C13H13ClN2O3	F(000) = 584
Mr = 280.70	Dx = 1.384 Mg m−3
Monoclinic, P21/c	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2ybc	Cell parameters from 11126 reflections
a = 8.3998 (17) Å	θ = 3.1–27.6°
b = 23.145 (5) Å	µ = 0.29 mm−1
c = 7.7967 (16) Å	T = 113 K
β = 117.28 (3)°	Prism, colourless
V = 1347.2 (6) Å3	0.30 × 0.25 × 0.20 mm
Z = 4