申请人:Takeda Chemical Industries, Ltd.
公开号:EP0283761A1
公开(公告)日:1988-09-28
A novel chromone derivative having a strong antitumor activity of the general formula:
wherein R¹ is an unsaturated alkyl or cycloalkyl group having 3 to 7 carbon atoms; R² is hydrogen atom or a halogen atom; R³ is hydrogen atom or a lower alkyl group; and X is carboxyl group, or its salt, ester or amide.
一种具有强抗肿瘤活性的新型铬酮衍生物,其通式为: 其中 R¹ 为具有 3 至 7 个碳原子的不饱和烷基或环烷基;R² 为氢原子或卤素原子;R³ 为氢原子或低级烷基;X 为羧基或其盐、酯或酰胺。