Intramolecular Friedel-Crafts alkylation promoted by the cross conjugated β-keto ester system. An efficient approach to highly functionalized hydrophenanthrenes and hydrochrysenes
作者:Hsing-Jang Liu、Duong Duc-Phi Tran
DOI:10.1016/s0040-4039(99)00658-9
日期:1999.5
The cross conjugated β-keto estersystem was shown to be an excellent promoter for the intramolecular Friedel-Crafts alkylation to facilitate the rapid construction of highly functionalized phenanthrene and chrysene derivatives.