Dibasic 3,3'-di-nitro-4,4'-bipyrazole-1,1'-diides of K, Rb and Cs reveal metal-selective ring-π over ring-N coordination
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Three new alkali metal pyrazolate salts, namely, poly[[μ-3,3'-di-nitro-4,4'-bipyrazole-1,1'-diido]dipotassium], [K2(C6H2N6O4)] n , (1), its rubidium analogue [Rb2(C6H2N6O4)] n , (2), and poly[[[μ-3,3'-di-nitro-4,4'-bipyrazole-1,1'-diido]dicaesium] mono... ...
