2-[1-(Diphenyl-vinyl-silanyloxy)-hexyl]-5-oxo-cyclopent-1-enecarboxylic acid methyl ester                                                                                                                                                                                              以
                                                                                         
正己烷   、                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以15%的产率得到(1R,3aR,4aR,7aR)-5-Oxo-1-pentyl-3,3-diphenyl-tetrahydro-2-oxa-3-sila-cyclobuta[1,2:1,4]dicyclopentene-4a-carboxylic acid methyl ester