methyl (4R)-4-(4-fluorophenyl)-4-[[(1R,4S,5R,8S,9R,10S,12R,13R)-1,5,9-trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-yl]oxy]butanoate 在
氢氧化钾 作用下,
以
甲醇 为溶剂,
反应 48.0h,
以70%的产率得到(4R)-4-(4-fluorophenyl)-4-[[(1R,4S,5R,8S,9R,10S,12R,13R)-1,5,9-trimethyl-11,14,15,16-tetraoxatetracyclo[10.3.1.04,13.08,13]hexadecan-10-yl]oxy]butanoic acid