Piperazine e Impurezas

1-(Tert-butyl) 4-ethyl piperazine-1,4-dicarboxylate

4-Benzyl-N-pentylpiperazine-1-carbothioamide

1-(2,3-Dichlorobenzenesulfonyl)piperazine

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

1-Benzyl-4-((4-chlorophenyl)sulfonyl)piperazine

5-(Piperazin-1-ylmethyl)-3-(thiophen-2-yl)-1,2,4-oxadiazole

Methyl 4-bromo-2-(4-methylpiperazin-1-yl)benzoate

2-(3-Chlorophenyl)-5-methyl-4-(piperazin-1-ylmethyl)oxazole

[4-(4-acetylpiperazin-1-yl)-3-methylphenyl]amine

1-(4-Benzylpiperazin-1-yl)-3-hydroxy-2-phenylpropan-1-one

5-Hydroxy-2-(piperazin-1-ylmethyl)-4h-pyran-4-one dihydrochloride

2-(4-(4-Amino-2-fluorophenyl)piperazin-1-yl)ethan-1-ol

2-(Piperazine-1-sulfonyl)benzonitrile

4-(2-Chloro-thiazol-5-ylmethyl)-2-methyl-piperazine-1-carboxylic acid tert-butyl ester

4-(2-Chlorophenyl)-n,n-dimethylpiperazine-1-sulfonamide hydrochloride

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

2-[4-(4-methoxyphenyl)piperazin-1-yl]-5-nitrobenzonitrile

(1H-indol-4-yl)(piperazin-1-yl)methanone

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

1-[(3,5-dimethyl-1h-pyrazol-4-yl)sulfonyl]-4-methylpiperazine