5-Amino-1H-1,2,4-triazol-4-ium-3-carboxylate hemihydrate

5-Amino-1H-1,2,4-triazol-4-ium-3-carboxylate hemihydrate

The asymmetric unit of the title compound, C3H4N4O2&#183;0.5H2O, comprises two whole molecules of 5-amino-1H-1,2,4-triazole-3-carboxylic acid in its zwitterionic form (proton transfer occurs from the carboxylic acid group to the N heteroatom at position 1), plus one water molecule of crystal...

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Bibliographic Details
Main Authors:	Jos&#233; A. Fernandes, Bing Liu, Jo&#227;o P. C. Tom&#233;, Lu&#237;s Cunha-Silva, Filipe A. Almeida Paz
Format:	Article
Language:	English
Published:	International Union of Crystallography 2011-08-01
Series:	Acta Crystallographica Section E
Online Access:	http://scripts.iucr.org/cgi-bin/paper?S160053681102811X

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