Benzospiroalkenes
US5486532A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1994 |
| Grant date | Jan 23, 1996 |
| Priority date | — |
| Expiry date | Jul 19, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D263/52
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of formula (I): ##STR1## in which: X represents --CH.sub.2 --, --(CH.sub.2).sub.2 --, --CH.dbd.CH--, --O--CH.sub.2 --, --S--CH.sub.2 --, --SO--CH.sub.2 -- or --SO.sub.2 --CH.sub.2 --, PA1 Y represents oxygen or sulfur or --NR.sub.5 --, PA1 R.sub.1 represents halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl or linear or branched (C.sub.1 -C.sub.6) alkoxy, PA1 R.sub.2 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio, PA1 R.sub.3 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio, PA1 R.sub.4 represents hydrogen or amino (unsubstituted or substituted) PA1 R.sub.5 represents hydrogen or linear or branched (C.sub.1 -C.sub.6) alkyl, or alternatively R.sub.1 and R.sub.2 form, together with the carbon atoms which bear them, a benzenic ring, on condition that, in this case, X represents --CH.sub.2 -- or --(CH.sub.2…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.