Studies on the effects of substituents on rate enhancements in intramolecular diels-alder reactions: Reasons for the gem-dimethyl effect
作者:Michael E. Jung、Jacquelyn Gervay
DOI:10.1016/s0040-4039(00)87899-5
日期:1988.1
Comparison of the rates of cyclization of a series of 2-furfuryl methyl fumarates leads to the conclusion that the gem-dimethyl effect is due primarily to higher population of reactive rotamers.