Amino derivatives of pyrido(2,3-d)pyridazine carboxylic acids and esters
US4223142A · kind A · utility
6Cited by
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14Claims
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Key dates
| Filing date | Jun 16, 1976 |
| Grant date | Sep 16, 1980 |
| Priority date | — |
| Expiry date | Jun 16, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/85
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The new amino derivatives of pyrido[2,3-d]pyridazine carboxylic esters and acids have the general formula ##STR1## They are useful as analgesic, anti-inflammatory agents and central nervous system depressants. In addition, this type of compound increases the intracellular concentration of adenosine-3',5'-cyclic monophosphate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.