Benzocyclohexanes and analgesic compositions thereof
US5068244A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 17, 1989 |
| Grant date | Nov 26, 1991 |
| Priority date | — |
| Expiry date | Feb 17, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/60
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Novel all possible enantiomeric and diastereoisomeric forms of compounds of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of hydrogen, halogen, alkyl and alkoxy of 1 to 5 carbon atoms, --NO.sub.2, --NH.sub.2 and mono and dialkylamino of 1 to 5 alkyl carbon atoms, n is 1 or 2, A and B have the trans configuration, one of A and B being ##STR2## R.sub.2 is hydrogen or alkyl of 1 to 5 carbon atoms, Z is --(CH.sub.2)--.sub.n2, n.sub.2 being an integer from 0 to 5 or branched alkylene of 2 to 8 carbon atoms or --CH.sub.2 --O--, Y is selected from the group consisting of phenyl, naphthyl, indenyl, heteromonocycle of 5 to 6 ring atoms and heterobicycle, all optionally having at least one substituent and the other of A and B is ##STR3## R.sub.4 and R.sub.5 individually being selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms or taken together with the nitrogen to which they are attached form a 5 to 6 ring heterocycle optionally containing a heteroatom selected from the group consisting of --O--, --S-- and --NH-- with the proviso 1) A is ##STR4## wherein R.sub.4 l and R.sub.5 have the above definitions and B is ##STR5## wherein R.sub.…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.