Piperazine e Impurezas

1-(3-nitro-4-piperazin-1-ylphenyl)ethanone dihydrochloride

N-[4-(4-Acetyl-piperazin-1-yl)-2-fluoro-benzyl]-3,5-dichloro-N-cyclobutyl-benzenesulfonamide

1-(3-Phenyl-1,2,4-thiadiazol-5-yl)piperazine

6-(piperazin-1-yl)pyrimidine-2,4(1H,3H)-dione

1-(6-Chloro-pyridin-3-ylmethyl)-piperazine-2-carboxylic acid 6-chloro-pyridin-3-ylmethyl ester hydrochloride

[4-(4-Chloro-phenyl)-piperazin-1-yl]-p-tolyl-acetic acid

[1-(3-methylbenzyl)-3-oxo-2-piperazinyl]acetic acid

4-(2,2-Diethoxyethyl)-piperazine-1-carboxylic acid tert-butyl ester

3-[(4-benzoylpiperazin-1-yl)sulfonyl]benzoic acid

1-(3-Phenylbutyl)piperazine

4-{4-[Bis(4-fluorophenyl)methyl]piperazin-1-yl}benzaldehyde

2-methoxy-4'-(4-methylpiperazinomethyl) benzophenone

2-(4-Methylpiperazin-1-yl)pyrimidin-5-amine

4-[4-(Dimethylsulfamoyl)piperazin-1-yl]phenylboronic acid

2-Amino-1-(2,4-dimethyl-piperazin-1-yl)-ethanone

3-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-(piperazin-1-yl)pyridazine

2-cyano-3'-(4-methylpiperazinomethyl) benzophenone

1-[3-(4-chlorophenyl)-1,2,4-oxadiazol-5-yl]piperazine hydrochloride

{3-fluoro-4-[4-(pyrimidin-2-yl)piperazin-1-yl]phenyl}methanamine

5-Fluoro-2-(3-methyl-piperazin-1-yl)-pyrimidine hydrochloride