申请人:Fujiwara Norio
公开号:US20050222226A1
公开(公告)日:2005-10-06
A 5-membered cyclic compound of the formula:
wherein X is oxygen or sulfur, R
1
is hydrogen, substituted or unsubstituted alkyl, etc., R
2
is hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted aryl, etc., Y
1
is a direct bond, substituted or unsubstituted alkylene, —CO(CH
2
)
n
—, etc., the wavy line means (E)-configuration or (Z)-configuration, R
3
is substituted or unsubstituted aryl, etc., Y
2
is substituted or unsubstituted alkylene, etc., R
4
is hydrogen, substituted or unsubstituted alkanoyl, substituted or unsubstituted alkyl, etc., R
5
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.
一种公式为的五元环化合物: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为取代或未取代的烷基等,R4为氢,取代或未取代的脂肪酰基,取代或未取代的烷基等,R5为氢等,或其盐,这些化合物能够抑制白细胞浸润,如嗜酸性粒细胞和淋巴细胞,因此对于治疗各种炎症是有用的。