Pyrimidopyrimidine derivatives, process and intermediates for their preparation and pharmaceutical compositions containing them
申请人:SMITH KLINE & FRENCH LABORATORIES
LIMITED
公开号:EP0442204A3
公开(公告)日:1992-02-19
Compounds of the formula (1):
and pharmaceutically acceptable salts are described wherein R¹ is C₁₋₆alkyl, C₂₋₆alkenyl, C₃₋₅cycloalkyl C₁₋₆alkyl, or C₁₋₆alkyl substituted by 1 to 6 fluoro groups; R² is C₁₋₆alkylthio, C₁₋₆alkylsulphonyl, C₁₋₆alkoxy, hydroxy, hydrogen, hydrazino, C₁₋₆alkyl, phenyl, ―NHCOR³ wherein R³ is hydrogen or C₁₋₆alkyl, or ―NR⁴R⁵, wherein R⁴ and R⁵ together with the nitrogen atom to which they are attached form a pyrrolidino, piperidino, hexahydroazepino, morpholino or piperazino ring, or R⁴ and R⁵ are independently hydrogen, C₃₋₅cycloalkyl or C₁₋₆alkyl which is optionally substituted by ―CF₃, phenyl, ―S(O)nC₁₋₆alkyl wherein n is 0, 1 or 2, ―OR⁶, ―CO₂R⁷ or ―NR⁸R⁹ wherein R⁶ to R⁹ are independently hydrogen or C₁₋₆alkyl, provided that the carbon atom adjacent to the nitrogen atom is not substituted by said ―S(O)nC₁₋₆alkyl, ―OR⁶ or ―NR⁸R⁹ groups; R is halo, C₁₋₄alkyl, C₁₋₄ alkoxy, cyano, ―CONR¹⁰R¹¹, CO₂R¹², C₁₋₄alkylS(O)n, ―NO₂, ―NH₂, ―NHCOR¹³ or SO₂NR¹⁴R¹⁵ wherein n is 0, 1 or 2 and R¹⁰ to R¹⁵ are independently hydrogen or C₁₋₄alkyl; and
is a ring of sub-formula (a) or (b) :
These compounds have bronchodilatator, anti-allergic, and vasodilator activities. Pharmaceutical compositions are described as are methods of use. Processes for the preparation of compounds of the formula (1) are described.
描述了公式(1)的化合物和药用盐,其中 R¹为C₁₋₆烷基,C₂₋₆烯基,C₃₋₅环烷基,C₁₋₆烷基,或者由1到6个氟原子取代的C₁₋₆烷基;R²为C₁₋₆硫代烷基,C₁₋₆磺酰基,C₁₋₆烷氧基,羟基,氢,叠氮基,C₁₋₆烷基,苯基,―NHCOR³,其中R³为氢或C₁₋₆烷基,或者―NR⁴R⁵,其中R⁴和R⁵与它们连接的氮原子一起形成吡咯烷基,哌啶基,六氢吖啶基,吗啉基或哌嗪基,或者R⁴和R⁵独立地为氢,C₃₋₅环烷基或C₁₋₆烷基,可选地被―CF₃,苯基,―S(O)nC₁₋₆烷基取代,其中n为0,1或2,―OR⁶,―CO₂R⁷或―NR⁸R⁹,其中R⁶到R⁹独立地为氢或C₁₋₆烷基,但是要求氮原子相邻的碳原子未被上述的―S(O)nC₁₋₆烷基,―OR⁶或―NR⁸R⁹取代;R为卤素,C₁₋₄烷基,C₁₋₄烷氧基,氰基,―CONR¹⁰R¹¹,CO₂R¹²,C₁₋₄烷基S(O)n,―NO₂,―NH₂,―NHCOR¹³或SO₂NR¹⁴R¹⁵,其中n为0,1或2,R¹⁰到R¹⁵独立地为氢或C₁₋₄烷基;并且为子公式(a)或(b)的环:这些化合物具有支气管扩张剂、抗过敏和血管扩张剂活性。描述了药物组合物以及使用方法。描述了制备公式(1)化合物的方法。