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。