Piperazine e Impurezze

1-[1-(4-Fluoro-phenyl)-ethyl]-piperazine dihydrochloride

(3-((4-(2-Chlorophenyl)piperazin-1-yl)sulfonyl)thiophen-2-yl)(3,5-dimethyl-1H-pyrazol-1-yl)methanone

N-Methyl-2-(4-methylpiperazin-1-yl)-N-(4-nitrophenyl)acetamide

2-(Tert-butyl)-1-methylpiperazine

4-(Piperazin-1-yl)quinazoline dihydrochloride

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

Tert-butyl (R)-4-benzyl-2-(hydroxymethyl)piperazine-1-carboxylate

1-[(5-methyl-2-furyl)methyl]piperazine

(3-Chloro-phenyl)-(4-piperazin-1-yl-phenyl)-methanone

(R)-Benzyl 3-methylpiperazine-1-carboxylate hydrochloride

4-(3-Chloro-5-trifluoromethyl-pyridin-2-ylmethyl)-piperazine-1-carbothioic acid (4-chloro-phenyl)-amide

(2-nitro-5-piperazin-1-ylphenyl)(tetrahydrofuran-2-ylmethyl)amine hydrochloride

1-(3,5-Dimethylpiperazin-1-yl)ethan-1-one

1-(2-Chloro-4-nitrophenyl)-3-methylpiperazine

N-Desmethylclozapine

4-bromo-3-fluoro-4'-(4-methylpiperazinomethyl) benzophenone

4-(Azetidin-3-yl)-N-butylpiperazine-1-carboxamide

4-(4-Methyl-piperazin-1-yl)-4-oxo-butyric acid

(R)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4-(tert-butoxycarbonyl)piperazine-2-carboxylic acid

N,N-dimethyl-4-(pyridin-2-yl)piperazine-1-sulfonamide

1-(2-Fluoroethyl)piperazine

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

3-(4-methylpiperazinomethyl)-4'-trifluoromethylbenzophenone

1-Benzyl-3-ethylpiperazine

6-(piperazin-1-yl)-N-(p-tolyl)pyridazin-3-amine

1-(2,3-Dihydro-1-benzofuran-5-ylmethyl)piperazine DiHCl

4-(2-methylpiperazin-1-yl)butanenitrile

2-(4-Acetylpiperazin-1-yl)-2-oxoacetic acid

2-(4-(2-Chloroacetyl)piperazin-1-yl)-5,6,7,8-tetrahydroquinoline-3-carbonitrile

4-Methoxy-3-((4-(4-nitrophenyl)piperazin-1-yl)methyl)benzaldehyde

2-Chloro-1-(4-methyl-piperazin-1-yl)-ethanone

3-{4-[(4-ethylpiperazin-1-yl)sulfonyl]phenyl}propanoic acid

3-Benzyl-1-ethylpiperazine

1-(N-Methylpiperidin-4-yl-methyl)piperazine

(R)-di-tert-butyl 2-cyanopiperazine-1,4-dicarboxylate

(R)-1-Benzyl-2-methylpiperazine hydrochloride

2-(4-(Pyridin-2-yl)piperazin-1-yl)quinoxaline

1-((1,2,3,4-Tetrahydronaphthalen-1-yl)methyl)piperazine

4-((S)-2-Amino-3-methyl-butyryl)-piperazine-1-carboxylic acid tert-butyl ester

3-(2-(4-Methylpiperazin-1-yl)ethyl)-8-azabicyclo[3.2.1]octane

2-(4-Methylpiperazin-1-yl)-3-phenylpropanoic acid

2-(4-Ethylpiperazin-1-yl)ethanol

Tert-butyl 4-[1-(4-fluorophenyl)-2-methoxy-2-oxoethyl]piperazine-1-carboxylate

2-(2,3-Difluorophenoxy)-1-(piperazin-1-yl)propan-1-one hydrochloride

Ethyl 3-(4-methylpiperazin-1-yl)butanoate

2-(3-Oxopiperazine-1-carboxamido)benzoic acid

Methyl 3-(piperazin-1-yl)butanoate

[4-(4-ethylpiperazin-1-yl)-3-fluorophenyl]methanamine

Di-tert-butyl 2-(2-methoxy-2-oxoethyl)piperazine-1,4-dicarboxylate

4-chloro-2-(4-methylpiperazin-1-yl)benzonitrile

2-[4-(3-methoxyphenyl)piperazin-1-yl]-5-nitrobenzonitrile

2-Chloro-1-(4-((2,4-dimethylphenyl)sulfonyl)piperazin-1-yl)ethan-1-one

(E)-4-(4-Methylpiperazin-1-yl)but-2-enoic acid hydrochloride

2-Chloro-1-[4-(4-methoxy-phenyl)-piperazin-1-yl]-ethanone

3-Bromo-4-(piperazin-1-yl)benzoic acid

2-Chloro-1-[4-(2,3-dihydro-1,4-benzodioxin-6-ylmethyl)piperazin-1-yl]ethan-1-one hydrochloride

{4-[(4-methylpiperazin-1-yl)methyl]phenyl}boronic acid dihydrochloride

tert-Butyl 4-(3-fluoro-2-nitrophenyl)piperazine-1-carboxylate

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

2-(Piperazin-1-yl)acetic acid dihydrochloride

1-(2-(Naphthalen-1-yloxy)ethyl)piperazine

Levofloxacin

2-(4-(3-Chlorophenyl)piperazin-1-yl)-N-(4-ethoxyphenyl)acetamide

1-((2-Bromophenyl)sulfonyl)piperazine

4-Phenylpiperazine-2,6-dione

3-(4-(Benzo[d][1,3]dioxol-5-ylmethyl)piperazin-1-yl)-1,1,1-trifluoropropan-2-ol

1-[4-(trifluoromethoxy)benzenesulfonyl]piperazine hydrochloride

4-isopropyl-2-piperazin-1-yl-1,3-benzothiazole dihydrochloride

1,3-Dimethyl-5-(piperazin-1-yl)-1h-pyrazole-4-carbonitrile

2-bromo-6-(4-methylpiperazin-1-yl)benzoic acid

4-(4-Boc-piperazinocarbonylmethyl)-1-bromobenzene

1,4-Bis(2-nitrophenyl)piperazine

3,3'-(Piperazine-1,4-diyl)bis(1-(bis(2,6-dimethylphenyl)methoxy)propan-2-ol)

N,4-diphenylpiperazine-1-carbothioamide

1-(3-Nitrophenyl)-piperazine

N,N-diisopropyl-2-(piperazin-1-yl)acetamide

1-Ethylpiperazine-2,3-dione

ethyl 4-[2-(4-methylpiperazinomethyl)phenyl]-4-oxobutyrate

1,3,5-Trimethylpiperazine

n-Methylpiperazine-1-sulfonamide

Piperazin-1-yl(quinoxalin-6-yl)methanone

4-(2-Amino-acetyl)-piperazine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester

3-(3-phenylpiperazin-1-yl)pyrazin-2-amine

5-Methyl-6-(piperazin-1-yl)nicotinaldehyde

tert-Butyl 4-(3-chloropyrazin-2-yl)piperazine-1-carboxylate

2-(4-Chloro-phenoxy)-1-piperazin-1-yl-ethanone

4-(difluoromethyl)-6-(2-furyl)-2-piperazin-1-ylpyrimidine

1-(4-Bromo-3-trifluoromethyl-benzenesulfonyl)-piperazine

2-Chloro-4-(4-methylpiperazin-1-yl)benzoic acid

tert-butyl 4-(2-bromo-6-cyanophenyl)piperazine-1-carboxylate

2-Chloro-1-[4-(2,5-dimethylbenzenesulfonyl)piperazin-1-yl]ethan-1-one

7-(3,4-Diethoxyphenyl)-2-(4-phenylpiperazin-1-yl)thieno[3,2-d]pyrimidin-4(1H)-one

4-(Piperazin-1-yl)cyclohexan-1-ol

tert-Butyl 4-(5-acetylpyrimidin-2-yl)piperazine-1-carboxylate

Piperazine dihydrochloride hydrate

2-(4-Chlorophenyl)-2-(piperazin-1-yl)ethan-1-ol

3-Piperazin-1-yl-pyridazine

3,4-Dimethyl-1-(piperazin-1-yl)cyclohexane-1-carboxamide

1-(3,4-Dihydro-2h-1,4-benzoxazin-4-yl)-2-(piperazin-1-yl)ethan-1-one dihydrochloride

3-Cyclohexyl-1-(piperazin-1-yl)propan-1-one hydrochloride