Ethyl 4-chloro-3,5-dinitro-benzoate.
In the title compound, C(9)H(7)ClN(2)O(6), the nitro groups and the ester group make dihedral angles of 44.0 (1), 89.6 (1) and 164.1 (1)°, respectively, with the benzene ring. In the crystal, mol-ecules are linked through weak C-H⋯O hydrogen-bonding inter-actions. Mol-ecules are stacked via π-π inter-actions about inversion centers, with a centroid-centroid distance of 3.671 (2) Å.
Jiangsu Institute of Nuclear Medicine, Wuxi 214063,  People's Republic of China.
Hao
H
Wu
Min-Hao
MH
Xie
Ya-Ling
YL
Liu
Yong-Jun
YJ
He
Pei
P
Zou