(1S,2R,3S,4S,5R,8S)-5-(tert-Butyl-diphenyl-silanyloxymethyl)-1,8-bis-methoxymethoxy-2-methyl-3-(2-oxo-ethyl)-bicyclo[2.2.2]octane-2-carbaldehyde 在
samarium diiodide 作用下,
以
四氢呋喃 、
六甲基磷酰三胺 为溶剂,
以74%的产率得到(1S,2S,3aS,4S,5S,7S,7aS,9R)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-5,7-bis-methoxymethoxy-7a-methyl-octahydro-4,7-ethano-indene-1,2-diol