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Leresche; James E.
Visp, CH
No. of patents:

Patent Number Title Of Patent Date Issued
7355048 Process for preparing 1-(6-methylpyridin-3-yl)-2-[4- (methylsulphonyl)phenyl]ethanone April 8, 2008
A four-step process for preparing 1-(6-methylpyridin-3-yl)-2-[4-(methylsulfonyl)phenyl]ethanone of the formula: ##STR00001## starting from 2-methyl-5-ethylpyridine. 1-(6-Methylpyridin-3yl)-2-[4-(methylsulfonyl)phenyl]ethanone is an intermediate for preparing inhibitors.
7141673 1-(6-methylpyridine-3-yl)-2-[4-(methylsulphonyl) phenyl] ethanone and method for its preparation November 28, 2006
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): ##STR00001## A method for making the compound.

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