申请人:Sumitomo Pharmaceuticals Company, Limited
公开号:EP1300401A1
公开(公告)日:2003-04-09
A 5-membered cyclic compound of the formula:
wherein X is oxygen or sulfur, R1 is hydrogen, substituted or unsubstituted alkyl, etc., R2 is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, etc., Y1 is a direct bond, substituted or unsubstituted alkylene, -CO(CH2)n-, etc., the wavy line means (E)-configuration or (Z)-configuration, R3 is substituted or unsubstituted aryl, etc., Y2 is substituted or unsubstituted alkylene, etc., R4 is hydrogen, substituted or unsubstituted alkanoyl, substituted or unsubstituted alkyl, etc., R5 is hydrogen, etc., or a salt thereof, these compound being able to inhibit infiltration of leukocytes such as eosinophils and lymphocytes, by which being useful for the treatment of various kinds of inflammation.
式中的五元环状化合物:
其中X为氧或硫,R1为氢、取代或未取代的烷基等,R2为氢、取代或未取代的烷基、取代或未取代的芳基等,Y1为直接键、取代或未取代的亚烷基、-CO(CH2)n-等,波浪线表示(E)-构型或(Z)-构型,R3为取代或未取代的芳基等、Y2 是取代或未取代的亚烷基等,R4 是氢、取代或未取代的烷酰基、取代或未取代的烷基等,R5 是氢等,或它们的盐,这些化合物能够抑制嗜酸性粒细胞和淋巴细胞等白细胞的浸润,可用于治疗各种炎症。