甲醇   、                                                                                      (R)-4,4-dimethyl-2-oxotetrahydrofuran-3-yl-(1S,2S,3R,4R)-3-triphenylstannylbicyclo[2.2.1]hept-5-ene-2-carboxylate                                                                                                                                                              在
                                                                                                                                                                                 diisobutylaluminium hydride   、                                                                                                  aq. Rochelle's salt                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以100%的产率得到(1R,2R,3S,4S)-3-hydroxymethyl-2-triphenylstannylbicyclo[2.2.1]hept-5-ene