申请人:Nikken Chemicals Company, Limited
公开号:EP0994100A1
公开(公告)日:2000-04-19
A 3-anilino-2-cycloalkenone derivative of the formula (I):
wherein, R1 represents a C1 to C8 alkyl group, which may have a substituent, except for a methyl group, a C3 to C7 cycloalkyl group, a 3-tetrahydrofuryl group, an 2-indanyl group, etc., R2 represents a C1 to C4 alkyl group, R3 represents a hydrogen atom, a C1 to C5 alkyl group, which may have a substituent, a C3 to C7 cycloalkyl group, etc., R4 represents a hydrogen atom, a C1 to C5 alkyl group, which may have a substituent, a halogen atom, etc., R5, R6, R7, and R8 independently represent a hydrogen atom, a C1 to C5 alkyl group, which may have a substituent, etc., X represents -(CR11R12)n-, wherein n is 0 to 2, R11 and R12 independently represent a hydrogen atom, a C1 to C5 alkyl group, which may have a substituent, etc. or -NR13- wherein R13 represents a hydrogen atom or a C1 to C5 alkyl group, which may have a substituent, and its optical isomers or their pharmaceutically acceptable salts or their hydrates or solvates.
一种式(I)的 3-苯胺基-2-环烯酮衍生物:
其中,R1 代表一个 C1 至 C8 烷基,它可以有一个取代基,但甲基、C3 至 C7 环烷基、3-四氢呋喃基、2-茚基等除外;R2 代表一个 C1 至 C4 烷基;R3 代表一个氢原子、一个 C1 至 C5 烷基,它可以有一个取代基、一个 C3 至 C7 环烷基等;R4 代表一个氢原子、一个 C1 至 C5 烷基,它可以有一个取代基、一个卤素原子等、R5、R6、R7 和 R8 独立地代表氢原子、C1 至 C5 烷基(可带有取代基)等、X代表-(CR11R12)n-,其中n为0至2,R11和R12独立地代表氢原子、C1至C5烷基,可带有取代基等,或-NR13-,其中R13代表氢原子或C1至C5烷基,可带有取代基,及其光学异构体或它们的药学上可接受的盐或它们的水合物或溶液。