3-Piperazin-1-yl-propionic acid27245-31-433 % similar 1-(N-Methylpiperidin-3-yl-methyl)piperazine496808-03-833 % similar 2-Methyl-1-(piperazin-1-yl)propan-1-one71260-16-733 % similar N,N-Dimethyl-2-(piperazin-1-yl)acetamide39890-43-232 % similar 1-(2-N-Boc-aminoethyl)piperazine140447-78-532 % similar 3-Methylbenzylpiperazine5321-48-232 % similar 1-(Tetrahydro-2-furylmethyl)piperazine82500-35-431 % similar 1-(1-Methyl-4-piperidinyl)piperazine23995-88-231 % similar 1,2-Dimethyl-piperazine25057-77-631 % similar (2R)-1,2-Dimethylpiperazine623586-02-731 % similar Diisopropylethylamine trihydrofluoride131600-43-631 % similar 1-Cyclopentylpiperazine21043-40-331 % similar 1,4-Diazobicylco[3.2.2]nonane283-38-531 % similar 1-Methylpiperazine dihydrochloride34352-59-531 % similar 1-tert-Butylpiperazine38216-72-731 % similar 1-(2-Phenoxyethyl)piperazine13484-37-231 % similar 1-(1-Phenylethyl)piperazine69628-75-731 % similar 1-[2(2-Hydroxyethoxy)ethyl]piperazine dihydrochloride85293-16-931 % similar 4-(2,2,2-Trifluoroethyl)piperazine bishydrochloride13349-91-230 % similar 1-Benzylpiperazine2759-17-330 % similar