Synthesis of ethyl α-cyanocinnamates catalyzed by KF–Al2O3 under ultrasound irradiation
Author/Authors :
Wang، نويسنده , , Shuxiang and Li، نويسنده , , Ji-Tai and Yang، نويسنده , , Wenzhi and Li، نويسنده , , Tong-Shuang and Li، نويسنده ,
Pages :
3
From page :
159
To page :
161
Abstract :
Knoevenagel condensation of ethyl cyanoacetate with aromatic aldehyde catalyzed by KF–Al2O3 in ethanol results ethyl α-cyanocinnamates in 97–99% yield under ultrasound irradiation.
