Liu Yan-Zhu, Li Yong-Xiu, Zhang Ling, Li Xia
Department of Chemistry, Nanchang University, Nanchang 330031, People's Republic of China.
Acta Crystallogr Sect E Struct Rep Online. 2009 Jun 27;65(Pt 7):o1716. doi: 10.1107/S1600536809024301.
The title compound, C(8)H(7)NO(5), assumes an approximately planar mol-ecular structure with an intra-molecular O-H⋯O hydrogen bond between the hydr-oxy and carboxyl-ate groups. Weak inter-molecular C-H⋯O hydrogen bonding is present in the crystal structure.
标题化合物C(8)H(7)NO(5)具有近似平面的分子结构,在羟基和羧酸盐基团之间存在分子内O-H⋯O氢键。晶体结构中存在弱的分子间C-H⋯O氢键。