Piperazine e Impurezas

1-(5-Nonyl)piperazine

6-(4-Fluorophenyl-5-(piperazin-1-ylmethyl)imidazo[2,1-b]thiazole

HEPES

3-(4-sec-Butylpiperazin-1-yl)-3-oxopropionic acid hydrochloride

3-{4-[(2,5-Dimethoxyphenyl)sulfonyl]piperazin-1-yl}-3-oxo-propionic acid hydrochloride

1-(4-Methylsulfonyl-2-nitrophenyl)piperazine

1-[2-Chloro-4-methyl-5-(methylsulfonyl)phenyl]piperazine

2-Amino-1-(4-isobutyl-piperazin-1-yl)-ethanone

3-(4-Carbamoylpiperazin-1-yl)-3-oxopropionic acid hydrochloride

Piperazine-1-carboxylic acid diphenylamide

2-Amino-1-(4-cyclohexylpiperazin-1-yl)ethanone

3-[4-(2-Methylbenzoyl)piperazin-1-yl]-3-oxopropionic acid

4-Benzyl-1-(tert-butoxycarbonyl)piperazine-2-carboxylic acid

Piperazin-1-yl-o-tolyl-methanone hydrochloride

1-(4-Trimethylsilylphenyl)piperazine

1-(3-Hydroxyphenyl)-piperazine

4-[4-(2-Hydroxy-ethyl)-piperazin-1-yl]-4-oxo-butyric acid

Imatinib methanesulfonate

(4-Hydroxy-phenyl)-piperazin-1-yl-methanone

tert-Butyl 4-aminopiperazine-1-carboxylate