Piperazine e Impurezas

1-(2-Chloro-pyridin-4-yl)-piperazine dihydrochloride

2-(4-Benzylpiperazin-1-yl)-N-(4-chlorophenyl)acetamide

1-Phenyl-3-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl]piperazine

1-propyl-2-piperazinone hydrochloride hydrate

methyl 2-chloro-6-piperazin-1-ylisonicotinate

Piperazine sulfate

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

2-(4-Boc-piperazino)-2-(3,4-dimethoxyphenyl)acetic acid

4-[4-(2-methyl-5-nitrobenzenesulfonyl)piperazin-1-yl]-4-oxobutanoic acid

1-(5-Methyl-1,2-oxazole-4-carbonyl)piperazine hydrochloride

Ethyl 2-methyl-2-(piperazin-1-yl)propanoate

1-Methyl-6-phenylpiperazine-2,3-dione

1-(4-(Methylsulfonyl)benzyl)piperazine

1-(3-methyl-1-adamantyl)piperazine

2-(4-Ethylpiperazin-1-yl)-2-phenylethan-1-amine

1-((4-Bromophenyl)sulfonyl)-4-butylpiperazine

Temafloxacin hydrochloride

2-(4-(2-Chloroacetyl)piperazin-1-yl)-2-(1-phenyl-1h-pyrazol-4-yl)acetonitrile

2,4-Dichloro-5-{[4-(ethoxycarbonyl)piperazin-1-yl]sulfonyl}benzoic acid

2-[4-(2-chloro-6-fluorobenzyl)piperazin-1-yl]ethanol