3,11-Dihydro- 6H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]pyrido[4,3-d]pyrimidin-6-one and derivatives thereof
US4000277A · kind A · utility
4Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 1975 |
| Grant date | Dec 28, 1976 |
| Priority date | — |
| Expiry date | Oct 7, 1995 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P29/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New 3,11-dihydro-6H-pyrazolo[1,5-a]pyrazolo[4',3':5,6]-pyrido[4,3-d]pyrimidin- 6-one and new derivatives thereof have the general formula ##STR1## The compounds are useful as anti-inflammatory agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.