1. (14 points) Answer the following questions regarding the Diels-Alder reaction.
a. (2 points) Diels-Alder is a [ _ + _ ] cycloaddition reaction.
b. (3 points) Give the expected Diels-Alder product between the following reactants (show any relevant stereochemistry):
c. (3 points) Diels-Alder reactions are not the only cycloadditions known. Give the expected product the reactants above undergo a [6+2] cycloaddition reaction (no stereochemistry required):
d. (4 points) Give the two possible products from the Diels-Alder reaction of the following two reactants:
e. (2 points) Identify your two isomers above as endo or exo.