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. 2019 Jan 31;75(Pt 2):288–291. doi: 10.1107/S2056989019001403

Table 3. Experimental details.

  (I) (II)
Crystal data
Chemical formula C15H16NO+·PF6 C21H21N2 +·PF6
M r 371.26 446.37
Crystal system, space group Monoclinic, P21 Monoclinic, C c
Temperature (K) 296 296
a, b, c (Å) 6.4320 (2), 9.3645 (3), 13.6070 (5) 19.4596 (14), 10.7416 (8), 11.9654 (9)
β (°) 101.868 (2) 125.864 (2)
V3) 802.06 (5) 2026.9 (3)
Z 2 4
Radiation type Mo Kα Mo Kα
μ (mm−1) 0.24 0.20
Crystal size (mm) 0.35 × 0.30 × 0.30 0.35 × 0.30 × 0.30
 
Data collection
Diffractometer Bruker Kappa APEXII CCD Bruker Kappa APEXII CCD
Absorption correction Multi-scan (SADABS; Bruker, 2008) Multi-scan (SADABS; Bruker, 2008)
T min, T max 0.921, 0.932 0.933, 0.943
No. of measured, independent and observed [I > 2σ(I)] reflections 8106, 2867, 2606 13796, 3926, 2895
R int 0.022 0.024
(sin θ/λ)max−1) 0.617 0.617
 
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S 0.032, 0.084, 1.02 0.064, 0.203, 1.07
No. of reflections 2867 3926
No. of parameters 273 255
No. of restraints 140 65
H-atom treatment H atoms treated by a mixture of independent and constrained refinement H atoms treated by a mixture of independent and constrained refinement
Δρmax, Δρmin (e Å−3) 0.15, −0.14 0.49, −0.41
Absolute structure Flack (1983), 1198 Friedel pairs Flack (1983), 1927 Fridel pairs
Absolute structure parameter 0.08 (11) 0.5 (2)

Computer programs: APEX2 and SAINT (Bruker, 2008), SHELXS97 and SHELXL97 (Sheldrick, 2008), ORTEP-3 for Windows (Farrugia, 2012), Mercury (Macrae et al., 2008), and PLATON (Spek, 2009).