Piperazine e Impurezas

1-(4-Methylpiperazin-1-yl)-2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethan-1-one

1-(2-(Thiophen-3-yl)ethyl)piperazine

1-(4-Chloro-benzyl)-2-methyl-piperazine hydrochloride

2,5-Dichloro-3'-(4-methylpiperazinomethyl) benzophenone

1-{3-[(3-methylphenyl)methoxy]phenyl}piperazine

1-((5-Methylpyridin-3-yl)methyl)piperazine

4-benzylpiperazine-1-carboxamide

2-[1-(3-Methyl-piperazin-1-yl)-ethyl]-pyrazine hydrochloride

6-[4-(2-hydroxyethyl)piperazine-1-carbonyl]-2-methyl-2,3-dihydropyridazin-3-one

1-[Bis(4-fluorophenyl)methyl]-4-(4-nitrobenzyl)piperazine

1-[4-(piperazine-1-sulfonyl)phenyl]ethan-1-one hydrochloride

Dimethyl 2-(4-methylpiperazin-1-yl)succinate

5-(4-Methylpiperazin-1-yl)-2-furaldehyde

1-{[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl}piperazine hydrochloride

tert-Butyl4-(3-iodo-1H-indazol-4-yl)piperazine-1-carboxylate

N-(4-fluorophenyl)-2-(4-(4-fluorophenyl)piperazin-1-yl)acetamide

1-[4-(4-chlorophenyl)piperazin-1-yl]ethan-1-one

n-Cyclopentyl-2-(piperazin-1-yl)propanamide

2-(3,4-Dimethyl-piperazin-1-yl)-ethylamine

Tert-butyl 4-(1-cyanoethyl)piperazine-1-carboxylate