1-(2-Methoxyphenyl)piperazine35386-24-4 1-(2-Methoxyphenyl)piperazine hydrobromide100939-96-6 1-(2-Methoxyphenyl)piperazine hydrochloride5464-78-8 1-(2-Methylphenyl)piperazine39512-51-1 1-(2-N-Boc-aminoethyl)piperazine140447-78-5 1-(2-Nitrophenyl)piperazine59084-06-9 1-(2-Phenoxyethyl)piperazine13484-37-2 1-(2-Phenylethyl)piperazine5321-49-3 1-(2-Pyridyl)piperazine monohydrochloride129394-11-2 1-(2-Thiazolyl)piperazine42270-37-1 1-(2,3-Dichlorophenyl)piperazine hydrochloride119532-26-2 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride70918-74-0 1-(2,3-Dimethylphenyl)piperazine1013-22-5 1-(2,4-Difluorophenyl)piperazine115761-79-0 1-(2,4-Dimethylphenyl)piperazine1013-76-9 1-(2,4-Dinitrophenyl)-2-(propan-2-ylidene)hydrazine1567-89-1 1-(2,5-Dimethylphenyl)piperazine1013-25-8 1-(2,6-Dichlorobenzyl)piperazine102292-50-2 1-(2,6-Dimethylphenyl)piperazine1012-91-5 1-(3-Biphenylyl)piperazine115761-61-0