(1R,2R,3S,7R,11R)-3-[tert-butyl(dimethyl)silyl]oxy-4,4,11-trimethyl-7-trimethylsilyloxyspiro[8-oxatricyclo[5.2.2.02,6]undec-5-ene-10,1'-cyclopropane]-11-ol 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以100%的产率得到(1S,5R,7R,7aR)-1,5-dihydroxy-7-(hydroxymethyl)-2,2,5-trimethylspiro[7,7a-dihydro-1H-indene-6,1'-cyclopropane]-4-one