1-(6-methylpyridine-3-yl)-2-[4-(methylsulphonyl) phenyl] ethanone and method for its preparation
US7141673B1 · kind B1 · utility
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28Claims
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Key dates
| Filing date | Jan 13, 2000 |
| Grant date | Nov 28, 2006 |
| Priority date | — |
| Expiry date | Jan 13, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/50
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A starting product for the preparation of COX-2 inhibitors, notably the compound 1-(6-methylpyridine-3-yl)-2-[(4-(methylsulfonyl)phenyl]ethanone of the formula (I):A method for making the compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.