Carotenoids and related compounds. Part XIX. The geometrical isomers of 2- and 3-methyl-5-phenylpenta-2,4-dienoic acid and their methyl esters
Abstract
All geometrical isomers of 2- and 3-methyl-5-phenylpenta-2,4-dienoic acid, and their methyl esters, have been prepared and characterised.