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. 2018 Nov 16;74(Pt 12):1804–1807. doi: 10.1107/S2056989018015827

Table 5. Experimental details.

  1 2 3
Crystal data
Chemical formula C7H11N2 +·C2HO4 ·0.22H2O C9H14N+·C2HO4 C4H10NO+·C2HO4
M r 216.21 225.24 177.16
Crystal system, space group Triclinic, P Inline graphic Monoclinic, P21/c Monoclinic, P21/c
Temperature (K) 101 101 100
a, b, c (Å) 7.5241 (3), 8.2898 (3), 18.7359 (6) 9.7043 (1), 20.6128 (2), 11.3649 (2) 5.6867 (3), 12.2465 (8), 12.0831 (6)
α, β, γ (°) 89.738 (3), 79.626 (3), 64.741 (4) 90, 95.301 (1), 90 90, 113.150 (4), 90
V3) 1036.17 (7) 2263.63 (5) 773.73 (8)
Z 4 8 4
Radiation type Cu Kα Cu Kα Mo Kα
μ (mm−1) 0.95 0.84 0.13
Crystal size (mm) 0.22 × 0.12 × 0.12 0.23 × 0.21 × 0.15 0.12 × 0.08 × 0.06
 
Data collection
Diffractometer Rigaku SuperNova, Dual, Cu at zero, Atlas Rigaku SuperNova, Dual, Cu at zero, Atlas Nonius Kappa CCD
Absorption correction Gaussian (CrysAlis PRO; Rigaku OD, 2017) Gaussian (CrysAlis PRO; Rigaku OD, 2017) Multi-scan (SORTAV; Blessing, 1997)
T min, T max 0.857, 0.918 0.875, 0.914 0.887, 1.175
No. of measured, independent and observed [I > 2σ(I)] reflections 12774, 4321, 3792 23245, 4749, 4309 6288, 1769, 1390
R int 0.024 0.026 0.075
(sin θ/λ)max−1) 0.631 0.632 0.652
 
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S 0.039, 0.102, 1.03 0.032, 0.086, 1.03 0.042, 0.110, 1.05
No. of reflections 4321 4749 1769
No. of parameters 290 298 111
H-atom treatment H-atom parameters constrained H-atom parameters constrained H-atom parameters constrained
Δρmax, Δρmin (e Å−3) 0.64, −0.61 0.30, −0.20 0.29, −0.27

Computer programs: CrysAlis PRO (Rigaku OD, 2017), DENZO (Otwinowski & Minor, 1997), COLLECT (Hooft, 1998), SHELXT (Sheldrick, 2015a ), SHELXS97 (Sheldrick, 2008), SHELXL2018 (Sheldrick, 2015b ) and OLEX2 (Dolomanov et al., 2009).