[2-(5-Hydroxy-1,4-dioxo-1,4-dihydro-naphthalen-2-yl)-3-methoxymethoxy-5-methyl-phenyl]-carbamic acid tert-butyl ester 、
三氟乙酸 在
三氟乙酸酐 作用下,
反应 1.5h,
以63%的产率得到2,2,2-Trifluoro-N-[3-hydroxy-2-(5-hydroxy-1,4-dioxo-1,4-dihydro-naphthalen-2-yl)-5-methyl-phenyl]-acetamide