Synthesis and crystal structures of 1-benzoyl-4-(4-nitro-phen-yl)piperazine and 1-(4-bromo-benzo-yl)-4-phenyl-piperazine at 90 K
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Synthesis and crystal structures of 1-benzoyl-4-(4-nitro-phen-yl)piperazine, C17H17N3O3, (I) and 1-(4-bromo-benzo-yl)-4-phenyl-piperazine, C17H17BrN2O, (II) are described. Compounds I and II crystallize in the ortho-rhom-bic and monoclinic crystal systems with... ...
