申请人:Dainippon Sumitomo Pharma Co., Ltd.
公开号:EP2060563A1
公开(公告)日:2009-05-20
The present invention relates to a compound represented by the following formula (I), which is useful as an antiallergic agent and/or an anti-inflammatory agent, or a physiologically acceptable salt thereof and the like:
wherein R1 and R2 are the same or different and each is an optionally substituted aryl group and the like, R3 is a hydrogen atom, a C1-6 alkyl group and the like, R4 and R5 are the same or different and each is a hydrogen atom, a halogen atom, a hydroxy group, a C1-6 alkyl group and the like, X is a single bond or -C(R6)(R7)-, R6 and R7 are the same or different and each is a hydrogen atom, a halogen atom, an optionally substituted C1-6 alkyl group and the like, or R6 and R7 optionally form, together with the carbon atom bonded thereto, an optionally substituted C3-8 cycloalkyl group and the like, ring group A is an azetidin-1-yl group and the like, m is 0, 1 or 2, and n is 0, 1 or 2.
本发明涉及一种由下式(I)表示的化合物,它可用作抗过敏剂和/或抗炎剂,或其生理上可接受的盐等:
其中 R1 和 R2 相同或不同,各自为任选取代的芳基等;R3 为氢原子、C1-6 烷基等;R4 和 R5 相同或不同,各自为氢原子、卤素原子、羟基、C1-6 烷基等;X 为单键或 -C(R6)(R7)-、R6 和 R7 相同或不同,各自为氢原子、卤素原子、任选取代的 C1-6 烷基等,或 R6 和 R7 与其键合的碳原子一起任选形成任选取代的 C3-8 环烷基等,环基 A 为氮杂
环丁烷-1-基等,m 为 0、1 或 2,n 为 0、1 或 2。