A DFT study of the pericyclic/pseudopericyclic character of cycloaddition reactions of ethylene and formaldehyde to buta-1,3-dien-1-one and derivatives

1. Cabaleiro-Lago, E.M.
2. Rodríguez-Otero, J.
3. González-López, I.
4. Peña-Gallego, A.
5. Hermida-Ramón, J.M.