C22H19BrN4O	F(000) = 888
Mr = 435.32	Dx = 1.498 Mg m−3
Monoclinic, P21/c	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ybc	Cell parameters from 6371 reflections
a = 9.8102 (6) Å	θ = 2.5–31.4°
b = 7.2915 (4) Å	µ = 2.15 mm−1
c = 27.0162 (14) Å	T = 296 K
β = 92.942 (3)°	Block, colourless
V = 1929.95 (19) Å3	0.42 × 0.33 × 0.25 mm
Z = 4