[Cd(C8H4O4)(C12H8N2)(H2O)]·0.5C8H6O4	F(000) = 2232
Mr = 557.80	Dx = 1.721 Mg m−3
Monoclinic, C2/c	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -C 2yc	Cell parameters from 5356 reflections
a = 26.108 (2) Å	θ = 2.4–27.4°
b = 9.6928 (10) Å	µ = 1.07 mm−1
c = 21.161 (2) Å	T = 298 K
β = 126.494 (2)°	Prism, colourless
V = 4304.9 (7) Å3	0.42 × 0.18 × 0.02 mm
Z = 8