Piperazine e Impurezas

tert-Butyl 4-(piperidine-4-carbonyl)piperazine-1-carboxylate

tert-Butyl 4-(3,4-difluorobenzoyl)piperazine-1-carboxylate

1-Ethyl-2-methyl-piperazine

(R)-6-Hydroxymethyl-1-(4-hydroxy-phenyl)-piperazin-2-one

4-[(4-Aminophenyl)sulfonyl]piperazin-2-one

1-Benzyl-3-methylpiperazine

1-(1-pyrrolidinylsulfonyl)piperazine

1-(4-Chlorophenyl)-2-piperazinone

6-Fluoro-1-(4-fluorophenyl)-4-oxo-7-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid

1-Naphthalen-1-yl-piperazine dihydrochloride

2-(4-(Benzo[d][1,3]dioxol-5-ylmethyl)piperazin-1-yl)pyrimidine

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

4-(2-methyl-1H-imidazol-1-yl)-6-(piperazin-1-yl)pyrimidine

1-(2,3,4-Trimethoxy-benzyl)-piperazine

2-Methyl-5-(4-methylpiperazin-1-yl)aniline

1-(4-tert-butylbenzoyl)piperazine

1-Amino-3-N-(4'-Boc-piperazinyl)-2-propanolhydrochloride

tert-Butyl 4-(5-formylpyridin-2-yl)piperazine-1-carboxylate

4-[(4-Methylpiperazin-1-yl)methyl]benzoic acid dihydrochloride

1-(6-Chloro-4-trifluoromethyl-pyridin-2-yl)-piperazine; hydrochloride