
tert-butyl 4-(4-(4-isopropoxy-3-isopropylphenyl)pyrimidin-2-yl)piperazine-1-carboxylate

tert-butyl 4-(4-(4-isopropoxy-3-isopropylphenyl)pyrimidin-2-yl)piperazine-1-carboxylate


![Piperazine, 1-(4-fluorophenyl)-4-[(1Z)-1-nonen-3-ynylsulfonyl]-](/structure/895573-48-5.png)
Piperazine, 1-(4-fluorophenyl)-4-[(1Z)-1-nonen-3-ynylsulfonyl]-
![1-[5-(3-methyl-butoxy)-pyridin-3-yl]-homopiperazine](/structure/223796-48-3.png)
![1-Piperazinecarboxylic acid, 4-[2-[4-(1H-pyrazol-3-yl)phenoxy]ethyl]-,1,1-dimethylethyl ester](/structure/502654-48-0.png)
1-Piperazinecarboxylic acid, 4-[2-[4-(1H-pyrazol-3-yl)phenoxy]ethyl]-,1,1-dimethylethyl ester

tert-butyl 4-(4-(2-chloro-2-cyanovinyl)phenyl)piperazine-1-carboxylate
![Piperazine, 1-[3-[(4-fluorophenyl)phenylmethoxy]propyl]-](/structure/61897-48-1.png)
![Piperazine, 1-cyclopentyl-4-[4-(3,4-dimethoxyphenyl)-1,4-dioxobutyl]-,monohydrochloride](/structure/485797-48-6.png)
Piperazine, 1-cyclopentyl-4-[4-(3,4-dimethoxyphenyl)-1,4-dioxobutyl]-,monohydrochloride
![1-Piperazinebutanamide,4-ethyl-N-[6-(3-hydroxyphenyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-](/structure/583038-48-6.png)
1-Piperazinebutanamide,4-ethyl-N-[6-(3-hydroxyphenyl)-1H-pyrazolo[3,4-b]pyridin-3-yl]-

1-Piperazinecarboxylic acid, 4-(5-ethynyl-2-pyridinyl)-, 1,1-dimethylethylester

![Piperazine,1-(methylsulfonyl)-4-[4-[(1-phenylethyl)amino]-2-quinazolinyl]-](/structure/701287-48-1.png)
Piperazine,1-(methylsulfonyl)-4-[4-[(1-phenylethyl)amino]-2-quinazolinyl]-
![Piperazine, 1-phenyl-4-[(4-phenyl-2-thiazolyl)methyl]-](/structure/65386-48-3.png)
![1-Piperazinecarboxylic acid,4-[3-(4-hydroxyphenyl)-1-oxo-2-[[(phenylmethoxy)carbonyl]amino]propyl]-, 1,1-dimethylethyl ester](/structure/130962-48-0.png)
![1-Piperazinecarboxylic acid,4-[[5-(3-methoxyphenyl)-3-isoxazolyl]methyl]-, ethyl ester](/structure/657426-48-7.png)
1-Piperazinecarboxylic acid,4-[[5-(3-methoxyphenyl)-3-isoxazolyl]methyl]-, ethyl ester
![2,5-Piperazinedione,3-(3-furanylmethylene)-6-[(4-methoxyphenyl)methylene]-1-methyl-, (Z,Z)-](/structure/171722-48-8.png)
2,5-Piperazinedione,3-(3-furanylmethylene)-6-[(4-methoxyphenyl)methylene]-1-methyl-, (Z,Z)-
![Piperazine,4-[[4-chloro-5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl]acetyl]-2-methyl-1-(3-methylphenyl)-](/structure/637021-48-8.png)
![Piperazine,1-[[2-(formylhydroxyamino)-5-(2-pyrimidinyl)pentyl]sulfonyl]-4-[5-(2-thienyl)-2-pyridinyl]-](/structure/497922-48-2.png)
![Piperazine,1-(5-chloro-2-methylphenyl)-4-[(2-phenyl-1H-imidazol-4-yl)methyl]-](/structure/179333-48-3.png)
Piperazine,1-(5-chloro-2-methylphenyl)-4-[(2-phenyl-1H-imidazol-4-yl)methyl]-
![1-Piperazinecarboxylic acid,4-[cis-4-cyano-4-(3-methoxyphenyl)cyclohexyl]-, 1,1-dimethylethyl ester](/structure/850887-48-8.png)
1-Piperazinecarboxylic acid,4-[cis-4-cyano-4-(3-methoxyphenyl)cyclohexyl]-, 1,1-dimethylethyl ester
![4-[5-formyl-3-(trifluoromethyl)-2-pyridinyl]- 1-Piperazinecarboxylic acid 1,1-dimethylethyl ester](/structure/683244-48-6.png)
4-[5-formyl-3-(trifluoromethyl)-2-pyridinyl]- 1-Piperazinecarboxylic acid 1,1-dimethylethyl ester

![1-Piperazinecarboxamide,N-(2,4-dimethoxyphenyl)-4-[2-[(hydroxyamino)carbonyl]-4-nitrophenyl]-](/structure/603965-48-6.png)
1-Piperazinecarboxamide,N-(2,4-dimethoxyphenyl)-4-[2-[(hydroxyamino)carbonyl]-4-nitrophenyl]-

![2,3-Piperazinedione, 1-hexyl-4-[[4-(pyrazinylamino)phenyl]methyl]-](/structure/77939-48-1.png)
2,3-Piperazinedione, 1-hexyl-4-[[4-(pyrazinylamino)phenyl]methyl]-
![Piperazine, 1-(2,4-difluorobenzoyl)-4-[(3-fluoro-4-nitrophenyl)methyl]-](/structure/874136-48-8.png)
Piperazine, 1-(2,4-difluorobenzoyl)-4-[(3-fluoro-4-nitrophenyl)methyl]-


Tert-butyl 4-((methoxycarbonyl)(phenyl)methyl)piperazine-1-carboxylate
![(e)-but-2-enedioic Acid;1-methyl-4-[(2-phenylsulfanylphenyl)methyl]piperazine](/structure/37652-48-5.png)
(e)-but-2-enedioic Acid;1-methyl-4-[(2-phenylsulfanylphenyl)methyl]piperazine