N-(4-substituted-3,5-dichloro-phenyl)-piperazines
US4139621A · kind A · utility
3Cited by
2References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 1977 |
| Grant date | Feb 13, 1979 |
| Priority date | — |
| Expiry date | Dec 5, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D295/205
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
1-(3,5-Dichlorophenyl)piperazines bearing a fluoro, chloro, methyl, nitro, hydroxy, methoxy, cyano, amino, methylamino or dimethylamino substituent in the 4-position of the phenyl ring and being further optionally substituted in the 4-position of the piperazine ring by tetrahydropyranyl, alkyl, formyl, carboxy, alkanoyl or carboalkoxy, and the acid addition salts thereof, are tranquilizers. A typical embodiment is 1-(3,4,5-trichlorophenyl)piperazine hydrochloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.