Compounds which are chromane derivatives of formula (I), pharmaceutically acceptable salts, process for their preparation and pharmaceutical compositions thereof are disclosed, as set forth in the specification; these compounds are useful in therapy in the treatment of cell proliferative disorders, e.g. cancer, associated with an altered cell cycle dependent kinase activity.
                            本发明公开了式(I)的
香豆素衍
生物化合物、药学上可接受的盐、其制备方法以及制备的药物组合物。这些化合物在治疗与改变的细胞周期依赖性激酶活性相关的细胞增殖性疾病,例如癌症中具有应用价值。