1-(2-Chloro-benzoyl)-piperazine13754-45-5 1-(2-Chlorophenyl)piperazine39512-50-0 1-(2-Cyanophenyl)piperazine111373-03-6 1-(2-Ethoxy-ethyl)-2-piperidin-4-yl-1H-benzimidazole110963-63-8 1-(2-Ethoxyethyl)piperazine13484-38-3 1-(2-Ethoxyphenyl)piperazine13339-01-0 1-(2-Ethoxyphenyl)piperazine hydrochloride83081-75-8 1-(2-Ethylphenyl)hydrazine hydrochloride19398-06-2 1-(2-Ethylphenyl)piperazine40224-10-0 1-(2-Fluorophenyl)piperazine1011-15-0 1-(2-Fluorophenyl)piperazine hydrochloride1011-16-1 1-(2-Furanylcarbonyl)piperazine hydrochloride60548-09-6 1-(2-Furoyl)piperazine40172-95-0 1-(2-Methoxyethyl)piperazine13484-40-7 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