dimethyl (E)-2-<(1',4'-dimethoxy-9',10'-dioxo-9',10'-dihydroanthracen-2'-yl)methylene>butanedioate 在
palladium on activated charcoal
氢气 作用下,
以
四氢呋喃 为溶剂,
反应 72.0h,
以100%的产率得到dimethyl 2-<(1',4'-dimethoxy-9',10'-dioxo-9',10'-dihydroanthracen-2'-yl)methyl>butanedioate