| 摘要 |
A 1,3-diketone derivative represented by the general formula (I) <CHEM> wherein R<1> denotes C1-C5 alkyl group; a phenyl group or a phenyl group substituted with halogen atom, C1-C5 alkyl group C1-C5 alkoxy group; R<2> denotes a phenyl group; a phenyl group substituted with 1 to 3 groups selected from the group consisting of a halogen atom, C1-C5 alkyl group, an C1-C5 alkoxy group, a phenyl group, a phenoxy group, and a benzyloxy group optionally having a halogen atom as a substituent on the phenyl ring; naphthyl group; a furyl group; a thienyl group; or a pyridyl group; provided that when R<2> is a phenyl group R<1> is a group other than a methyl or phenyl group; and R denotes a hydrogen atom, a methyl group, and a phenyl group and a pharmaceutical composition containing the same as active ingredient. |
