The present invention provides a 4-aminoquinazoline derivative having the chemical structure of the following formula, and the use thereof. It is demonstrated by the pharmacological experiment that, the compound or a salt thereof according to the present invention not only has distinct inhibitory effect on histone deacetylases, but also has stronger differentiation induction and anti-proliferative activities for certain tumor cells. It can be used in the treatment of cancers and diseases related to cell differentiation and proliferation. Excellent efficacy is observed especially for leukemia and a solid tumor. As demonstrated by the animal test, the compound or a salt thereof according to the present invention is less toxic.
本发明提供了一种具有以下
化学结构的
4-氨基喹唑啉衍
生物,以及其用途。药理实验证明,根据本发明的化合物或其盐不仅对组蛋白
去乙酰化酶具有明显的抑制作用,而且对某些肿瘤细胞具有更强的分化诱导和抗增殖活性。它可用于治疗与细胞分化和增殖相关的癌症和疾病。特别是对白血病和实体肿瘤观察到了出色的疗效。药物实验证明,根据本发明的化合物或其盐毒性较小。