Spectra for:
Wolfgang Holzer, Rosa M. Claramunt, Marta Pérez-Torralba, Davide Guggi, Thomas H. Brehmer
Compound 2D 5-HYDROXY-3-METHYL-1-PHENYL-1H-PYRAZOL-4-CARBALDEHYDE
Compound 2G 1-(1-Benzyl-5-hydroxy-3-methyl-1H-pyrazol-4-yl)ethanone
Compound 2H 1-(1-Benzyl-5-hydroxy-3-methyl-1H-pyrazol-4-yl)(phenyl)methanone
Compound 3A (Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-3H-PYRAZOL-3-ONE
![(Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-3H-PYRAZOL-3-ONE](/api/compound/45acd3uUWSV.png?h=300&w=458 "(Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-3H-PYRAZOL-3-ONE")
Compound 3B (Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-(2-THIENYL)-METHYLENE]-3H-PYRAZOL-3-ONE;ISOMER-X
![(Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-(2-THIENYL)-METHYLENE]-3H-PYRAZOL-3-ONE;ISOMER-X](/api/compound/16fIlk4IzH2.png?h=300&w=458 "(Z)-2,4-DIHYDRO-2,5-DIMETHYL-4-[(HYDROXYAMINO)-(2-THIENYL)-METHYLENE]-3H-PYRAZOL-3-ONE;ISOMER-X")
Compound 3C (Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-(PHENYL)-METHYLENE]-2-PHENYL-3H-PYRAZOL-3-ONE
![(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-(PHENYL)-METHYLENE]-2-PHENYL-3H-PYRAZOL-3-ONE](/api/compound/3SKg7oQnQIk.png?h=300&w=458 "(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-(PHENYL)-METHYLENE]-2-PHENYL-3H-PYRAZOL-3-ONE")
Compound 3D (Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-METHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X
![(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-METHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X](/api/compound/6adjQDUsymr.png?h=300&w=458 "(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-METHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X")
Compound 3E (Z)-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X
![(Z)-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X](/api/compound/7zW5Rcqc8nn.png?h=300&w=458 "(Z)-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE;ISOMER-X")
Compound 3F (Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE
![(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE](/api/compound/FHU23uCOvhn.png?h=300&w=458 "(Z)-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYLMETHYLENE]-5-METHYL-2-PHENYL-3H-PYRAZOL-3-ONE")
Compound 3G (Z)-2-BENZYL-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-3H-PYRAZOL-3-ONE;ISOMER-X
![(Z)-2-BENZYL-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-3H-PYRAZOL-3-ONE;ISOMER-X](/api/compound/ANQhSs12Be.png?h=300&w=458 "(Z)-2-BENZYL-2,4-DIHYDRO-4-[1-(HYDROXYAMINO)-ETHYLIDENE]-5-METHYL-3H-PYRAZOL-3-ONE;ISOMER-X")
Compound 3H (Z)-2-BENZYL-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYL-METHYLENE]-5-METHYL-3H-PYRAZOL-3-ONE
![(Z)-2-BENZYL-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYL-METHYLENE]-5-METHYL-3H-PYRAZOL-3-ONE](/api/compound/CZtUEPy8Lly.png?h=300&w=458 "(Z)-2-BENZYL-2,4-DIHYDRO-4-[(HYDROXYAMINO)-PHENYL-METHYLENE]-5-METHYL-3H-PYRAZOL-3-ONE")
Compound 4A 5,7-Dimethyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one
![5,7-Dimethyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one](/api/compound/dEKDcKiVpn.png?h=300&w=458 "5,7-Dimethyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one")
Compound 4B 5,7-Dimethyl-2-(2-thienyl)-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one
![5,7-Dimethyl-2-(2-thienyl)-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one](/api/compound/HI2kSnWyUTY.png?h=300&w=458 "5,7-Dimethyl-2-(2-thienyl)-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one")
Compound 4C 2,5-DIPHENYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE
![2,5-DIPHENYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE](/api/compound/1QlJFRkbCYx.png?h=300&w=458 "2,5-DIPHENYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE")
Compound 4E 2,7-Dimethyl-5-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one
![2,7-Dimethyl-5-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one](/api/compound/96mlPXqJbtZ.png?h=300&w=458 "2,7-Dimethyl-5-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one")
Compound 4F 2,5-DIPHENYL-7-METHYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE
![2,5-DIPHENYL-7-METHYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE](/api/compound/6wGakmyyXgl.png?h=300&w=458 "2,5-DIPHENYL-7-METHYL-1,5,6-TRIAZASPIRO-[2.4]-HEPTA-1,6-DIEN-4-ONE")
Compound 4G 5-Benzyl-2,7-dimethyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one
![5-Benzyl-2,7-dimethyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one](/api/compound/FKhneKttLiI.png?h=300&w=458 "5-Benzyl-2,7-dimethyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one")
Compound 4H 5-Benzyl-7-methyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one
![5-Benzyl-7-methyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one](/api/compound/2WebEPxeqm.png?h=300&w=458 "5-Benzyl-7-methyl-2-phenyl-1,5,6-triazaspiro[2.4]hepta-1,6-dien-4-one")
Citation
| Citation | J.ORG.CHEM.,68,7943(2003) |
|---|---|
| Journal | The Journal of Organic Chemistry |
| Issue | 21 |
| Volume | 68 |
| Page(s) | 7943-7950 |
| Year | 2003 |
| Author(s) | Wolfgang Holzer, Rosa M. Claramunt, Marta Pérez-Torralba, Davide Guggi, Thomas H. Brehmer |
| Publisher | American Chemical Society (ACS) |
| DOI | 10.1021/jo030131t |