KF-Al2O3催化下超声辐射合成α-氰基肉桂酸乙酯
Synthesis of ethyl alpha-cyanocinnamates catalyzed by KF-Al2O3 under ultrasound irradiation.
作者信息
Wang Shu-Xiang, Li Ji-Tai, Yang Wen-Zhi, Li Tong-Shuang
机构信息
Department of Chemistry, College of Chemistry and Environmental Science, Hebei University, Baoding 071002, China.
出版信息
Ultrason Sonochem. 2002 Jul;9(3):159-61. doi: 10.1016/s1350-4177(01)00115-8.
Abstract
Knoevenagel condensation of ethyl cyanoacetate with aromatic aldehyde catalyzed by KF-Al2O3 in ethanol results ethyl alpha-cyanocinnamates in 97-99% yield under ultrasound irradiation.
摘要
在乙醇中，氟化钾负载氧化铝（KF-Al₂O₃）催化氰基乙酸乙酯与芳香醛的克脑文盖尔缩合反应，在超声辐射下可得到产率为97 - 99%的α-氰基肉桂酸乙酯。
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