We can illustrate HOMO-LUMO interactions by way of the Diels-Alder reaction ... HOMO ... HOMO of 1,3-butadiene. MO Analysis of Diels-Alder Reaction. A ' ...
Aromatic Transition States - The Frontier-Orbital Method. Cycloaddition reactions are allowed only when all overlaps ... pyrolysis of esters (Problem 22.42) ...
1993, 34, 3979; J. Am. Chem. Soc. 1994, 116, 3611. Catalyst Synthesis ... J. Am. Chem. Soc. 1996, 118, 5502. Oriented for optimal H bonding; S-trans as no ...