Piperazine und Verunreinigungen

4-carboethoxy-4'-(4-methylpiperazinomethyl) benzophenone

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

(4-iso-Propyl-piperazin-1-yl)-acetic acid

1-benzoyl-3-methylpiperazine

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

1-((6-Chloropyridin-3-yl)methyl)piperazine dihydrochloride

2-(Piperazin-1-yl)-3-(trifluoromethyl)quinoxaline

1[2-(1-Propyl)oxyethyl]piperazine

(S)-Methyl 5-oxopiperazine-2-carboxylate

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

tert-butyl 4-[2-hydroxy-2-(4-methoxyphenyl)ethyl]piperazine-1-carboxylate

tert-Butyl 2-(trifluoromethyl)piperazine-1-carboxylate

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

3-(4-(2-Methoxyphenyl)piperazin-1-yl)propanoic acid

4-acetylpiperazin-2-one

2-(3,4-Dichlorophenyl)piperazine

2-(4-Fluoro-phenyl)-3-piperazin-1-ylmethyl-benzo-[d]imidazo[2,1-b]thiazole

tert-butyl 4-(2-hydrazinopyrimidin-4-yl)piperazine-1-carboxylate

2-Chloro-1-[4-(thiophen-3-ylmethyl)piperazin-1-yl]ethan-1-one hydrochloride

8-(Piperazin-1-yl)-1,2,3,4-tetrahydro-1,7-naphthyridine dihydrochloride

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

(R)-6-(4-(tert-Butoxycarbonyl)-2-methylpiperazin-1-yl)nicotinic acid

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

5-Bromo-2-(4-methylpiperazin-1-yl)pyridin-3-amine

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

2-(piperazin-1-yl)-1,4-dihydroquinazolin-4-one

1-(5-Bromo-6-chloro-4-(trifluoromethyl)pyridin-2-yl)piperazine

6-(4-Methylpiperazin-1-yl)pyridin-2-amine

(S)-1-Cyclopentyl-3-methyl-piperazine

4-(4-Ethylpiperazin-1-yl)-2-methylaniline hydrochloride

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

n,n,4-Trimethylpiperazine-1-sulfonamide

(S)-4-N-Boc-Piperazine-2-carboxylic acid

2-(4-(Pyrimidin-2-yl)piperazin-1-yl)acetohydrazide

ethyl 6-[3-(4-methylpiperazinomethyl)phenyl]-6-oxohexanoate

1-(2,3-Dihydro-1-benzofuran-2-carbonyl)piperazine

1-(2-Chloroethyl)-4-methylpiperazine hydrochloride

(4-{4-[Bis(4-fluorophenyl)methyl]piperazin-1-yl}phenyl)methanol

5-Ethyl-3-(2-(piperazin-1-yl)pyrimidin-4-yl)-1,2,4-oxadiazole dihydrochloride

1-(3,4-difluorobenzoyl)piperazine

3-(4-Methylpiperazin-1-yl)picolinic acid

1-(4-(Azetidin-3-yl)piperazin-1-yl)butan-1-one

2-(4-(2-Methoxyphenyl)piperazin-1-yl)acetic acid

tert-Butyl 4-(2-methylphenyl)piperazine-1-carboxylate

1-(Butylsulfonyl)piperazine

3-(4-Phenyl-1-piperazinyl)propanoic acid

1-benzyl-3-methyl-2-piperazinone hydrobromide

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

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

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

(4-Chloro-phenyl)-[4-(3-chloro-5-trifluoromethyl-pyridin-2-ylmethyl)-piperazin-1-yl]-methanone

1-Piperazinecarboxylic acid, 3-(aminocarbonyl)-, 1,1-dimethylethyl ester, (R)-

1-benzoyl-4-(2-chloroethyl)piperazine

(4-(Piperazin-1-yl)phenyl)(pyridin-3-yl)methanone

1-(4-Acetyl-2-methyl-piperazin-1-yl)-2-chloro-ethanone

{4-[6-chloro-4-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}(phenyl)methanone

1-tert-Butoxycarbonylpiperazine-4-acetonitrile

1-(5-Bromo-3-fluoropyridin-2-yl)piperazine

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

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

2-[(4-METHYL-1-PIPERAZINYL)METHYL]-6-QUINOLINAMINE

2-(4-(3-Chlorophenyl)piperazin-1-yl)-1-(4-methoxyphenyl)ethan-1-ol

2-(2,5-Dimethoxyphenyl)piperazine

2-[4-(2,2-diethoxyethyl)piperazin-1-yl]ethan-1-ol

[(3,4-DICHLOROPHENYL)PHENYLMETHYL]PIPERAZINE 2HCL

methyl 3-(piperazin-1-ylsulfonyl)thiophene-2-carboxylate

(Z)-4-(4-methylpiperazin-1-yl)-4-oxobut-2-enoic acid

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

2-(4-((2-Chloro-4-morpholinothieno[3,2-d]pyrimidin-6-yl)methyl)piperazin-1-yl)ethanol

2-Methyl-4-[4-(3-methylphenyl)piperazin-1-yl]butan-2-amine hydrochloride

2-Methyl-1-(toluene-3-sulfonyl)-piperazine hydrochloride

2-(Tert-butyl)-1-isopropylpiperazine

2-(Piperazin-1-yl)isonicotinic acid

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

4-(1,3-Thiazol-2-yl)piperazine-1-carboxamide

2-(4-(4-Fluorophenyl)piperazin-1-yl)-N-(4-isopropylphenyl)acetamide

1-[2-(Trifluoromethoxy)benzyl]piperazine

3,5-difluoro-3'-(4-methylpiperazinomethyl) benzophenone

tert-Butyl 4-(4-nitropyridin-2-yl)piperazine-1-carboxylate

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

1-phenyl-2-piperazinone trifluoroacetate

n-Benzylpiperazine-1-carboxamide hydrochloride

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

3-(4-Methylpiperazin-1-yl)benzoic acid

1-FORMYL-4-METHYLPIPERAZINE

5-(Piperazin-1-yl)-4h-1,2,4-triazol-3-amine

2,3-diphenylpiperazine

1-(2,4-Dinitrophenyl)-4-methylpiperazine

5,7-dimethyl-2-piperazin-1-yl-1,3-benzothiazole hydrochloride

4-(2-Hydroxy-ethyl)-2-methyl-piperazine-1-carboxylic acid tert-butyl ester

(S)-2-(4-Fluoro-2-methylphenyl)piperazine dihydrochloride

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

4-{4-[(5-bromothiophen-2-yl)sulfonyl]piperazin-1-yl}-4-oxobutanoic acid

3-Hydroxy-1-(piperazin-1-yl)propan-1-one

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

Ethyl 6-(piperazin-1-yl)nicotinate

4-(Thiophene-2-sulfonyl)-piperazine-1,3-dicarboxylic acid 1-tert-butyl ester

1-(4-(5-Bromopyridin-2-yl)piperazin-1-yl)ethanone