4'-Carboxy-flavone
US3948955A · kind A · utility
4Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 11, 1974 |
| Grant date | Apr 6, 1976 |
| Priority date | — |
| Expiry date | Nov 11, 1994 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K31/35
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There are provided compounds of the formula: ##SPC1## (wherein R.sup.1, R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represent hydrogen, hydroxy, alkenyl, alkanoyl or alkyl, and X represents a hydrocarbon chain containing from 2 to 10 carbon atoms, optionally substituted by a hydroxy group) and pharmaceutically acceptable derivatives thereof. The compounds are antagonists of the slow reacting substance of anaphylaxis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.