Piperazine e Impurezas

4-(2-Chloro-6-methyl-pyrimidin-4-yl)-3-methyl-piperazine-1-carboxylic acid tert-butyl ester

1-Phenyl-4-(5-(trifluoromethyl)pyridin-2-yl)piperazine

ethyl 3-phenylpiperazine-1-carboxylate

Tert-butyl 4-(5-(ethoxycarbonyl)pyridin-2-yl)piperazine-1-carboxylate

N-(2-chlorophenyl)-2-piperazin-1-ylacetamide

4-(Pyridin-2-yl)piperazine-1-carboximidamide

1-[4-(2-chlorophenoxy)butyl]piperazine

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

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

[1-(4-fluorobenzyl)-3-oxo-2-piperazinyl]acetic acid

1-(1,3-dimethylbutyl)piperazine dihydrochloride

1-((4-Iodophenyl)sulfonyl)-4-phenylpiperazine

1-[3-(2-methylpropyl)-1,2,4-thiadiazol-5-yl]piperazine

4-(2-Amino-ethyl)-3-methyl-piperazine-1-carboxylic acid benzyl ester

1-(4-Bromo-2-methylbenzoyl)piperazine

1-(Methylsulfonyl)-4-(4-nitrophenyl)piperazine

4-(Piperazine-1-carbonyl)-2,3-dihydro-1h-imidazol-2-one

(2-methyl-4-nitro-5-piperazin-1-ylphenyl)amine

2-(4-Methylpiperazin-1-yl)-1,3-thiazole-5-carboxylic acid dihydrochloride

1-{[4-(thiophen-2-yl)-1,3-thiazol-2-yl]methyl}piperazine dihydrochloride