tert-Butyl 4-(2-cyano-4-nitrophenyl)piperazine-1-carboxylate
1-((4-Bromophenyl)sulfonyl)-4-methylpiperazine
4-(tert-Butoxycarbonyl)-6-oxopiperazine-2-carboxylic acid
Methyl 4-methylpiperazine-1-carboxylate
1-tert-Butylpiperazine
tert-Butyl 4-(3-aminopyrazin-2-yl)piperazine-1-carboxylate
1-(4-(6-Methyl-5-(3,4,5-trimethoxyphenyl)pyridin-3-yl)phenyl)piperazine
1-(4-Methylpiperazin-1-yl)ethanone
tert-Butyl 4-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine-1-carboxylate
1-(5-Bromo-6-methylpyridin-2-yl)piperazine hydrochloride
1-Ethyl-4-(piperidin-4-yl)piperazine hydrochloride
tert-Butyl 6-tosyl-3,6-diazabicyclo[3.1.0]hexane-3-carboxylate
(R)-1-Benzyl 4-tert-butyl 2-cyanopiperazine-1,4-dicarboxylate
tert-Butyl 4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)piperazine-1-carboxylate
(S)-tert-Butyl 2-(2-methoxy-2-oxoethyl)piperazine-1-carboxylate
(2S,6S)-2,6-Dimethylpiperazine dihydrochloride
3-Bromo-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine hydrochloride
6-(4-Methylpiperazin-1-yl)pyrimidin-4-amine
tert-Butyl 4,7-diazaspiro[2.5]octane-7-carboxylate hydrochloride
5-(2-Ethoxy-5-((4-(2-hydroxyethyl)piperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
2-Methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)aniline
1,2,2-Trimethylpiperazine dihydrochloride
tert-Butyl 3-benzyl-3,8-diazabicyclo[3.2.1]octane-8-carboxylate
(R)-tert-Butyl 3-(hydroxymethyl)piperazine-1-carboxylate
1-Methyl-4-prop-2-ynyl-piperazine
2-Methyl-2,5-diazabicyclo[2.2.2]octane dihydrochloride
1-(2-Chlorophenyl)piperazine hydrochloride
(S)-tert-Butyl 2-(2-hydroxyethyl)piperazine-1-carboxylate
1-Methyl-4-(piperidin-4-yl)piperazine trihydrochloride
3-(4-(Pyridin-2-yl)piperazin-1-yl)propanoic acid
