(1-((1,4-dihydro-2-hydroxy-1,4-dioxonaphthalen-3-yl)methyl)cyclopentyl)methyl 1-methoxynaphthalene-2-carboxylate 在
三溴化硼 作用下,
以
二氯甲烷 为溶剂,
反应 0.5h,
以70%的产率得到(1-((1,4-dihydro-2-hydroxy-1,4-dioxonaphthalen-3-yl)methyl)cyclopentyl)methyl 1-hydroxynaphthalene-2-carboxylate