N-Benzyl-Indoles, processes for their preparation and pharmaceutical compositions containing them
申请人:LILLY INDUSTRIES LIMITED
公开号:EP0469833A1
公开(公告)日:1992-02-05
A compound of the formula
in which R¹ is hydrogen, halo, C₁₋₄ alkyl, C₁₋₄ alkoxy, nitrile, optionally protected carboxy, optionally protected tetrazolyl, trihalomethyl, hydroxy-C₁₋₄ alkyl, aldehydo,- CH₂Z, -CH=CH-Z or
-CH₂CH₂Z where Z is optionally protected carboxy or optionally protected tetrazolyl; R² is halo, nitrile, an optionally protected acid group or -CONR⁷R⁸ where R⁷ and R⁸ are each hydrogen or C₁₋₄ alkyl, R³ and R⁴ are each hydrogen, C₁₋₄ alkyl, optionally substituted phenyl, or C₁₋₄ alkyl substituted by -CONR⁷R⁸ or an optionally protected acid group; R⁵ is
where W is -CH=CH-, -CH=N-, -N=CH-, -O- or -S-, R⁹ is hydrogen, halo, C₁₋₄ alkyl, C₁₋₄ alkoxy or trihalomethyl, and R¹⁰ is hydrogen, C₁₋₄ alkyl, C₂₋₆ alkenyl, C₃₋₆ cycloalkyl or C₁₋₄ alkyl-C₃₋₆ cycloalkyl; R⁶ is hydrogen or C₁₋₄ alkyl; X is -O-(CH₂)nCR¹¹CR¹²-, -CR¹¹R¹²-, -CR¹¹R¹².(CH₂)n.CR¹³R¹⁴- or -CR¹¹=CR¹²- where R¹¹, R¹², R¹³ and R¹⁴ are each hydrogen or C₁₋₄ alkyl, and n is 0, 1 or 2; and Y is -O-CR¹⁵R¹⁶-, -CR¹⁵=CR¹⁶- or -CR¹⁵ R¹⁶.CR¹⁷R¹⁸- where R¹⁵, R¹⁶, R¹⁷ and R¹⁸ are each hydrogen or C₁₋₄ alkyl; or a salt thereof. The compounds in unprotected form are active as leukotriene antagonists.
式中的化合物
其中 R¹ 是氢、卤素、C₁₋₄烷基、C₁₋₄烷氧基、腈、任选受保护的羧基、任选受保护的
四唑基、三卤甲基、羟基-C₁₋₄烷基、醛基、-CH₂Z、-CH=CH-Z 或
-CH₂CH₂Z,其中 Z 是受保护的羧基或受保护的
四唑基;R² 是卤素、腈、任选受保护的酸基或 -CONR⁷R⁸ 其中 R⁷ 和 R⁸ 各为氢或 C₁₋₄ 烷基,R³ 和 R⁴ 各为氢、C₁₋₄烷基、任选取代的苯基或被 -CONR⁷R⁸ 或任选保护的酸基取代的 C₁₋₄ 烷基;R⁵ 是
其中 W 是 -CH=CH-、-CH=N-、-N=CH-、-O- 或 -S-, R𠞙 是氢、卤素、C₁₋₄烷基、C₁₋₄烷氧基或三卤甲基、R¹⁰ 是氢、C₁₋₄ 烷基、C₂₋₆ 烯基、C₃₋₆ 环烷基或 C₁₋₄ 烷基-C₃₋₆ 环烷基;R⁶ 是氢或 C₁₋₄ 烷基;X 是 -O-(CH₂)nCR¹CR¹²-、-CR¹R¹²-、-CR¹R¹².(CH₂)n.CR¹³R¹⁴-或-CR¹=CR¹²-,其中R¹¹、R¹²、R¹³和R¹⁴各自是氢或C₁₋₄烷基,n是0、1或2;Y是-O-CR¹⁵R¹⁶-、-CR¹⁵=CR¹⁶-或-CR¹⁵R¹⁶.CR¹⁷R¹⁸- 其中 R¹⁵、R¹⁶、R¹⁷ 和 R¹⁸ 各为氢或 C₁₋₄ 烷基;或其盐。未保护形式的化合物具有
白三烯拮抗剂的活性。