Acid catalyzed intramolecular Diels-Alder reactions in lithium perchlorate-diethyl ether: Enhanced reaction rates and diastereoselectivity
作者:Paul A. Grieco、Scott T. Handy、James P. Beck
DOI:10.1016/s0040-4039(00)77000-6
日期:1994.4
The addition of 1.0–10 mol% of camphorsulfonic acid to 5.0 M lithium perchlorate in diethyl ether dramatically accelerates intramolecular Diels-Alder reactions and enhances the endo-exo selectivity.
在乙醚中的5.0 M高氯酸锂中添加1.0–10 mol%的樟脑磺酸可显着加速分子内Diels-Alder反应,并增强内-外选择性。