N-[[6-[tert-butyl(dimethyl)silyl]-2,2-diphenyl-1,3-benzodioxol-5-yl]methyl]-2,2,2-trifluoro-N-[2-(4-hydroxyphenyl)ethyl]acetamide 在
[双(三氟乙酰氧基)碘]苯 作用下,
以
various solvent(s) 为溶剂,
反应 1.5h,
以28%的产率得到5-[tert-butyl(dimethyl)silyl]-2,2-diphenyl-7-(2,2,2-trifluoroacetyl)spiro[8,9-dihydro-6H-[1,3]dioxolo[4,5-g][2]benzazepine-10,4'-cyclohexa-2,5-diene]-1'-one