[Cu2(C6H3BrNO2)4(H2O)2]	F(000) = 932
Mr = 967.13	Dx = 2.131 Mg m−3
Monoclinic, P21/c	Mo Kα radiation, λ = 0.71073 Å
a = 7.5596 (2) Å	Cell parameters from 7938 reflections
b = 9.7402 (3) Å	θ = 4.6–32.5°
c = 20.5332 (7) Å	µ = 6.77 mm−1
β = 94.345 (3)°	T = 296 K
V = 1507.56 (8) Å3	Prism, green–blue
Z = 2	0.59 × 0.42 × 0.33 mm