Diels-Alder · [4+2] Cycloaddition
unseel.com · diene + dienophile · concerted · two new σ bonds
π electrons 6
New σ bonds 0
State
Diene (cyclopentadiene)
Dienophile (maleic anhydride)
π electrons / pericyclic
New σ bonds
Unseel.com · Diels-Alder