Cinnolin-3-yl carboxylic acids and derivatives
US4027023A · kind A · utility
4Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 28, 1975 |
| Grant date | May 31, 1977 |
| Priority date | — |
| Expiry date | Jul 28, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Cinnolin-3-yl carboxylic acids and esters, amides and like derivatives, processes for the preparation of these compounds, and pharmaceutical compositions comprising any one of these compounds. A representative compound is ethyl 6-ethylcinnolin-3-yl carboxylate. The compounds are active as inhibitors of effects following the combination of reagin-like antibodies and their antigens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.