title: Ethyl 3-carb-oxy-5-nitro-benzoate.
abstract: In the title compound, C(10)H(9)NO(6), the carb-oxy, ethoxy-carbonyl and nitro groups form dihedral angles of 3.8 (1), 4.5 (1) and 164.8 (1)°, respectively, with the mean plane of the benzene ring. In the crystal structure, mol-ecules lying about inversion centers are linked through O-H⋯O hydrogen bonds. C-H⋯O inter-actions are also present.
authors.affiliation: Jiangsu Institute of Nuclear Medicine, Wuxi 214063, People's Republic of China.
authors.forename: Ya-Ling
authors.initials: YL
authors.lastname: Liu
authors.forename: Pei
authors.initials: P
authors.lastname: Zou
authors.forename: Min-Hao
authors.initials: MH
authors.lastname: Xie
authors.forename: Shi-Neng
authors.initials: SN
authors.lastname: Luo
authors.forename: Yong-Jun
authors.initials: YJ
authors.lastname: He