1-(4-Cyano-phenoxy)-2-hydroxy-3-[2-(5-1H-tetrazolyl )-chromon-5-yloxy]-propane and salts thereof
US4238495A · kind A · utility
8Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1976 |
| Grant date | Dec 9, 1980 |
| Priority date | — |
| Expiry date | Jan 30, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D311/24
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
1-(4-Cyano-phenoxy)-2-hydroxy-3-[2-(5-1H-tetrazolyl)-chromon-5-yloxy]-propa ne and its pharmacologically acceptable salts, are useful in the treatment of allergies, allergic asthma and inflammation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.