A.V. Stepakov, V.M. Boitsov, A.G. Larina, A.P. Molchanov
”Acid-induced rearrangement of cycloadducts from N-aryl itaconimides and 1,3-diphenylisobenzofuran”
Tetrahedron Lett., 2014, accepted
DOI: 10.1016/j.tetlet.2014.06.107
Treatment of several Diels–Alder adducts of N-aryl itaconimides and 1,3-diphenylisobenzofuran with a strong acid triggers a skeletal rearrangement resulting in 2-aryl-6,10b-diphenylbenzo[h]isoquinoline-1,3(2H,10bH)-diones.