Substituted-4-oxo-1,6,7,8-tetrahydro-4H-pyrido[1,2-a]pyrimidines
US4321377A · kind A · utility
0Cited by
8References
4Claims
0Family size
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Key dates
| Filing date | May 2, 1979 |
| Grant date | Mar 23, 1982 |
| Priority date | — |
| Expiry date | May 2, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Nitrogen bridgehead compounds (pyrido-[1,2-a]-pyrimidine derivatives) which are useful intermediates in the making of known compounds of this class and which themselves possess PG-antagonist, analgesic, antiartheriosclerotic, tranquilizing and like pharmaceutical activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.