which-factor-enhances-the-reactivity-of-a-dienophile-in-the-diels-alder-reaction

Question

Which factor enhances the reactivity of a dienophile in the Diels-Alder reaction?

Accepted Answer

Presence of electron-withdrawing groups.

Answer

High electronegativity of the dienophile.

Answer

Large steric hindrance around the dienophile.

Answer

High electron density in the dienophile.