[EN] PROCESS FOR THE PREPARATION OF PROSTAGLANDIN DERIVATIVES<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE DÉRIVÉS DE PROSTAGLANDINE
申请人:SIFAVITOR S R L
公开号:WO2010097672A1
公开(公告)日:2010-09-02
The invention concerns a new process for the preparation of prostaglandin derivatives, in particular prostaglandin F2α derivatives, for example bimatoprost, latanoprost and travoprost, the new intermediates of said process and their use in the preparation of prostaglandin derivatives.Said process comprises: a) reacting compounds of formula (I) with compounds of formula (II) to give compounds of formula (III) b) reducing with an asymmetric reducing agent the oxo group of the side chain of compounds of formula (III) to give compounds of formula (IV)