PROCESS FOR THE PREPARATION OF PYRIMIDO[5,4-g]PTERIDINE DERIVATIVES
    60.
    发明授权
    PROCESS FOR THE PREPARATION OF PYRIMIDO[5,4-g]PTERIDINE DERIVATIVES 有权
    制备嘧啶并[5,4-g]芘衍生物的方法

    公开(公告)号:EP1222189B1

    公开(公告)日:2004-11-17

    申请号:EP00992437.4

    申请日:2000-10-12

    IPC分类号: C07D475/00

    摘要: Preparation of pyrimido[5,4-g]pteridine of formula (I) wherein A1, A2, A3 and A4 are each independently of the others -NR1R2, wherein R1 and R2 are hydrogen, C1-C8alkyl, -CO-C1-C8alkyl, -CO-C6-C14aryl, -COO-C1-C8alkyl, -COO-C6-C14aryl, -CONH-C1-C8alkyl or -CONH-C6-C14aryl, or -OH, -SH, hydrogen, C1-C8alkyl, C1-C8alkoxy, or C6-C14aryl or -O-C6-C14aryl each unsubstituted or mono- or poly- substituted by halogen, nitro, cyano, -OR10, -SR10, -NR10R11, -CONR10R11, -COOR10, -SO2R10, -SO2NR10R11, -SO3R10, -NR11COR10 or by -NR11COOR10, wherein R10 and R11 are each independently of the other hydrogen, C1-C8alkyl, C5-C12cycloalkyl or C2-C8alkenyl, by a) reacting the pyrimidine of formula (II) with the pyrimidine of formula (III) in the presence of an acid and, if desired, of a solvent, the molar ratio of the acid to the compound of formula (II) being in the range of from 100:1 to 1:1, and b) subsequently treating the resulting reaction mixture with a base, and novel pyrimido[5,4-g]pteridine salts and their use.

    摘要翻译: 式(I)的嘧啶并[5,4-g]蝶啶的制备其中A 1,A 2,A 3和A 4各自独立地为-NR 1 R 2,其中R 1和R 2为氢,C 1 -C 8烷基,-CO-C 1 -C 8烷基 ,-CO-C 6 -C 14芳基,-COO-C 1 -C 8烷基,-COO-C 6 -C 14芳基,-CONH-C 1 -C 8烷基或-CONH-C 6 -C 14芳基,或-OH,-SH,氢,C 1 -C 8烷基, C8烷氧基或C6-C14芳基或-OC 6 -C 14芳基各自未被取代或被卤素,硝基,氰基,-OR 10,-SR 10,-NR 10 R 11,-CONR 10 R 11,-COOR 10,-SO 2 R 10,-SO 2 NR 10 R 11单取代或多取代 其中R 10和R 11各自独立地为氢,C 1 -C 8烷基,C 5 -C 12环烷基或C 2 -C 8烯基,其中a)使式(II)的嘧啶与下式的嘧啶反应:其中R 10和R 11各自独立地为氢,C 1 -C 8烷基, (III)化合物在酸和如果需要时的溶剂存在下反应,酸与式(II)化合物的摩尔比在100:1至1:1的范围内,和b) 随后用碱处理所得反应混合物,得到新的嘧啶并[5,4-g]蝶啶盐 s和它们的使用。