C10H20N+·Br−	Dx = 1.577 Mg m−3
Mr = 282.18	Melting point: not measured K
Orthorhombic, P212121	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: P 2ac 2ab	Cell parameters from 1544 reflections
a = 8.4616 (1) Å	θ = 5–27°
b = 8.8762 (1) Å	µ = 3.45 mm−1
c = 15.8270 (2) Å	T = 150 K
V = 1188.72 (2) Å3	Plate, colourless
Z = 4	0.46 × 0.46 × 0.26 mm
F(000) = 584