The mol-ecular skeleton of the title mol-ecule, C(9)H(11)ClN(4)O, is essentially planar, the dihedral angle between the ring and the and N/N/C plane being 6.7 (3)°. In the crystal, inter-molecular N-H⋯O and N-H⋯N hydrogen bonds link the mol-ecules into ribbons propagated along [010].
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2969952 | PMC |
http://dx.doi.org/10.1107/S1600536809030384 | DOI Listing |
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