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    • 81. 发明申请
    • PROCESS FOR THE PRODUCTION OF QUINAZOLINES
    • 生产喹喔啉的方法
    • WO2003011829A1
    • 2003-02-13
    • PCT/IB2002/002872
    • 2002-07-19
    • PFIZER LIMITEDPFIZER INC.BOULTON, Lee, TerenceCROOK, Robert, JamesPETTMAN, Alan, JohnWALTON, Robert
    • BOULTON, Lee, TerenceCROOK, Robert, JamesPETTMAN, Alan, JohnWALTON, Robert
    • C07D213/57
    • C07D401/04C07D213/57
    • The invention provides a process for the production of a compound of formula (A), or a pharmaceutically acceptable salt or solvate thereof, wherein R 1 represents C 1-4 alkoxy optionally substituted by one or more fluorine atoms; R 2 represents H or C 1-6 alkoxy optionally substituted by one or more fluorine atoms; R 3 represents a 5- or 6-membered heterocyclic ring which is optionally substituted; R 4 is a 4-, 5-, 6- or 7-membered heterocyclic ring which is optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring, the ring system as a whole being optionally substituted; the process comprising condensing a compound of formula (B), wherein R 1 to R 3 are as defined above; with a compound of formula (C), wherein R 5 and R 6 taken together with the N atom to which they are attached represent a 4-, 5-, 6-, or 7-membered N-containing heterocyclic ring, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring, the ring system as a whole being optionally substituted.
    • 本发明提供了制备式(A)化合物或其药学上可接受的盐或溶剂合物的方法,其中R 1表示任选被一个或多个氟原子取代的C 1-4烷氧基; R 2表示任选被一个或多个氟原子取代的H或C 1-6烷氧基; R 3表示任选被取代的5或6元杂环; R 4是任选地与苯环或5-或6-元杂环稠合的4-,5-,6-或7-元杂环,该环系统作为整体任选被取代; 该方法包括将式(B)化合物(其中R 1至R 3如上所定义)缩合; 与式(C)的化合物反应,其中R 5和R 6与它们所连接的N原子一起代表4-,5-,6-或7-元的含N的杂环 该环任选地与苯环或5-或6-元杂环稠合,整个环系统任选被取代。