Acta Cryst. (2012). E68, o39 [ doi:10.1107/S1600536811051920 ]
Abstract: In the crystal structure of the title compound, C5H8N4, adjacent molecules are connected through N-HN hydrogen bonds, resulting in a zigzag chain along . The amino groups and heterocyclic N atoms are involved in further N-HN hydrogen bonds, forming R22(8) motifs.
Online 7 December 2011
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