Piperazine e Impurezas

1-(4-Benzhydrylpiperazin-1-yl)-2-phenoxyethan-1-one

n,n,4-Trimethylpiperazine-1-sulfonamide

2-Methyl-1-(3-methylpiperazin-1-yl)propan-2-ol

3-bromo-2-(4-methylpiperazin-1-yl)benzoic acid

3-[4-[(2-Methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]indolizine-6-carboxylic acid

7-(2-Chlorophenyl)-2-(4-phenylpiperazin-1-yl)thieno[3,2-d]pyrimidin-4(1H)-one

5-chloro-2-(4-methylpiperazin-1-yl)benzonitrile

2-(1h-Benzo[d]imidazol-2-yl)-4-chloro-5-(piperazin-1-yl)pyridazin-3(2h)-one

4-(Piperazine-1-sulfonyl)benzene-1-sulfonamide hydrochloride

2-Chloro-1-[4-(4-ethoxybenzenesulfonyl)piperazin-1-yl]ethan-1-one

ethyl 2-[4-(4-fluorophenyl)piperazin-1-yl]-4-methylpyrimidine-5-carboxylate

3-(2-oxo-2-phenylethylidene)piperazin-2-one

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

(3R,6R)-3,6-dimethylpiperazine-2,5-dione

(4-Aminophenyl)(4-cinnamylpiperazin-1-yl)methanone

1-Benzyl-4-(4-nitrophenyl)piperazine

4-(2,5-Dichloro-benzyl)-piperazine-1,3-dicarboxylic acid 1-tert-butyl ester

[4-(4-Methoxy-quinazolin-2-yl)-piperazin-1-yl]-(2-nitro-phenyl)-methanone

4-(4-Bromophenyl)-N,N-dimethylpiperazine-1-sulfonamide

1-(5-Bromo-3-fluoropyridin-2-yl)piperazine