Trifluoro-methanesulfonic acid (1S,2S,6S,7S)-4,4-dimethyl-9-oxo-3,5,11-trioxa-tricyclo[5.3.1.0
2,6]undec-1-ylmethyl ester 在
三氟过氧乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 12.0h,
生成 (1S
*,6S
*,7S
*,8S
*)-7,8-isopropylidenedioxy-1-trifluoromesyloxymethyl-3,9-dioxabicyclo<4.2.1>nonan-4-one 、
Trifluoro-methanesulfonic acid (1S,2S,6S,7S)-4,4-dimethyl-10-oxo-3,5,9,12-tetraoxa-tricyclo[5.4.1.02,6]dodec-1-ylmethyl ester