PROCESS FOR THE PREPARATION OF 3-[(1R,2R)-3-(DIMETHYLAMINO)-1-ETHYL-2-METHYLPROPYL]-PHENOL
    2.
    发明申请
    PROCESS FOR THE PREPARATION OF 3-[(1R,2R)-3-(DIMETHYLAMINO)-1-ETHYL-2-METHYLPROPYL]-PHENOL 审中-公开
    制备3 - [(1R,2R)-3-(二甲基氨基)-1-乙基-2-甲基丙烯酸] - 苯酚的方法

    公开(公告)号:WO2016023913A1

    公开(公告)日:2016-02-18

    申请号:PCT/EP2015/068488

    申请日:2015-08-11

    申请人: SANDOZ AG

    摘要: A process for the preparation of a compound of formula (I) and of a acid salt (T) wherein R 1 is selected from the group consisting of alkyl, aryl, cycloalkyl, heteroalkyl, heteroaryl and heterocycloalkyl, R 2 and R 3 , are, independently of each other, selected from the group consisting of alkyl, aryl, cycloalkyl, heteroalkyl, heteroaryl and heterocycloalkyl, R 4 , R 5 , R 6 and R 7 , are independently of each other, selected from the group consisting of H, alkyl, aryl, cycloalkyl, heteroalkyl, heteroaryl and heterocycloalkyl, and wherein the acid salt is a 2,3-Ditoluoyl tartaric acid salt, 2,3-Dibenzoyl tartaric acid salt, 2,3-Dianisoyl tartaric acid salt, 2,3-Dibenzoyl tartaric acid mono(dimethylamide) salt or a mixture of two or more thereof, wherein the tartaric acid salt (T) of the compound of formula (I) contains at least 90 % by weight of the tartaric salt of the compound of formula (Ia) based on the total weight of the acid salt of the compound of formula (I).

    摘要翻译: 制备式(I)化合物和酸式盐(T)的方法,其中R 1选自烷基,芳基,环烷基,杂烷基,杂芳基和杂环烷基,R 2和R 3独立地为 彼此,选自烷基,芳基,环烷基,杂烷基,杂芳基和杂环烷基,R4,R5,R6和R7彼此独立地选自H,烷基,芳基,环烷基,杂烷基 ,杂芳基和杂环烷基,并且其中酸盐是2,3-二甲酰基酒石酸盐,2,3-二苯甲酰酒石酸盐,2,3-狄尼索酰酒石酸盐,2,3-二苯甲酰酒石酸单(二甲基酰胺) 盐或其两种或多种的混合物,其中式(I)化合物的酒石酸盐(T)含有至少90重量%的式(Ia)化合物的酒石酸盐,基于总重量 的式(I)化合物的酸式盐。