Syntheses and crystal structures of three salts of 1-(4-nitro-phenyl)-piperazine
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The crystal structures and Hirshfeld surface analyses of three salts of 1-(4-nitro-phenyl)-piperazine with 2-chloro-benzoic acid, 2-bromo-benzoic acid and 2-iodo-benzoic acid are reported. The chloro-benzoate salt, C10H14N3O2 +·C7H4ClO2 -, contains whole-ion-... ...