(+)-(14β)-Dihydrovinpocetine-d5 is labelled (+)-(14β)-Dihydrovinpocetine (D448385) which is a stereoisomer of (-)-Dihydroapovincaminic Acid Ethyl Ester (D448350), a chiral modifier in enantioselective heterogeneous catalytic hydrogenations. It is also structurally related to Vinpocetine (V332500), a Vasodilator (cerebral).