申请人:Sanofi
公开号:US05159103A1
公开(公告)日:1992-10-27
2-amino-7-hydroxytetraline ethers of formula ##STR1## wherein R' represents methyl substituted by a carboxy group or lower carbalkoxy group or a salt thereof; a process for their preparation starting from the 2-amino-7-hydroxytetraline, N-protection, O-alkylation and N-deprotection; N-protected intermediates; and use of the compounds I for the preparation of the corresponding phenylethanolaminotetralines.
公式为##STR1##的2-氨基-7-羟基四氢萘醚,其中R'代表甲基,被羧基或较低的碳酰氧基取代,或其盐;一种从2-氨基-7-羟基四氢萘开始制备它们的方法,包括N-保护、O-烷基化和N-去保护步骤;N-保护中间体;以及使用化合物I制备相应的苯乙醇胺四氢萘。