Subject-matter of the present invention is a process for preparing intermediates for the synthesis of optically active beta-amino alcohols by enzymatic reduction of the corresponding beta-amino ketones. Subject-matter of the invention are also said novel synthesis intermediates and the use thereof in the preparation of active pharmaceutical ingredients, among which vilanterol and the salts thereof.
本发明的主题是一种通过酶还原相应的β-
氨基酮来制备光学活性β-
氨基醇合成中间体的方法。该发明的主题还包括所述新型合成中间体及其在制备活性药用成分中的应用,其中包括
维兰特罗和其盐。