Piperazine e Impurezas

1-(2-Methoxyethyl)-2,2-dimethylpiperazine

1-(2-Chloro-6-fluorobenzoyl)piperazine

2-(4-Bromophenyl)piperazine

1-((5-Bromofuran-2-yl)methyl)piperazine

4-(6-Chloro-pyridin-3-ylmethyl)-piperazine-2-carboxylic acid 6-chloro-pyridin-3-ylmethyl ester

1-Tert-butyl-3,3-dimethylpiperazine

4-(2-chloro-4-nitrophenyl)piperazine-1-carboxamide

1-tert-Butyl 2-methyl 4-((2,4-dichloropyrimidin-5-yl)methyl)piperazine-1,2-dicarboxylate

[2-methyl-5-(4-methylpiperazin-1-yl)-4-nitrophenyl]amine

2-Methyl-1-(m-tolyl)piperazine

6-(Piperazin-1-yl)pyridazine-3-carboxylic acid

2-[4-(2-hydroxyethyl)-2,5-dimethylpiperazin-1-yl]ethan-1-ol

4-(Methylsulfonyl)-2-(piperazin-1-yl)benzo[d]thiazole

(3,4-Dimethoxyphenyl)(piperazin-1-yl)methanone

2-Piperazin-1-yl-benzoic acid

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

1-[(1-ethyl-1H-pyrazol-4-yl)sulfonyl]piperazine

1-((6-Chloropyridin-3-yl)methyl)-4-(pyridin-2-yl)piperazine

1-(Methylamino)-3-(4-methylpiperazin-1-yl)propan-2-ol

1-[2-Chloro-4-(methylsulfonyl)phenyl]-3-methylpiperazine