—C3B—H3B | 107.6 |
| C5A—C6A—H6A1 | 107.4 | C2B—C3B—H3B | 107.6 |
| C7A—C6A—H6A2 | 107.4 | C9B—C4B—C5B | 120.73 (17) |
| C5A—C6A—H6A2 | 107.4 | C9B—C4B—C3B | 122.01 (17) |
| H6A1—C6A—H6A2 | 106.9 | C5B—C4B—C3B | 117.10 (18) |
| C6A—C7A—C8A | 114.0 (6) | O2B—C5B—C4B | 120.75 (19) |
| C6A—C7A—H7A1 | 108.7 | O2B—C5B—C6B | 121.47 (19) |
| C8A—C7A—H7A1 | 108.7 | C4B—C5B—C6B | 117.77 (18) |
| C6A—C7A—H7A2 | 108.7 | C5B—C6B—C7B | 113.01 (18) |
| C8A—C7A—H7A2 | 108.7 | C5B—C6B—H6BA | 109.0 |
| H7A1—C7A—H7A2 | 107.6 | C7B—C6B—H6BA | 109.0 |
| C7A—C8A—C9A | 113.4 (7) | C5B—C6B—H6BB | 109.0 |
| C7A—C8A—H8A1 | 108.9 | C7B—C6B—H6BB | 109.0 |
| C9A—C8A—H8A1 | 108.9 | H6BA—C6B—H6BB | 107.8 |
| C7A—C8A—H8A2 | 108.9 | C6B—C7B—C8B | 111.51 (18) |
| C9A—C8A—H8A2 | 108.9 | C6B—C7B—H7BA | 109.3 |
| H8A1—C8A—H8A2 | 107.7 | C8B—C7B—H7BA | 109.3 |
| C7AA—C6AA—C5A | 110.6 (11) | C6B—C7B—H7BB | 109.3 |
| C7AA—C6AA—H6A3 | 109.5 | C8B—C7B—H7BB | 109.3 |
| C5A—C6AA—H6A3 | 109.5 | H7BA—C7B—H7BB | 108.0 |
| C7AA—C6AA—H6A4 | 109.5 | C9B—C8B—C7B | 111.81 (18) |
| C5A—C6AA—H6A4 | 109.5 | C9B—C8B—H8BA | 109.3 |
| H6A3—C6AA—H6A4 | 108.1 | C7B—C8B—H8BA | 109.3 |
| C6AA—C7AA—C8AA | 123.9 (12) | C9B—C8B—H8BB | 109.3 |
| C6AA—C7AA—H7A3 | 106.4 | C7B—C8B—H8BB | 109.3 |
| C8AA—C7AA—H7A3 | 106.4 | H8BA—C8B—H8BB | 107.9 |
| C6AA—C7AA—H7A4 | 106.4 | C4B—C9B—N1B | 120.81 (17) |
| C8AA—C7AA—H7A4 | 106.4 | C4B—C9B—C8B | 123.09 (18) |
| H7A3—C7AA—H7A4 | 106.4 | N1B—C9B—C8B | 116.10 (18) |
| C9A—C8AA—C7AA | 109.2 (12) | C11B—C10B—C15B | 117.5 (2) |
| C9A—C8AA—H8A3 | 109.8 | C11B—C10B—C3B | 122.08 (18) |
| C7AA—C8AA—H8A3 | 109.8 | C15B—C10B—C3B | 120.23 (19) |
| C9A—C8AA—H8A4 | 109.8 | C10B—C11B—C12B | 121.7 (2) |
| C7AA—C8AA—H8A4 | 109.8 | C10B—C11B—H11B | 119.2 |
| H8A3—C8AA—H8A4 | 108.3 | C12B—C11B—H11B | 119.2 |
| C4A—C9A—N1A | 120.92 (18) | C13B—C12B—C11B | 119.6 (2) |
| C4A—C9A—C8A | 121.5 (4) | C13B—C12B—H12B | 120.2 |
| N1A—C9A—C8A | 117.5 (4) | C11B—C12B—H12B | 120.2 |
| C4A—C9A—C8AA | 125.8 (7) | O3B—C13B—C12B | 123.5 (2) |
| N1A—C9A—C8AA | 113.1 (7) | O3B—C13B—C14B | 116.8 (2) |
| C15A—C10A—C11A | 117.6 (2) | C12B—C13B—C14B | 119.7 (2) |
| C15A—C10A—C3A | 123.09 (18) | C15B—C14B—C13B | 120.1 (2) |
| C11A—C10A—C3A | 119.35 (18) | C15B—C14B—H14B | 119.9 |
| C12A—C11A—C10A | 121.4 (2) | C13B—C14B—H14B | 119.9 |
| C12A—C11A—H11A | 119.3 | C14B—C15B—C10B | 121.2 (2) |
| C10A—C11A—H11A | 119.3 | C14B—C15B—H15B | 119.4 |
| C11A—C12A—C13A | 120.4 (2) | C10B—C15B—H15B | 119.4 |
| C11A—C12A—H12A | 119.8 | C21B—C16B—C17B | 119.6 (2) |
| C13A—C12A—H12A | 119.8 | C21B—C16B—N1B | 119.62 (19) |
| O3A—C13A—C14A | 125.0 (2) | C17B—C16B—N1B | 120.78 (19) |
| O3A—C13A—C12A | 115.6 (2) | C16B—C17B—C18B | 119.7 (2) |
| C14A—C13A—C12A | 119.4 (2) | C16B—C17B—H17B | 120.1 |
| C13A—C14A—C15A | 119.9 (2) | C18B—C17B—H17B | 120.1 |
| C13A—C14A—H14A | 120.1 | C19B—C18B—C17B | 121.7 (2) |
| C15A—C14A—H14A | 120.1 | C19B—C18B—H18B | 119.2 |
| C10A—C15A—C14A | 121.4 (2) | C17B—C18B—H18B | 119.2 |
| C10A—C15A—H15A | 119.3 | C18B—C19B—C20B | 117.4 (2) |
| C14A—C15A—H15A | 119.3 | C18B—C19B—C24B | 120.9 (3) |
| C17A—C16A—C21A | 120.6 (2) | C20B—C19B—C24B | 121.7 (3) |
| C17A—C16A—N1A | 120.6 (2) | C19B—C20B—C21B | 121.6 (2) |
| C21A—C16A—N1A | 118.7 (2) | C19B—C20B—H20B | 119.2 |
| C16A—C17A—C18A | 119.1 (2) | C21B—C20B—H20B | 119.2 |
| C16A—C17A—H17A | 120.4 | C16B—C21B—C20B | 120.0 (2) |
| C18A—C17A—H17A | 120.4 | C16B—C21B—H21B | 120.0 |
| C19A—C18A—C17A | 121.3 (2) | C20B—C21B—H21B | 120.0 |
| C19A—C18A—H18A | 119.3 | N2B—C22B—C2B | 179.0 (3) |
| C17A—C18A—H18A | 119.3 | O3B—C23B—H23D | 109.5 |
| C20A—C19A—C18A | 118.6 (2) | O3B—C23B—H23E | 109.5 |
| C20A—C19A—C24A | 119.8 (2) | H23D—C23B—H23E | 109.5 |
| C18A—C19A—C24A | 121.6 (2) | O3B—C23B—H23F | 109.5 |
| C19A—C20A—C21A | 120.8 (2) | H23D—C23B—H23F | 109.5 |
| C19A—C20A—H20A | 119.6 | H23E—C23B—H23F | 109.5 |
| C21A—C20A—H20A | 119.6 | C19B—C24B—H24D | 109.5 |
| C16A—C21A—C20A | 119.5 (2) | C19B—C24B—H24E | 109.5 |
| C16A—C21A—H21A | 120.2 | H24D—C24B—H24E | 109.5 |
| C20A—C21A—H21A | 120.2 | C19B—C24B—H24F | 109.5 |
| N2A—C22A—C2A | 178.0 (3) | H24D—C24B—H24F | 109.5 |
| O3A—C23A—H23A | 109.5 | H24E—C24B—H24F | 109.5 |
4-(4-Methoxyphenyl)-1-(4-methylphenyl)-2,5-dioxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (II). Hydrogen-bond geometry (Å, º)
Cg4 and Cg9 are the centroids of the C10A–C15A and C16B–C21B rings, respectively.
| D—H···A | D—H | H···A | D···A | D—H···A |
| C21A—H21A···N2Bi | 0.95 | 2.65 | 3.258 (4) | 123 |
| C14B—H14B···O3Aii | 0.95 | 2.65 | 3.417 (3) | 139 |
| C3A—H3A···O1B | 1.00 | 2.37 | 3.171 (2) | 136 |
| C23B—H23E···Cg9iii | 0.98 | 2.93 | 3.868 (3) | 160 |
| C23B—H23F···Cg4iv | 0.98 | 2.74 | 3.710 (3) | 169 |
Symmetry codes: (i) −x+1, y+1/2, −z+1/2; (ii) x, y−1, z; (iii) −x+2, −y+1, −z+1; (iv) −x+1, −y+1, −z+1.
Funding Statement
This work was funded by National Science Foundation grant CHE-1039027.
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Associated Data
This section collects any data citations, data availability statements, or supplementary materials included in this article.
Supplementary Materials
Crystal structure: contains datablock(s) I, II, global. DOI: 10.1107/S2056989021002140/yz2005sup1.cif
Structure factors: contains datablock(s) I. DOI: 10.1107/S2056989021002140/yz2005Isup2.hkl
Structure factors: contains datablock(s) II. DOI: 10.1107/S2056989021002140/yz2005IIsup3.hkl
Supporting information file. DOI: 10.1107/S2056989021002140/yz2005Isup4.cml
Supporting information file. DOI: 10.1107/S2056989021002140/yz2005IIsup5.cml
Additional supporting information: crystallographic information; 3D view; checkCIF report





