Table 3. Experimental details.

Crystal data
Chemical formula	C9H12NO+·Br−·CBr4
M r	561.76
Crystal system, space group	Orthorhombic, Pnma
Temperature (K)	150
a, b, c (Å)	21.1900 (7), 7.4114 (2), 10.2297 (4)
V (Å3)	1606.55 (9)
Z	4
Radiation type	Mo Kα
μ (mm−1)	12.49
Crystal size (mm)	0.32 × 0.18 × 0.12
Data collection
Diffractometer	Bruker APEXII CCD
Absorption correction	Multi-scan (SADABS; Krause et al., 2015 ▸)
Tmin, Tmax	0.086, 0.254
No. of measured, independent and observed [I > 2σ(I)] reflections	9073, 1649, 1462
R int	0.027
(sin θ/λ)max (Å−1)	0.611
Refinement
R[F2 > 2σ(F2)], wR(F2), S	0.026, 0.064, 1.06
No. of reflections	1649
No. of parameters	98
No. of restraints	6
H-atom treatment	H-atom parameters constrained
Δρmax, Δρmin (e Å−3)	0.79, −1.21

Computer programs: APEX3 and SAINT (Bruker, 2014 ▸), SHELXT2019/1 (Sheldrick, 2015a ▸), SHELXL2019/1 (Sheldrick, 2015b ▸) and SHELXTL (Sheldrick, 2008 ▸).