Acta Cryst. (2006). E62, o4634-o4635  [ doi:10.1107/S1600536806037421 ]

Zwitterionic 3-carboxylatomethyl-3-carboxymethyl-2-oxo-2,3-dihydroimidazo[1,2-a]pyridin-1-ium

S. Qiao, G.-P. Yong, Y. Xie and Z.-Y. Wang

Abstract: The title compound, C₁₁H₁₀N₂O₅, exists in the solid state as a carboxylate-imidazolium zwitterion. Intermolecular O-HO and N-HO hydrogen bonds link the molecules into two-dimensional layers.

Online 27 September 2006

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