DescriptionNorbornadienesynthesis.png English: Diels–Alder reaction between cyclopentadiene and acetylene to form norbornadiene Date 23 April 2012 Source
DescriptionSynthesis of quadricyclane from norbornadiene.png English: Synthesis of quadricyclane from norbornadiene. Smith, Claiborune D. (1988). "Quadricyclane"
DescriptionNorbornadiene-quadricyclane couple.png English: Norbornadiene-quadricyclane couple Derived from File:Synthesis of quadricyclane from norbornadiene.png