2-[(R)-[(2S,3R,5S,6S)-5,6-dimethoxy-5,6-dimethyl-3-vinyl-1,4-dioxan-2-yl]-[(4-methoxyphenyl)methoxy]methyl]-1H-imidazole 在
N-碘代丁二酰亚胺 作用下,
以
乙腈 为溶剂,
反应 24.0h,
以78%的产率得到(2S,3S,4aR,5R,11S,11aS)-7,8,11-triiodo-2,3-dimethoxy-5-[(4-methoxybenzyl)oxy]-2,3-dimethyl-3,4a,5,10,11,11a-hexahydro-2H-[1,4]dioxino[2,3-d]imidazo[1,2-a]azepine