Exocyclic substituent effects in the unsymmetrically cycloadditions of electron-deficient heptafulvenes with electron-rich fulvenes: Stereoselectivity, periselectivity, and regioselectivity
作者:Ching-Yang Liu、Huei-Yan Shie、Shin-Yi Chen、Chiung-Yi You、Wei-Chang Wang、Liang-Neng Hua、He-Jiun Yang、Chih-Min Tseng
DOI:10.1016/s0040-4020(97)10190-9
日期:1997.12
The exocyclic substituent control of stereoselectivity, periselectivity, and regioselectivity in the unsymmetrical cycloaddition reactions of electron-deficient heptafulvenes with electron-rich fulvenes are discussed.
讨论了电子不足的七氟醚与富电子富烯的不对称环加成反应中立体选择性,周选择性和区域选择性的环外取代基控制。