tert-butyl 1-{2'-[6''-(tert-butyldimethylsilanyloxy)-1''-hydroxy-4''-(methoxymethoxy)hex-2''-ynyl]-6'-methoxybenzyl}-3-methoxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylate 在
5%-palladium/activated carbon
氢气 作用下,
以
乙酸乙酯 为溶剂,
反应 2.0h,
以90%的产率得到tert-butyl 1-{2'-[6''-(tert-butyldimethylsilanyloxy)-1''-hydroxyhexyl]-6'-methoxybenzyl}-3-methoxy-9,10-dioxo-9,10-dihydroanthracene-2-carboxylate