(Tetrazolyl) thienopyridinones
US4593099A · kind A · utility
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Key dates
| Filing date | Oct 10, 1984 |
| Grant date | Jun 3, 1986 |
| Priority date | — |
| Expiry date | Oct 10, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P37/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
(1H-Tetrazol-5-yl)thienopyridinones and related compounds which are useful as antiallergic agents are described herein. The compounds are prepared by the reaction of an appropriate cyanoketone with ammonium chloride and an azide such as sodium azide in an inert solvent such as dimethylformamide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.