(1R,2S,3S,4S,6S,7R,8R,9R,10S)-acetic acid 9-hydroxy-6-isopropenyl-4,9,13-trimethyl-15-oxatricyclo[6.6.1.02,7]pentadec-12-ene-3,10-diyl diester 在
diisopinocampheylborane 、
sodium perborate 、
水 作用下,
以
四氢呋喃 为溶剂,
反应 3.5h,
以74%的产率得到(1R,1S',2S,3S,4S,6R,7R,8R,9R,10S)-acetic acid 9-hydroxy-6-(2-hydroxy-1-methylethyl)-4,9,13-trimethyl-15-oxatricyclo[6.6.1.0
2,7]pentadec-12-ene-3,10-diyl diester