2C5H6NO+·C6Cl2O42−	Z = 2
Mr = 399.19	F(000) = 408.00
Triclinic, P1	Dx = 1.671 Mg m−3
a = 5.49136 (13) Å	Mo Kα radiation, λ = 0.71075 Å
b = 8.2195 (4) Å	Cell parameters from 11077 reflections
c = 18.1382 (9) Å	θ = 3.0–30.1°
α = 102.177 (3)°	µ = 0.45 mm−1
β = 93.952 (3)°	T = 120 K
γ = 95.316 (4)°	Platelet, brown
V = 793.52 (6) Å3	0.35 × 0.25 × 0.12 mm