LTB.sub.4 synthesis inhibitors
US5135941A · kind A · utility
13Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 1991 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Nov 4, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to a compound of the formula: ##STR1## or a pharmaceutically acceptable salt thereof wherein X is oxygen, sulfur, --CH.dbd.CH-- or --CH.dbd.N--; wherein R.sub.1 is alkyl, alkenyl or alkynyl of about 1 to 20 carbon atoms; wherein R is --CO.sub.2 R.sup.2, tetrazole, methylsulfonamide or benzenesulfonamide, wherein R.sup.2 is hydrogen, alkyl of 1 to 6 carbon atoms or a pharmaceutically acceptable cation and R.sup.3 is hydroxyl or halogen, having utility as LTB.sub.4 synthesis inhibitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.