(4-Phenyl-piperazino alkyl)-3-benzoyl-benzene alkanoates
US4147790A · kind A · utility
1Cited by
1References
19Claims
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Key dates
| Filing date | Jan 13, 1978 |
| Grant date | Apr 3, 1979 |
| Priority date | — |
| Expiry date | Jan 13, 1998 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Benzophenones of the formula ##STR1## wherein X.sub.1 is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms, X.sub.2 is selected from the group consisting of hydrogen, halogen and alkoxy of 1 to 5 carbon atoms, m is a whole number from 1 to 10, n is a whole number from 2 to 5 and Y is in the 2,3 or 4-position and is selected from the group consisting of hydrogen, halogen, CF.sub.3 --, CF.sub.3 O--, CF.sub.3 S--, alkyl of 1 to 8 carbon atoms and alkoxy of 1 to 8 carbon atoms and their non-toxic, pharmaceutically acceptable acid addition salts having analgesic activity and their preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.