(1-Methoxy-hexylidene)-triphenyl-λ5-phosphane 、
methyl 2-[(1S,3R,4R,5S,7R,8S,9S,11R)-5-formyl-4,8-bis(triethylsilyloxy)-2,6,10-trioxatricyclo[7.4.0.03,7]tridecan-11-yl]acetate 以
四氢呋喃 、
正己烷 为溶剂,
以42%的产率得到methyl 2-[(1S,3R,4S,5R,7R,8S,9S,11R)-5-[(E)-2-methoxyhept-1-enyl]-4,8-bis(triethylsilyloxy)-2,6,10-trioxatricyclo[7.4.0.03,7]tridecan-11-yl]acetate