Azapurinones
US4039544A · kind A · utility
52Cited by
2References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 26, 1976 |
| Grant date | Aug 2, 1977 |
| Priority date | — |
| Expiry date | Apr 26, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention provides certain novel 8-azapurin-6-one derivatives substituted in the 2-position by a substituted phenyl group, preferably carrying an alkoxy in the 2-position, which possess valuable pharmacological properties especially in the treatment of respiratory disorders manifested by the interaction of tissue-fixed antibodies with specific antigens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.