Tetrahedron letters

Catalysis of the Knoevenagel condensation

S Chalais, P Laszlo, A Mathy

Index: Chalais, Stephane; Laszlo, Pierre; Mathy, Arthur Tetrahedron Letters, 1985 , vol. 26, # 37 p. 4453 - 4454

Full Text: HTML

Citation Number: 80

Abstract

Abstract Xonotlite alone or made more basic by doping of potassium t-butoxide catalyses the title reaction between aromatic aldehydes and malononitrile or alkyl cyanoacetates. At ambient temperatures, this procedure specifically gives high yields of E olefinic Knoevenagel products.