4-(1-Piperazinyl)benzonitrile68104-63-2100 % similar Phenylpiperazine92-54-659 % similar 1-(4-Chlorophenyl)piperazine38212-33-855 % similar 1-Phenylpiperazine hydrochloride2210-93-753 % similar 1-(4-Fluorophenyl)piperazine2252-63-353 % similar 1-(4-Methylphenyl)piperazine39593-08-353 % similar 1-(4-Hydroxyphenyl)piperazine56621-48-853 % similar 1-(2-Cyanophenyl)piperazine111373-03-651 % similar 1-(4-Chlorophenyl)piperazine hydrochloride13078-12-150 % similar N-(4-Chlorophenyl)piperazine dihydrochloride38869-46-450 % similar 1-[4-(Trifluoromethyl)phenyl]piperazine30459-17-749 % similar 1-(4-Methoxyphenyl)piperazine38212-30-549 % similar 1-(4-Bromophenyl)piperazine monohydrochloride68104-62-149 % similar 4-(Dimethylamino)benzonitrile1197-19-947 % similar 4-Cyanobenzyl chloride874-86-247 % similar 1,4-Dicyanobenzene623-26-746 % similar 1-(3,4-Dichlorophenyl)piperazine57260-67-046 % similar N-(4-Methoxyphenyl)piperazine dihydrochloride38869-47-545 % similar 1-(4-Acetylphenyl)piperazine51639-48-645 % similar 1-(4-Nitrophenyl)piperazine6269-89-245 % similar