Piperazine e Impurezas

3,4-Dimethyl-1-(piperazin-1-yl)cyclohexane-1-carboxamide

4-(3-Nitrobenzenesulfonyl)piperazin-2-one

N-(3,5-dichlorophenyl)-2-piperazin-1-ylacetamide dihydrochloride

1-Allyl-4-phenylpiperazine

tert-Butyl 4-(7-bromo-6-chloroquinazolin-4-yl)piperazine-1-carboxylate

1-[2-(2,3-Dimethylphenoxy)ethyl]piperazine

4-(3-Oxopiperazin-1-yl)pyridine-2-carboxylic acid hydrochloride

methyl [2-(4-ethylpiperazin-1-yl)-6-oxo-1,4,5,6-tetrahydropyrimidin-5-yl]acetate

1-(3,4-Dihydro-2h-1,4-benzoxazin-4-yl)-2-(piperazin-1-yl)ethan-1-one dihydrochloride

1-(3-{[3-(trifluoromethyl)phenyl]methyl}-1,2,4-thiadiazol-5-yl)piperazine

3-(4-(2-Methoxyphenyl)piperazin-1-yl)propanoic acid

3-Cyclohexyl-1-(piperazin-1-yl)propan-1-one hydrochloride

2-Isopropyl-4-methyl-6-piperazin-1-yl-pyrimidine

Tert-butyl 4-[3-(ethylamino)butanoyl]piperazine-1-carboxylate

Sodium 2-[4-(tert-butoxycarbonyl)piperazin-1-yl]-2-(pyridin-2-yl)acetate

3-Bromo-5-(4-methylpiperazino)phenylboronic acid

2-(4-Fluoro-phenyl)-3-piperazin-1-ylmethyl-benzo-[d]imidazo[2,1-b]thiazole

tert-butyl 4-(2-hydrazinopyrimidin-4-yl)piperazine-1-carboxylate

1-{3-[3-(trifluoromethyl)phenyl]-1,2,4-thiadiazol-5-yl}piperazine

Ethyl 2-(4-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)acetate