[EN] PROCESS FOR THE PREPARATION OF CHIRAL TRIAZOLONES<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE TRIAZOLONES CHIRALES
申请人:SANDOZ AG
公开号:WO2011144653A1
公开(公告)日:2011-11-24
A process for the preparation of a chiral compound, in particular posaconazole, wherein the process comprises mixing and reacting the compounds of formula (I) Y3-NH2; of formula (Ila) 0=C=N-Y0 and/or of formula (lIb) and of formula (III) in a solvent in any order to obtain a reaction mixture containing a chiral compound of formula (IV) and/or formula (V).
[EN] PROCESS FOR THE PREPARATION OF A CHIRAL COMPOUND<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION D'UN COMPOSÉ CHIRAL
申请人:SANDOZ AG
公开号:WO2012172015A1
公开(公告)日:2012-12-20
The present invention relates to a process for the preparation of a compound of formula (V), in particular posaconazole, wherein said process comprises the steps of (1) providing a mixture comprising a compound of formula (IV), a protic solvent system, and a suitable base; and (2) heating the mixture of (1) to obtain a mixture comprising the compound of formula (V).