A compound of formula (I) or its pharmaceutically acceptable salt is prepared by ring opening of osthol under basic condition. The compound of formula (I) or its pharmaceutically acceptable salt has activity of selectively inhibiting tumor cells and lower toxicity, and can be used for preparing anti-tumor drugs.
公式(I)的化合物或其药学上可接受的盐是通过在碱性条件下开环Osthol来制备的。公式(I)的化合物或其药学上可接受的盐具有选择性抑制肿瘤细胞的活性和较低的毒性,可用于制备
抗肿瘤药物。