4-alkyl-5,6-methylenedioxy-2-1[H]-quinazolinones useful as cardiotonic agents
US4617392A · kind A · utility
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6References
4Claims
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Key dates
| Filing date | Sep 29, 1983 |
| Grant date | Oct 14, 1986 |
| Priority date | — |
| Expiry date | Sep 29, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D317/58
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
4-Alkyl-5,6-, 6,7-methylenedioxy-2-1[H]-quinazolinones are prepared from 2,3-methylenedioxyacetophenones. The 4-alkyl-5,6-, 6,7-methylenedioxy-2-1[H]-quinazolinones are active as cardiotonic agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.