SEARCH Articles Figures Tables Asymmetric hetero-Diels-Alder reactions, copper Catalysis copper nitrate, in Diels-Alder Copper Diels-Alder reaction Copper compounds, as chiral catalysts for Diels-Alder reaction Diels-Alder reaction copper compound Diels-Alder reactions copper-catalysed Dienes asymmetric hetero-Diels-Alder reactions, copper