PROCESS FOR THE PREPARATION OF N-METHYL-O-ARYLOXY PROPANAMINE DERIVATIVES AND PHARMACEUTICALLY ACCEPTABLE SALT THEREOF
申请人:Ghadge Nishikant Digamber
公开号:US20130053579A1
公开(公告)日:2013-02-28
A process for the preparation on N-methyl-aryloxy-propanamine derivatives of the formula I and salts thereof. The invention also relates to the preparation and use novel intermediate of the formula XII. The invention also relates to the process of further conversion of novel intermediate into N-methyl-aryloxy propanamine derivatives and salts thereof.
Wherein Q and P independently represents substituted or unsubstituted aryl group such as phenyl, naphthyl, pyridine, furanyl, pyranyl thienyl, and the like optionally substituted aryl by a halogen, a straight chain or branched alkyl group containing 1 to 6 carbon atoms, —O-alkyl group containing straight chain or branched C1-C6 alkyl group, an alkoxy group containing a straight chain or branched alkyl group having 1 to 6 carbon atoms, which comprises demethylation of N,N-dimethyl analogues of compound of formula IA.
一种制备公式I的N-甲基-芳氧-丙胺衍生物及其盐的方法。该发明还涉及制备和使用公式XII的新中间体。该发明还涉及将新中间体进一步转化为N-甲基-芳氧丙胺衍生物及其盐的方法。其中Q和P分别代表取代或未取代的芳基,如苯基、萘基、吡啶基、呋喃基、吡喃基、噻吩基等,可选择通过卤素、含有1至6个碳原子的直链或支链烷基基团,含有直链或支链C1-C6烷基基团的—O-烷基基团,含有1至6个碳原子的直链或支链烷基基团的烷氧基团进行取代的芳基,包括去甲基化公式IA的N,N-二甲基类似物。