申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP0786462A1
公开(公告)日:1997-07-30
DC107 derivatives represented by the formula (I):
or pharmacologically acceptable slats thereof,
[wherein R1 is hydrogen, lower alkoxyalkyl, aralkyloxyalkyl, lower alkoxyalkoxyalkyl, lower alkoxyalkoxyalkoxyalkyl, aralkyl, tetrahydropyranyl, COR4 or the like; R2 represents hydrogen or COR5; R3 represents lower alkyl, lower alkenyl, aralkyl which may be substituted with substituted or unsubstituted aryl, lower alkoxyalkyl, aralkyloxyalkyl, substituted or unsubstituted aryloxyalkyl, lower alkoxycarbonylalkyl, lower alkanoyloxyalkyl, alicyclic alkanoyloxyalkyl or the like, or bonds to Y to represent a single bond; Y bonds to R3 to represent a single bond, or bonds to Z to represent a single bond; Z represents hydrogen or bonds to Y to represent a single bond; W represents oxygen or NR6, with the proviso that the compound wherein R1, R2 and Z each represents hydrogen, R3 bonds to Y to represent a single bond, and W represents oxygen (DC107) is excluded.]
式 (I) 所代表的 DC107 衍生物:
或其药理学上可接受的薄片、
[其中 R1 是氢、低级烷氧基烷基、芳氧基烷基、低级烷氧基烷氧基烷基、低级烷氧基烷氧基烷基、芳基、四氢吡喃基、COR4 或类似物;R2 代表氢或 COR5;R3 代表低级烷基、低级烯基、可被取代或未被取代的芳基、低级烷氧基烷基、芳氧基烷基、取代或未取代的芳氧基烷基、低级烷氧基羰基烷基、低级烷酰氧基烷基、脂环烷酰氧基烷基或类似物,或与 Y 键合代表单键;Y 与 R3 键合代表单键,或与 Z 键合代表单键;Z 代表氢或与 Y 键合代表单键;W 代表氧或 NR6,但 R1、R2 和 Z 各代表氢,R3 与 Y 键合代表单键,W 代表氧(DC107)的化合物除外。]