申请人:Kyowa Hakko Kogyo Co., Ltd.
公开号:US05670492A1
公开(公告)日:1997-09-23
Provided are DC-89 derivatives represented by the formula: ##STR1## wherein X represents Cl or Br, R represents hydrogen or COR.sup.1, and W represents ##STR2## and pharmaceutically acceptable salts thereof. The compounds of the present invention have excellent anti-tumor activity and are useful as anti-tumor agents.
提供了由以下公式表示的DC-89衍生物:##STR1##
其中,X代表Cl或Br,R代表氢或COR.sup.1,W代表##STR2##以及其药学上可接受的盐。本发明化合物具有优异的抗肿瘤活性,可用作抗肿瘤剂。