2,2,2-trifluoro-N-[2-(4-hydroxyphenyl)ethyl]-N-[(4-methoxy-1,3-benzodioxol-5-yl)methyl]acetamide 在
[双(三氟乙酰氧基)碘]苯 作用下,
以
3,3,3-trifluoroethanol 为溶剂,
以60%的产率得到4-methoxy-6-(2,2,2-trifluoroacetyl)spiro[7,8-dihydro-5H-[1,3]dioxolo[4,5-h][2]benzazepine-9,4'-cyclohexa-2,5-diene]-1'-one