三氟甲磺酸酐 、
(1S,5R,6R,9R,10S,13S)-6,13-dihydroxy-2,4-dioxatetracyclo[8.3.0.01,5.05,9]tridecan-3-one 在
2-氯吡啶 作用下,
以
二氯甲烷 为溶剂,
反应 0.83h,
以69%的产率得到[(1S,5R,6R,9R,10S,13S)-3-oxo-13-(trifluoromethylsulfonyloxy)-2,4-dioxatetracyclo[8.3.0.01,5.05,9]tridecan-6-yl] trifluoromethanesulfonate