ChemInform Abstract: A Short Synthesis of the Antileukemic Sesquiterpene (+)‐Caparratriene Employing Aqueous Wittig Chemistry.

Abstract The three‐step synthesis of title compound (V) starts with the commercially available aldehyde precursor of alcohol (I) and involves a (4E) selective Wittig reaction of phosphonium bromide (III) with (R)‐citronellal as the key step.