(1aR,2S,3R,3aS,4R,5S,7aR,7bS)-5-[2-(tert-butyldiphenylsilanyloxy)ethyl]-2-hydroxymethyl-4-triethylsilanyloxy-1a,2,3,3a,4,5,7a,7b-octahydro-1-oxacyclopropa[a]naphthalene-3-carboxylic acid methoxymethylamide 、
碘甲烷 在
sodium hydride 作用下,
以
四氢呋喃 为溶剂,
反应 2.0h,
以65%的产率得到(1aR,2S,3R,3aS,4R,5S,7aR,7bS)-5-[2-(tert-butyldiphenylsilanyloxy)ethyl]-2-methoxymethyl-4-triethylsilanyloxy-1a,2,3,3a,4,5,7a,7b-octahydro-1-oxacyclopropa[a]naphthalene-3-carboxylic acid methoxymethylamide