反应详情

Compound 151 was prepared using the following strategy. 2′,3′,4′,5′,6′-Pentafluoroacetophenone, A6, was treated with sodium azide, followed by bromide, to provide 2-bromo-4′-azido-2′,3′,5′,6′-tetrafluoroacetophenone, A151 (Keana, J. F. W.; Cai, S. X. J. Org. Chem., 1990, 55, 3640).