New Methods for the Syntheses of α,β-Unsaturated Ketones, Aldehydes, and Nitriles by the Palladium-Catalyzed Reactions of Allyl β-Oxo Esters, Allyl 1-Alkenyl Carbonates, and Allyl α-Cyano Esters
Palladium-catalyzed decarboxylation-allylation of allylic esters of .alpha.-substituted .beta.-keto carboxylic, malonic, cyanoacetic, and nitroacetic acids