Hemamalini Madhukar, Fun Hoong-Kun
X-ray Crystallography Unit, School of Physics, Universiti Sains Malaysia, 11800 USM, Penang, Malaysia.
Acta Crystallogr Sect E Struct Rep Online. 2010 Feb 27;66(Pt 3):o689-90. doi: 10.1107/S1600536810006495.
In the title compound, C(5)H(6)BrN(2) (+)·C(4)H(5)O(4) (-), the pyridine N atom of the 2-amino-5-bromo-pyridine mol-ecule is protonated. The protonated N atom and the amino group are linked via N-H⋯O hydrogen bonds to the carboxyl-ate O atoms of the singly deprotonated succinate anion. The hydrogen succinate anions are linked via O-H⋯O hydrogen bonds. A weak inter-molecular C-H⋯O hydrogen bond is also observed.
在标题化合物C(5)H(6)BrN(2) (+)·C(4)H(5)O(4) (-)中,2-氨基-5-溴吡啶分子的吡啶N原子被质子化。质子化的N原子和氨基通过N-H⋯O氢键与单去质子化琥珀酸根阴离子的羧酸根O原子相连。氢琥珀酸根阴离子通过O-H⋯O氢键相连。还观察到一个弱的分子间C-H⋯O氢键。