Conversion of the phthalide derivative 5 to the enediynes 6 and 11 are described. Treatment of 5 with 1, 8-diazabicyclo[5.4.0]undec-7-ene in hexamethylphosphoric triamide stereoselectively gives 6, which can be used as an efficient DNA-damaging biradical.
介绍了将
邻苯二甲酸酯衍
生物 5 转化为烯二炔类化合物 6 和 11 的过程。将 5 与 1,8-二
氮杂双环[5.4.0]十一-7-烯在六甲基
磷三酰胺中进行立体选择性处理,可得到 6,它可用作一种高效的 DNA 损伤双辐射烯。