Preparation of antithrombotic agent clopidogrel by a stereospecific route from a sulfonyloxy acetic ester

摘要

Methyl (R)-2-(RSUB1/SUBOSOSUB2/SUB)-2-(2-chlorophenyl)acetates useful as intermediates in the preparation of methyl (S)-2(2-chlorophenyl)-2-(4,5,6,7-tetrahydrothieno[3,2-c]-5-pyridyl)acetate.