(1S,3R,9R,10S)-9-[(2S,4R,5R,6R)-4,5-Bis-(tert-butyl-dimethyl-silanyloxy)-6-methyl-tetrahydro-pyran-2-yloxy]-3-methyl-4,11-dioxa-bicyclo[8.1.0]undecane-5,7-dione 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以87%的产率得到(1S,3R,9R,10S)-9-((2S,4R,5S,6R)-4,5-Dihydroxy-6-methyl-tetrahydro-pyran-2-yloxy)-3-methyl-4,11-dioxa-bicyclo[8.1.0]undecane-5,7-dione