[EN] A METHOD FOR THE MANUFACTURE OF (S) -5-METHOXY-2- [ [ (4-METHOXY-3, 5-DIMETHYL-2-PYRIMIDINYL) METHYL] SULFINYL] -IH-BENZ IMIDAZOLE USING A CHIRAL COMPLEX WITH LACTIC ACID<br/>[FR] PROCÉDÉ DE FABRICATION DU (S)-5-MÉTHOXY-2- [[(4-MÉTHOXY-3, 5-DIMÉTHYL-2-PYRIMIDINYL) MÉTHYL] SULFINYL] -1H-BENZIMIDAZOLE UTILISANT UN COMPLEXE CHIRAL AVEC DE L'ACIDE LACTIQUE
申请人:ZENTIVA KS
公开号:WO2010091652A1
公开(公告)日:2010-08-19
The invention deals with a new method of manufacturing (S)-5-methoxy-2-[[(4- methoxy-3,5-dimethyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole of formula (I) and its salts of general formula (II), wherein the sulfide of general formula (III) is oxidized with hydroperoxides on a catalyst consisting of a chiral metallic complex containing ligands constituted by chiral functional derivatives of lactic acid.
本发明涉及一种制备(I)式的(S)-5-甲氧基-2-[[(4-甲氧基-3,5-二甲基-2-吡啶基)甲基]磺酰基]-1H-苯并咪唑及其通式(II)盐的新方法,其中通式(III)的硫醇在由乳酸的手性功能衍生物构成的手性金属配合物催化剂作用下,与过氧化氢氧化。