Piperazine

1-(2-methylpiperazin-1-yl)-2-phenylethan-1-one

Methyl 3-oxopiperazine-2-carboxylate

5-Methyl-3-(piperazin-1-ylmethyl)isoxazole

2-[4-(2-Butyl)-piperazin-1-yl]-ethanoldihydrochloride

1-(4-Phenoxy-butyl)-piperazine

1-(2,4-Dichloro-benzyl)-piperazine-2-carboxylic acid hydrochloride

tert-Butyl (3S,5R)-3,4,5-trimethylpiperazine-1-carboxylate

N,N-DIMETHYL(PIPERAZIN-2-YL)METHANAMINE

4-Methyl-N-[2-(piperazin-1-yl)ethyl]benzene-1-sulfonamide dihydrochloride

1-Cyclopentyl-2-ethylpiperazine

2-[4-(3-Chlorophenyl)piperazin-1-yl]-2-(4-fluorophenyl)acetic acid

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

4-(6-Bromo-pyridin-2-yl)-3-methyl-piperazine-1-carboxylic acid tert-butyl ester

4-BOC-1-(3,5-DIMETHOXYPHENYL)-PIPERAZINE

1-Tetrahydrofurfuryl-piperazine

2'-(4-methylpiperazinomethyl)-3,4,5-trifluorobenzophenone

Methyl 4-(2-phenylethyl)piperazine-1-carboxylate

1-(4-fluorobenzenesulfonyl)piperazine hydrochloride

2-(4-(2-(4-(2-Aminoethyl)phenoxy)ethyl)piperazin-1-yl)ethan-1-ol trihydrochloride

2-Chloro-1-(4-thieno[2,3-d]pyrimidin-4-yl-piperazin-1-yl)-ethanone

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

4-[6-(7-Cyclopentyl-6-dimethylcarbamoyl-7H-pyrrolo[2,3-d]pyrimidin-2-ylamino)-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester

1-(2-Methoxyphenyl)-4-(naphthalen-2-ylsulfonyl)piperazine

N-(benzo[d][1,3]dioxol-5-yl)-4-benzylpiperazine-1-carboxamide

6,7-Dimethoxy-4-piperazin-1-yl-quinazoline

(5-{4-[(tert-Butoxy)carbonyl]piperazin-1-yl}-2-fluorophenyl)boronic acid

Ethyl 4-(cyclohexanecarbonyl)piperazine-1-carboxylate

1-(4-Methyl-piperazin-1-yl)-propan-2-ol

(S)-2-(trifluoromethyl)piperazine dihydrochloride

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

1-{[1-(4-methoxyphenyl)-1H-tetrazol-5-yl]methyl}piperazine dihydrochloride

tert-Butyl 4-(4-amino-2-chlorophenyl)piperazine-1-carboxylate

2-methyl-1-propylpiperazine

1-(1,4-Dimethylpiperazin-2-yl)ethan-1-amine

7-(4-Acetyl-3-methyl-piperazin-1-yl)-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid

4-(Piperazin-1-yl)-2-(trifluoromethyl)quinazoline

2-(4-(Phenylsulfonyl)piperazin-1-yl)ethanol

1-((2-Methyltetrahydrofuran-3-yl)methyl)piperazine

4-(3-Aminobenzoyl)piperazin-2-one

2-Isopropyl-1-propylpiperazine

4-(2-Fluorophenyl)piperazine-1-carbothioamide

4-methoxy-4'-(4-methylpiperazinomethyl) benzophenone

tert-Butyl 4-{2-[4-(4,4,5,5-Tetramethyl[1,3,2]dioxaborolan-2-yl)phenoxy]ethyl}piperazine-1-carboxylate

2-{4-[(4-chlorophenyl)methyl]piperazin-1-yl}pyridine-3-carboxylic acid hydrochloride

2-(4-Methylpiperazin-1-yl)pyridine-4-carboxylic acid

1,4-Piperazinedipropanesulfonic acid

1-(6-Chloropyridin-2-yl)piperazine

1-(2-Methylbutan-2-yl)piperazine

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

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

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

2-Methoxy-4-(4-methylpiperazin-1-yl)phenylboronic acid

2-(4-Ethylpiperazin-1-yl)-5-(piperidine-1-sulfonyl)aniline dihydrochloride

1-(4-Ethylpiperazin-1-yl)propan-2-amine

6-Chloro-4-phenyl-2-(piperazin-1-yl)quinazoline

1-Benzyl 4-(tert-butyl) 2-(hydroxymethyl)piperazine-1,4-dicarboxylate

phenyl(4-phenylpiperazin-1-yl)acetic acid

2,3-Dimethyl-1-(3-(piperazin-1-yl)azetidin-1-yl)butan-1-one

(2-Amino-4-chlorophenyl)(4-methylpiperazin-1-yl)methanone

3-isopropyl-1-methyl-2-piperazinone hydrochloride

1-[(4-ISOPROPYLSULFONYL)PHENYL]PIPERAZINE

TERT-BUTYL 4-(3-NITROPHENYL)PIPERAZINE-1-CARBOXYLATE

1-Benzyl-4-(5-nitropyridin-2-yl)piperazine

1-(Pyridin-3-yl)piperazine hydrochloride

1-(6-Chloro-pyridin-3-ylmethyl)-3-methyl-piperazine hydrochloride

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

1-(6-Bromopyridin-2-yl)-4-methylpiperazine

1-(2,3-Dihydro-benzo[1,4]dioxine-6-sulfonyl)-piperazine

1-(4-Fluoro-a-phenylbenzyl)piperazine

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

tert-Butyl 4-(5-methoxy-2-nitrophenyl)piperazine-1-carboxylate

2-methylpiperazine-1,4-dicarbaldehyde

1-(3-Bromo-benzenesulfonyl)-piperazine

1-((Tetrahydro-2h-pyran-2-yl)methyl)piperazine

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

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

4-[6-(4-Methyl-piperazin-1-yl)-5-trifluoromethyl-pyridin-3-yl]-benzamide

7-Chloro-4-methyl-2-piperazin-1-yl-1,3-benzothiazole

1-(N-Methylpiperidin-3-yl-methyl)piperazine

3-(3-Chlorophenyl)-1-methylpiperazine-2,5-dione

[4-(2-fluorophenyl)piperazin-1-yl](phenyl)acetic acid

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

2-{4-[(TERT-BUTYL)OXYCARBONYL]PIPERAZINYL}-2-[4-(TRIFLUOROMETHYL)PHENYL]ACETIC ACID

3-methyl-1-(4-methylbenzoyl)piperazine

2-(4-Chlorophenyl)-2-(4-methylpiperazin-1-yl)ethan-1-amine dihydrochloride

1-(1,3,5-Triazin-2-yl)piperazine

1-METHYL-4-UNDEC-10-ENYL-PIPERAZINE

2-(4-Ethylpiperazin-1-yl)acetic acid

3-[4-(2-fluorophenyl)piperazin-1-yl]-3-oxopropanenitrile

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

Adamantan-1-yl(4-benzylpiperazin-1-yl)methanone

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

Sodium 2-[4-(tert-butoxycarbonyl)piperazin-1-yl]-3-cyclopropylpropanoate

1-Benzyl-3-trifluoromethyl-piperazine

3-(4-Benzylpiperazin-1-yl)propanoic acid dihydrochloride

4-(4-fluorophenyl)piperaZine-1-carboxamide

Tert-butyl (R)-2-(methylcarbamoyl)piperazine-1-carboxylate hydrochloride

2-Chloro-1-[4-(3,4-dimethylbenzenesulfonyl)piperazin-1-yl]ethan-1-one

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

4-(Piperazin-1-yl)-1lambda6-thiane-1,1-dione dihydrochloride