Analgetic compounds, compositions and process of treatment
US4447454A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 15, 1981 |
| Grant date | May 8, 1984 |
| Priority date | — |
| Expiry date | May 15, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/72
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel compounds of the formula: ##STR1## wherein R.sub.1 is a variable consisting of hydrogen, alkyl of from 1 to 8 carbon atoms, CH.sub.2 -alkenyl wherein alkenyl is from 2 to 4 carbon atoms, inclusive, cycloalkyl of from 3 to 6 carbon atoms, inclusive, cycloalkylmethyl of from 3 to 6 carbon atoms, inclusive; R.sub.2 is a variable consisting of hydrogen, alkyl of from 1 to 8 carbon atoms, inclusive, with the proviso that R.sub.1 and R.sub.2 cannot both be hydrogen at the same time; Y is a variable consisting of alkyl of from 1 to 4 carbon atoms, inclusive, halogen, trifluoromethyl, hydroxy, alkanoyloxy from 2 to 5 carbon atoms, inclusive, alkoxy of from 1 to 4 carbon atoms, inclusive, cycloalkyloxy of from 3 to 6 carbon atoms, inclusive, benzyloxy; m is an integer 0, 1, 2; R.sub.5 is a variable consisting of hydrogen and alkyl of from 1 to 4 carbon atoms, inclusive; R.sub.3 is a variable consisting of alkyl of from 1 to 4 carbon atoms, inclusive; R.sub.4 is a variable consisting of alkyl of from 1 to 4 carbon atoms, inclusive, CH.sub.2 -alkenyl wherein alkenyl is of from 2 to 4 carbon atoms, inclusive, and arylalkyl wherein alkyl is from 1 to 4 carbon atoms, inclusive, and aryl is…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.