80706-79-2Relevant academic research and scientific papers
DIELS-ALDER REACTIONS OF 1,2,3,6-TETRAHYDROBENZOCYCLOBUTENE-3,6-DIONES. A NEW SYNTHESIS OF PROPELLANES AND A DIVERGENCE OF SITESELECTIVITY CONTROLLED BY STERIC HINDRANCE
Oda, Masaji,Kanao, Yoshinori
, p. 1547 - 1550 (2007/10/02)
1,2,3,6-Tetrahydrobenzocyclobutene-3,6-diones underwent Diels-Alder reactions most preferably at the internal double bond giving propellanes unless steric hindrance is not significant.The adducts with cyclic 1,3-dienes were transformed photochemica
