Piperazine e Impurezze

1-(1-(Butylsulfonyl)azetidin-3-yl)piperazine

1-((6-Chloropyridin-3-yl)methyl)-4-isopropylpiperazine

1-(Azetidin-3-yl)-4-(propylsulfonyl)piperazine

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

N-(4-cyanobenzyl)-6-(piperazin-1-yl)hexanamide dihydrochloride

n-(4-Bromophenyl)-2-(4-phenylpiperazin-1-yl)acetamide

3-(4-bromophenyl)-6-(piperazin-1-yl)pyridazine

N-(3-chloro-4-fluorophenyl)-2-(4-phenylpiperazin-1-yl)acetamide

cyclopentyl 4-(4-methylpiperazinomethyl)phenyl ketone

(4-(4-Aminophenyl)piperazin-1-yl)(4-chlorophenyl)methanone

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

(4-Phenylpiperazine-1-carbonyl)glycine

4-(Piperazin-1-ylmethyl)oxazole

3-[1-(piperazin-1-yl)ethyl]benzonitrile

(4-(Azetidin-3-yl)piperazin-1-yl)(cyclobutyl)methanone

(4-(2-Chloroethyl)piperazin-1-yl)(phenyl)methanone hydrochloride

1-(3-Methylbenzyl)piperazin-2-one

Tert-butyl 4-(3,4-diaminophenyl)piperazine-1-carboxylate

1-Cyclobutyl-2-isopropylpiperazine

1-(4-Chloropyridin-2-yl)piperazine trihydrochloride

4-Chloro-5-[3-oxo-4-(2-trifluoromethyl-benzyl)-piperazin-1-yl]-2H-pyridazin-3-one

4-(5-Bromo-thiophene-2-sulfonyl)-3-methyl-piperazine-1-carboxylic acid tert-butyl ester

1-((4-Methoxyphenyl)(phenyl)methyl)piperazinehydrochloride

3-Chloro-2-(4-methyl-piperazin-1-yl)-phenylamine

4-(3-Aminophenoxy)-5-chloro-N-(2-methoxy-4-(4-methylpiperazin-1-yl)phenyl)pyrimidin-2-amine

2-(Piperazine-1-sulfonyl)benzonitrile hydrochloride

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

1-(3-{[3-(trifluoromethyl)phenyl]methyl}-1,2,4-thiadiazol-5-yl)piperazine

2-(3,4-Dichlorophenyl)piperazine

n-(2-(Piperazin-1-yl)ethyl)cyclohexanecarboxamide

3-(2-Methylpiperazin-1-yl)tetrahydrothiophene 1,1-dioxide

2-[(2R)-Piperazin-2-yl]acetonitrile hydrochloride

1-Benzoyl-4-[(4-benzoylpiperazin-1-yl)methyl]piperazine

tert-butyl 4-[3-cyano-6-(pyrazin-2-yl)pyridin-2-yl]piperazine-1-carboxylate

1-[(3-chloro-6-nitro-1-benzothien-2-yl)carbonyl]piperazine

1-(2,4-Dimethoxybenzoyl)piperazine hydrochloride

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

5-(piperazin-1-ylmethyl)thiophene-2-carboxylic acid

3-[4-[(2-Methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]indolizine-6-carboxylic acid

2-{[4-(4-methoxyphenyl)piperazin-1-yl]sulfonyl}ethan-1-amine

1-(Butylsulfonyl)piperazine

1-((4-Ethynylphenyl)sulfonyl)piperazine hydrochloride

2-[4-(furan-2-carbonyl)piperazin-1-yl]acetamide

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

n-(3-Fluorophenyl)-2-(piperazin-1-yl)propanamide

5-Bromo-2-(4-methylpiperazino)-4-picoline

3-Fluoromethyl-piperazine-1-carboxylic acid tert-butyl ester hydrochloride

2-(2,5-Dimethoxyphenyl)piperazine

3-Fluoro-2-(piperazin-1-yl)benzonitrile

(R)-2-(4-Chlorophenyl)piperazine

(5-Chloro-2-fluorophenyl)(piperazin-1-yl)methanone hydrochloride

4-Fluoro-3-(4-methylpiperazin-1-yl)aniline

1-(2,2,2-Trifluoroethyl)piperazin-2-one

1-(3-Methylbenzyl)piperazine-2,3-dione

4-Methyl-2-(piperazin-1-yl)thiazole-5-carboxylic acid

2-(Piperazin-1-yl)thiazole-4-carboxylic acid

n-Benzylpiperazine-1-carboxamide hydrochloride

2,5-dimethyl-2'-(4-methylpiperazinomethyl) benzophenone

Cyclopropyl-(3-piperazin-1-yl-quinoxalin-2-yl)-amine hydrochloride

tert-Butyl 2-carbamoyl-5-oxopiperazine-1-carboxylate

4-(4-Chlorophenyl)-2-(piperazin-1-ylmethyl)thiazole

tert-Butyl 4-(thiophen-2-ylmethyl)piperazine-1-carboxylate

5-oxo-5-(4-pyridin-2-ylpiperazin-1-yl)pentanoic acid

tert-Butyl 3-propylpiperazine-1-carboxylate hydrochloride

1-[(1-benzyl-1h-1,2,3,4-tetrazol-5-yl)methyl]piperazine dihydrochloride

Ethyl 6-(piperazin-1-yl)nicotinate

2-Chloro-1-[4-[(4-chlorophenyl)sulfonyl]-1-piperazinyl]ethanone

2-(4-Benzylpiperazin-1-yl)aniline

4-(Benzo[d][1,3]dioxol-5-ylmethyl)-N,N-dimethylpiperazine-1-sulfonamide

2-Chloro-1-[4-(4-fluorobenzenesulfonyl)piperazin-1-yl]ethan-1-one

2-Chloro-1-[4-(2-hydroxyphenyl)piperazin-1-yl]propan-1-one

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

methyl 4-piperazin-1-ylbenzoate hydrochloride

1-(4-methoxy-2-nitrophenyl)piperazine hydrochloride

2-methyl-2-[4-(propan-2-yl)piperazin-1-yl]propanal

1-(3-(3-Bromophenoxy)propyl)-4-methylpiperazine

2-(4-Methylpiperazin-1-yl)acetic acid dihydrochloride

6-Amino-2-(piperazin-1-yl)-5-propylpyrimidin-4(3h)-one

4-(4-(2,4-Dichlorobenzyl)piperazin-1-yl)aniline

2-Methyl-1-(4-methylcyclohexyl)piperazine

1-(3,3-Dimethylbutyl)piperazine

1-((2,4-Difluorophenyl)sulfonyl)piperazine hydrochloride

[2-(4-ethylpiperazin-1-yl)ethyl](propyl)amine

2-(4-Ethylphenoxy)-1-(piperazin-1-yl)propan-1-one hydrochloride

1-[3-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]piperazine

1-Cyclopropyl-3-(o-tolyl)piperazine

2-[4-(1,1-dioxido-1,2-benzisothiazol-3-yl)piperazin-1-yl]ethanol

2-(4-(3-Fluorobenzyl)piperazin-1-yl)ethan-1-ol

3-(Piperazin-1-yl)imidazo[1,2-a]pyridine

4-[4-(1,3-Dioxo-1,3-dihydro-isoindol-2-yl)-butyl]-piperazine-1-carboxylic acid tert-butyl ester

2,6-Dimethyl-4-(piperazin-1-ylmethyl)phenol

tert-Butyl 4-(2-(4-bromophenyl)-2-oxoethyl)piperazine-1-carboxylate

2-Cyclopropyl-5-(piperazin-1-yl)-1,3-oxazole-4-carbonitrile

benzyl 3-(naphthalen-2-yl)piperazine-1-carboxylate

2-Bromo-1-(4-(furan-2-carbonyl)piperazin-1-yl)-2-methylpropan-1-one

2-[4-(2-chlorophenyl)piperazin-1-yl]-N'-hydroxyethanimidamide

2-(4-Ethyl-piperazin-1-yl)-ethylamine hydrochloride

(4-Methylpiperazin-1-yl)(1-(phenylsulfonyl)piperidin-4-yl)methanone

1-(4-Chloro-2-nitrophenyl)piperazine hydrochloride

2-(4-Acetylpiperazin-1-yl)pyridine-4-carbonitrile