Piperonal as Starting Material for the Regiospecific and Stereoselective Synthesis of<u>E</u>and<u>Z</u>Isomers of 3-Methyl-2-hexenedioic acid-1-methyl ester
作者:Sergio Pinheiro、Rosane N. Castro、Maria F. G. Fernandes、Paulo R. R. Costa
DOI:10.1080/00397919108020839
日期:1991.3
A short synthesis of gamma-lactone 5 was developed starting from the easily available piperonal 1. The key step in this approach was an ozonation of the aromatic ring of 2. Compound 5 led stereoselectively to 6 or 7 by a beta-elimination reaction under thermo-dynamic or kinetic conditions.
Synthesis of simple derivatives of (2Z,4Z)-3-methyl-2,4-hexadienedioic acid
作者:Jerzy W. Jaroszewski、Martin G. Ettlinger
DOI:10.1021/jo00346a014
日期:1982.3
JAROSZEWSKI, J. W.;ETTLINGER, M. G., J. ORG. CHEM., 1982, 47, N 7, 1212-1215