A series of side chain analogues (5a-e), a 22-glycosylated isomer (10), and 16beta-O-l-arabinosyl (13a) or 16beta-O-d-xylosyl (13b) analogues of OSW-1 were synthesized. All analogues were found to be less cytotoxic against breast and endometrial cancer cell lines than the natural product.
合成了一系列OSW-1的侧链类似物(5a-e),22-糖基化的异构体(10)和16beta-O1-
阿拉伯糖基(13a)或16beta-Od-
木糖基(13b)类似物。发现所有类似物对乳腺癌和子宫内膜癌
细胞系的细胞毒性均小于
天然产物。