Process for preparing 1-(4-fluorophenyl)-3(r)-(3(s)-hydroxy-3-({phenyl or

摘要

A process for preparing a compound of the formula ) alkylation of a 3-unsubstituted chiral azetidinone of the formula with cinnamyl bromide or 4-fluorocinnamyl bromide; (b) Wacker oxidation of the product of step (a); (c) reduction of the ketone product of step (b); and (d) debenzylation of the ketone of step (c).