| abstract |
An angiogenesis inhibitor is provided. An angiogenesis inhibitor comprising a compound represented by the following general formula [I] or a salt thereof as an active ingredient. In the formula, ring A represents a benzene ring or a naphthalene ring, X represents a single bond, an alkylene group or —CH 2 COOCH 2 —, Y represents an oxygen atom or N (R 6 ), R 1 , R 2 and R 3 may be the same or different and each represents a hydrogen atom or an alkyl group, or R 1 and R 3 may combine to form a ring having one or more double bonds, and R 4 and R 5 may be the same or Differently, it represents a hydrogen atom or an alkyl group, and R 6 represents a hydrogen atom or an alkyl group. [Chemical 1] [Selection figure] None |