methyl <2E,4E,6R*(1S*-<1α,3α,4β,5α,6α,8β>)>-6-(6-((tert-butyldimethylsilyl)oxy)-1,4,8-trimethyl-2,9-dioxabicyclo<3.3.1>nonan-3-yl)-4-methylhepta-2,4-dienoate                                                                                                                                                              在
                                                                                                                                                                                 
氢氟酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 3.0h,
                                                                                                                生成                                                 
methyl <2E,4E,6R*<1S*-<1α,3α,5α,6α,8β>>>-6-(6-hydroxy-1,4,8-trimethyl-2,9-dioxabicyclo<3.3.1>nonan-3-yl)-4-methylhepta-2,4-dionate