在
氯化亚砜 作用下,
以
氯仿 为溶剂,
以69%的产率得到N-(3-chloropropyl)-2-[[5,11,17,23-tetratert-butyl-26-[2-(3-chloropropylamino)-2-oxoethoxy]-27,28-dihydroxy-25-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3,5,7(28),9(27),10,12,15(26),16,18,21,23-dodecaenyl]oxy]acetamide