A regioselective hydrogenation of α,β-unsaturated
ketones and alkylidene malonic diesters using Hantzsch ester as
the reducing agent and titanium tetrachloride as a catalyst is described. The
short reaction times and mild reaction conditions are the advantages
of this method.
hydrogen transfer - reduction - α,β-unsaturated
ketone - alkylidene malonic diester - titanium tetrachloride