C9H7NO3	F(000) = 368
Mr = 177.16	Dx = 1.495 Mg m−3
Monoclinic, P21/n	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2yn	Cell parameters from 5577 reflections
a = 7.632 (2) Å	θ = 5.8–59.2°
b = 8.818 (2) Å	µ = 0.11 mm−1
c = 11.719 (3) Å	T = 296 K
β = 93.599 (4)°	Block, colorless
V = 787.1 (4) Å3	0.5 × 0.5 × 0.4 mm
Z = 4