The present Invention pertains to the field of chemical medicine, particularly to 4-substituted coumarin derivatives and preparation methods and applications thereof. The Invention provides 4-substituted coumarin derivatives with a structural formula as shown in Formula I. The Invention also provides preparation methods and applications for the above 4-substituted coumarin derivatives. The compounds provided in the Invention have strong anti-tumor activity with IC50 for plural tumor cell lines between 0.01-5 nM, and it also performs better to inhibit microtubule polymerization and has diversified biological activities and low toxicity, providing new options for drug-sensitive and drug-resistant tumor cells.
本发明涉及
化学医药领域,尤其涉及4-取代
香豆素衍
生物及其制备方法和应用。本发明提供了结构式如式 I 所示的 4-取代
香豆素衍
生物。本发明还提供了上述 4-取代
香豆素衍
生物的制备方法和应用。本发明提供的化合物具有较强的抗肿瘤活性,对多种肿瘤细胞株的IC50在0.01-5 nM之间,同时在抑制微管聚合方面表现较好,具有多样化的
生物活性和低毒性,为对药物敏感和耐药的肿瘤细胞提供了新的选择。