Pyrimidone derivatives as bronchodilators
US5075310A · kind A · utility
23Cited by
2References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 1989 |
| Grant date | Dec 24, 1991 |
| Priority date | — |
| Expiry date | Jun 23, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D513/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
This invention relates to fused pyrimidine derivatives which have bronchodilator activity. A compound of this invention is 2-(2-propoxyphenyl)thieno[2,3-d]pyrimidin-4(3H)-one.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.