coniferyl alcohol yields substituted 6,7-dihydro-dibenzo-(e,g)(1,4)-dioxocins, that represent a novel type of linkage in softwood lignins. The mechanism of formation of the 8-membered ring involves intramolecular nucleophilic addition to an intermediate quinone methide structure.
的氧化ø,ö '二羟基
联苯化合物连同
松柏醇的产率取代6,7-二氢二苯并- (E,G)(1,4)-dioxocins,表示在软木
木质素一种新型联动。8元环的形成机理涉及分子内亲核加成至中间的醌甲基化物结构。