Preparation of esters of β-acylacrylic acids by the Wittig reaction

M Kuchař, B Kakáč, O Němeček

Index: Kuchar,M. et al. Collection of Czechoslovak Chemical Communications, 1972 , vol. 37, p. 3950 - 3955

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Citation Number: 7

Abstract

Methods The IR spectra between 400 and 4000 cm-1 of IVand V were measured in a 3% solution in chloroform; those of phosphoranes II in a KEr pellet in a Ur-l0 (Zeiss, Jena) spectrophotometer. The UV absorption spectra of esters IV between 200 and 400 nm were measured in a methanol