The asymmetric unit of the title compound, 2CH(6)N(3) (+)·C(8)N(2)O(4) (2-), contains one half of a centrosymmetric 2,5-di-cyano-3,6-dioxocyclo-hexa-1,4-diene-1,4-diolate (cyananil-ate) anion and one guanidinium cation, which are connected by N-H⋯O and N-H⋯N hydrogen bonds into a three-dimensional network.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3200825 | PMC |
http://dx.doi.org/10.1107/S1600536811028340 | DOI Listing |
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