the National Natural Science Foundation of China (Grant Nos. 20374013 and 20674019);Program for New Century Excellent Talents in University (Grant No. NCET-04-0413);Science and Technology Commission of Shanghai Municipality (Grant Nos. 03JC14023 and 05DJ14005);"Shu Guang" Project of Shanghai Municipal Education Commission and Specialized Research Fund for the Doctoral Program of Higher Education (Grant No.20060251015)
The electron-withdrawing groups (EWGs) in the electrophilic alkenes employed in the Michael addition reaction are almost only CO2R, CN, COR, NO2, and SO2Ph. Although amides (CONR1R2) are also typical electron-withdraw...