申请人:THE WELLCOME FOUNDATION LIMITED
公开号:EP0228853A2
公开(公告)日:1987-07-15
A compound of Formula (I):
(I) R¹(CA=CA¹)x-C(=X)NR²R³
where R¹ is alkyl optionally substituted by a group selected from alkoxy, alkenyl, alkynyl, alkenyloxy, alkynyloxy, aryl, aryloxy, arylalkoxy and cycloalkyl fused to an aryl ring; x = 1 or 2; X = O or S; each A and A¹ is independently hydrogen, alkyl or haloalkyl; R² is alkyl, alkenyl or cycloalkyl any of which may be substituted by halo, alkenyl, alkyl, cycloalkyl, alkynyl, dioxalanylalkyl or alkoxy; and R³ is selected from groups (A) to (D):
(A) -Y=X¹-(R⁴)a where X¹ is O or S, Y is phosphorus or carbon, R⁴ is hydrogen, alkyl, alkoxy, acyl or CO₂R⁵ where R⁵ is alkyl or aryl, and a is 1 or 2
(B) -S(R⁶)(O)b
where R⁶ is alkyl, aryl, aryloxy, alkoxy, thioalkoxy, thioaryl, alkythio, alkoxythio or arylthio and b is 0, 1 or 2
(C) -S(O)cNR⁷R⁸
where c is 0, 1 or 2, R⁷ is -COR⁹ or -CO₂R⁹ where R⁹ is hydrogen, alkyl or a fluorine atom, a group (A) or (B) as defined above, or alkyl substituted by acyl, carboalkoxy or cyano, and R⁸ is alkyl
(D) R¹-(CA=CA¹)n-C(=X)N(R²)-
wherein the substituents are independently selected as in Formula (I) above.
式(I)化合物:
(I) R¹(CA=CA¹)x-C(=X)NR²R³
其中 R¹ 是被选自烷氧基、烯基、炔基、烯氧基、炔氧基、芳基、芳氧基、芳烷氧基和与芳基环融合的环烷基的基团任选取代的烷基;x = 1 或 2;X = O 或 S;每个 A 和 A¹ 独立地为氢、烷基或卤代烷基;R² 为烷基、烯基或环烷基,其中任一烷基可被卤代、烯基、烷基、环烷基、炔基、
二噁烷基或烷氧基取代;以及 R³ 选自基团 (A) 至 (D):
(A) -Y=X¹-(R⁴)a 其中 X¹ 是 O 或 S,Y 是
磷或碳,R⁴ 是氢、烷基、烷氧基、酰基或 CO₂R⁵ 其中 R⁵ 是烷基或芳基,a 是 1 或 2
(B) -S(R⁶)(O)b
其中 R⁶ 是烷基、芳基、芳氧基、烷氧基、
硫代烷氧基、
硫代芳基、烷
硫基、烷氧基
硫基或芳
硫基,且 b 是 0、1 或 2
(C) -S(O)cNR⁷R⁸
其中 c 是 0、1 或 2,R⁷ 是 -COR𠞙 或 -CO₂R𠞙 其中 R𠞙 是氢、烷基或
氟原子、如上定义的基团 (A) 或 (B),或被酰基、羧基或
氰基取代的烷基,且 R⁸ 是烷基
(D) R¹-(CA=CA¹)n-C(=X)N(R²)-
其中取代基独立地如上式 (I) 所选。