methyl 5-hydroxy-8-methoxynaphtho[1,8-de][1,3]dioxine-4-carboxylate 在
(S,S)-[decahydro-[1,5]naphthyridine]Cu(OH)I 作用下,
以
二氯甲烷 为溶剂,
反应 4.0h,
生成 dimethyl (M)-(-)-5,5'-dihydroxy-8,8'-dimethoxy[6,6']bi[naphtho[1,8-de][1,3]dioxinyl]-4,4'-dicarboxylate 、 dimethyl (P)-(+)-5,5'-dihydroxy-8,8'-dimethoxy[6,6']bi[naphtho[1,8-de][1,3]dioxinyl]-4,4'-dicarboxylate