C25H35N32+·2Br−·H2O	Z = 2
Mr = 555.40	F(000) = 572
Triclinic, P1	Dx = 1.417 Mg m−3
Hall symbol: -P 1	Melting point: 501 K
a = 10.594 (4) Å	Mo Kα radiation, λ = 0.71073 Å
b = 10.800 (3) Å	Cell parameters from 23 reflections
c = 13.193 (4) Å	θ = 4.5–7.8°
α = 66.48 (4)°	µ = 3.13 mm−1
β = 70.26 (4)°	T = 294 K
γ = 80.58 (3)°	Block, colourless
V = 1302.0 (9) Å3	0.50 × 0.46 × 0.40 mm