SEARCH Articles Figures Tables 1 : 4-Naphthoquinone 1,2-Naphthoquinone 2-oxime, reaction with 1,4-Naphthoquinone Diels-Alder reaction with 1,4-Naphthoquinone, 2-hydroxyreaction with acetaldehyde and amines Mannich reaction 2- Hydroxy-1,4-naphthoquinone reactions 2- Hydroxy-1,4-naphthoquinone, reaction with Diels-Alder reactions naphthoquinone Naphthoquinones, chiral, Diels-Alder reaction Naphthoquinones, tetrahydroDiels-Alder reactions