ethyl 4'-hydroxy-3'-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphth-2-yl)biphenyl-4-carboxylate 、
N-(4-溴丁基)酞亚酸 、
potassium carbonate 、
丙酮 以790 mg of ethyl 4′-[4-(1,3-dioxo-1,3-dihydroisoindol-2-yl)butoxy]-3′-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphth-2-yl)biphenyl-4-carboxylate are obtained in the form of a white solid (yield=90%)的产率得到ethyl 4'-[4-(1,3-dioxo-1,3-dihydroisoindol-2-yl)butoxy]-3'-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphth-2-yl)biphenyl-4-carboxylate