Piperazine,
![CAS No 48175-00-4 Molecular Structure](http://casnu.com/chemicalstructure/48/48175-00-4.png)
2479815
Piperazine, 1-(3-phenyl-2-propenyl)-4-propyl-
![CAS No 401507-25-3 Molecular Structure](http://casnu.com/chemicalstructure/40/401507-25-3.png)
2474914
Piperazine,1-[2-(2,5-dimethylphenoxy)ethyl]-
![CAS No 432531-43-6 Molecular Structure](http://casnu.com/chemicalstructure/43/432531-43-6.png)
2473493
1-(4-FLUORO-2-NITROPHENYL)-4-METHYLPIPERAZINE, 95%
![CAS No 42820-57-5 Molecular Structure](http://casnu.com/chemicalstructure/42/42820-57-5.png)
2473070
Piperazine,1-methyl-4-[(1,3,4,9-tetrahydro-1,9-dimethylpyrano[3,4-b]indol-1-yl)acetyl]-
![CAS No 485798-29-6 Molecular Structure](http://casnu.com/chemicalstructure/48/485798-29-6.png)
2472414
Piperazine,1-([1,1'-biphenyl]-4-ylacetyl)-4-(1-cyclopropyl-1-methylethyl)-,monohydrochloride
![CAS No 485798-06-9 Molecular Structure](http://casnu.com/chemicalstructure/48/485798-06-9.png)
2472413
Piperazine,1-[1,1'-bicyclopropyl]-1-yl-4-[1,4-dioxo-4-[4-(trifluoromethyl)phenyl]butyl]-, monohydrochloride
![CAS No 41931-88-8 Molecular Structure](http://casnu.com/chemicalstructure/41/41931-88-8.png)
2472249
PIPERAZINE,1-(10,11-DIHYDRO-8-(METHYLSULFINYL)DIBENZO[B,F]THIEPIN-10-YL)-4-METHYL-,(Z)-2-BUTENEDIOATE (1:1)
![CAS No 408335-93-3 Molecular Structure](http://casnu.com/chemicalstructure/40/408335-93-3.png)
2471535
Piperazine, 3-ethyl-1-(phenylmethyl)-
![CAS No 401802-33-3 Molecular Structure](http://casnu.com/chemicalstructure/40/401802-33-3.png)
2470691
Piperazine,1-[3-(3-chlorophenoxy)propyl]-
![CAS No 364594-66-1 Molecular Structure](http://casnu.com/chemicalstructure/36/364594-66-1.png)
2470104
Piperazine, 1-[2-(2,4-difluorophenyl)ethyl]-
![CAS No 39890-00-1 Molecular Structure](http://casnu.com/chemicalstructure/39/39890-00-1.png)
2470007
PIPERAZINE,1-(8-CHLORO-10,11-DIHYDRODIBENZO[B,F]THIEPIN-10-YL)-4-(2-(1,3-DIOXAN-2-YL)ETHYL)PIPERAZINE TRANS-2-BUTENEDIOATE
![CAS No 364793-85-1 Molecular Structure](http://casnu.com/chemicalstructure/36/364793-85-1.png)
2466582
Piperazine, 1-[(4-bromophenyl)methyl]-4-ethyl-
![CAS No 401797-87-3 Molecular Structure](http://casnu.com/chemicalstructure/40/401797-87-3.png)
2466426
Piperazine,1-[2-(2,4-dimethylphenoxy)ethyl]-
![CAS No 357263-14-0 Molecular Structure](http://casnu.com/chemicalstructure/35/357263-14-0.png)
2466058
PIPERAZINE, 4-BENZOYL-1-[2-(4-METHOXY-1H-PYRROLO[2,3-B]PYRIDIN-3-YL)-1,2-DIOXOETHYL]-2-METHYL-, (2S)-
![CAS No 40019-83-8 Molecular Structure](http://casnu.com/chemicalstructure/40/40019-83-8.png)
2465807
Piperazine, 1-[2-(1H-imidazol-2-ylcarbonyl)benzoyl]-4-methyl-
![CAS No 357262-66-9 Molecular Structure](http://casnu.com/chemicalstructure/35/357262-66-9.png)
2465732
PIPERAZINE, 4-BENZOYL-1-[1,2-DIOXO-2-(1H-PYRROLO[2,3-B]PYRIDIN-3-YL)ETHYL]-2-METHYL-, (2S)-
![CAS No 35689-02-2 Molecular Structure](http://casnu.com/chemicalstructure/35/35689-02-2.png)
2465680
piperazine, 1-((5,7-dibromo-6-methoxy-3-methylbenzofuran-2-yl)carbonyl)-4-methyl-, hydrochloride
![CAS No 315239-67-9 Molecular Structure](http://casnu.com/chemicalstructure/31/315239-67-9.png)
2464637
1-METHYL-4-[2-NITRO-4-(TRIFLUOROMETHYL)PHENYL]-PIPERAZINE, 98%
![CAS No 29906-55-6 Molecular Structure](http://casnu.com/chemicalstructure/29/29906-55-6.png)
2462595
Piperazine, 2,5-dimethyl-1-(phenylmethyl)
![CAS No 29945-34-4 Molecular Structure](http://casnu.com/chemicalstructure/29/29945-34-4.png)
2459858
Piperazine, 2-phenyl-1-(phenylmethyl)-
![CAS No 902766-47-6 Molecular Structure](http://casnu.com/chemicalstructure/90/902766-47-6.png)
2458364
Piperazine,1-[2-[(2R)-2,3-dihydroxypropoxy]-6-ethylthieno[2,3-d]pyrimidin-4-yl]-4-[(2-phenylcyclopropyl)carbonyl]-
![CAS No 133262-30-3 Molecular Structure](http://casnu.com/chemicalstructure/13/133262-30-3.png)
2457564
Piperazine,1-[3-(3,4-dichlorophenyl)-1-oxo-3-(4-propoxyphenyl)-2-propenyl]-4-(3,4,5-trimethoxybenzoyl)-, (Z)-
![CAS No 133262-22-3 Molecular Structure](http://casnu.com/chemicalstructure/13/133262-22-3.png)
2457563
Piperazine,1-[3,3-bis(3-chlorophenyl)-1-oxo-2-propenyl]-4-(3,4,5-trimethoxybenzoyl)-
![CAS No 497915-32-9 Molecular Structure](http://casnu.com/chemicalstructure/49/497915-32-9.png)
2457371
Piperazine,1-[[(2S)-2-(formylhydroxyamino)-5-(2-pyrimidinyl)pentyl]sulfonyl]-4-[5-(2-pyridinylethynyl)-2-pyridinyl]-
![CAS No 902766-27-2 Molecular Structure](http://casnu.com/chemicalstructure/90/902766-27-2.png)
2457311
Piperazine,1-([1,1'-biphenyl]-4-ylcarbonyl)-4-[2-(2-ethoxyethoxy)-6-ethylthieno[2,3-d]pyrimidin-4-yl]-
![CAS No 873317-27-2 Molecular Structure](http://casnu.com/chemicalstructure/87/873317-27-2.png)
2455128
Piperazine,1-[[4-(3-aminopropoxy)-2,3-dimethylphenyl]methyl]-4-[4-(trifluoromethyl)benzoyl]-
![CAS No 92106-04-2 Molecular Structure](http://casnu.com/chemicalstructure/92/92106-04-2.png)
2454823
Piperazine, 1-[3-(2,4-dichlorophenoxy)propyl]-
![CAS No 139674-15-0 Molecular Structure](http://casnu.com/chemicalstructure/13/139674-15-0.png)
2454775
Piperazine, 1-[2,2-bis(4-fluorophenyl)ethyl]-4-(phenylmethyl)-,monohydrochloride
![CAS No 139674-14-9 Molecular Structure](http://casnu.com/chemicalstructure/13/139674-14-9.png)
2454774
Piperazine, 1-[3,3-bis(4-fluorophenyl)-2-propenyl]-4-(phenylmethyl)-,dihydrochloride
![CAS No 872849-96-2 Molecular Structure](http://casnu.com/chemicalstructure/87/872849-96-2.png)
2453869
Piperazine,1-[(1S)-1-(3,5-difluorophenyl)-3-[4-methyl-4-[2-[[4-(methylsulfonyl)phenyl]sulfonyl]ethyl]-1-piperidinyl]propyl]-4-(methylsulfonyl)-
![CAS No 849662-69-7 Molecular Structure](http://casnu.com/chemicalstructure/84/849662-69-7.png)
2451522
Piperazine,1-(2-hydroxybenzoyl)-4-[4-[[6-hydroxy-2-(4-hydroxyphenyl)benzo[b]thien-3-yl]carbonyl]phenyl]-
![CAS No 740807-91-4 Molecular Structure](http://casnu.com/chemicalstructure/74/740807-91-4.png)
2450688
Piperazine,1-[[5-amino-3-(methylthio)-1H-1,2,4-triazol-1-yl]acetyl]-4-(4-chlorophenyl)-
![CAS No 903891-02-1 Molecular Structure](http://casnu.com/chemicalstructure/90/903891-02-1.png)
2450203
Piperazine, 1-[1-methyl-4-(2-propenyl)-4-piperidinyl]-
![CAS No 63633-93-2 Molecular Structure](http://casnu.com/chemicalstructure/63/63633-93-2.png)
2449919
Piperazine, 1-(2-methylphenyl)-4-(phenylthio)-
![CAS No 893410-92-9 Molecular Structure](http://casnu.com/chemicalstructure/89/893410-92-9.png)
2449836
Piperazine,1-acetyl-4-[3-[4-(6-bromo-2,3,4,9-tetrahydro-1H-carbazol-1-yl)phenoxy]propyl]-
![CAS No 669083-54-9 Molecular Structure](http://casnu.com/chemicalstructure/66/669083-54-9.png)
2449164
Piperazine, 1-[(5-fluoro-1H-benzimidazol-2-yl)carbonyl]-4-methyl-