(5S,6S,1'E,3'R,4'R,6'R,7'R)-5-(4''-methoxybenzyloxy)-6-[3',4',6'-tris(tert-butyl(dimethyl)silyloxy)-7',8'-dihydroxy-3'-methyl-1'-octenyl]-5,6-dihydro-2H-pyran-2-one 在
sodium periodate 、
sodium hexamethyldisilazane 作用下,
以
四氢呋喃 、
水 为溶剂,
反应 0.75h,
生成 (5S,6S,1'E,3'R,4'R,6'R,7'E)-5-(4''-methoxybenzyloxy)-6-[3',4',6'-tris(tert-butyl(dimethyl)silyloxy)-8'-iodo-3'-methyl-1',7'-octadienyl]-5,6-dihydro-2H-pyran-2-one