SEARCH Articles Figures Tables 3- Hydroxy-2-pyrone, Diels-Alder reactions 3-Bromo-2-pyrone, Diels-Alder reactions Diels pyrone Diels-Alder reaction of pyrones Diels-Alder reaction, with pyrones Diels-Alder reactions of 3-hydroxy-2-pyrone Diels-Alder reactions of pyrones/pyridones Normal Diels-Alder Reactions. Synthesis of Pyrones and Thiopyrans Pyrone, dihydrooptically pure Diels-Alder reaction Pyrones, Diels-Alder addition reactions