Summary
ß-(Furyl-2)propionic acid and its methyl and ethyl esters add in acid medium to α,ß-unsaturated aldehydes and ketones, forming oxoacids and oxoesters of the furan series.
Literature cited
V. G. Glukhovtsev, S. V. Zakharova, and A. D. Petrov, Izv. AN SSSR, Otd. khim. n., 1963, 906.
V. G. Glukhovtsev, S. V. Zakharova, and A. D. Petrov, Dokl. AN SSSR,151, 570 (1963).
K. Matsuno and K. Han, Bull. Chem. Soc. Japan,9, 327 (1934); Chem. Abstrs.,28, 7160 (1934).
A. Hinz,J. Meyer, andJ. Schückling,76 B, 636 (1943).