A.V. Stepakov, A.G. Larina, A.P. Molchanov
“Isomerization of Dimethylenecyclopropanes in Benzofulvenes in the Presence of Lewis Acids”
Russ. J. Org. Chem, 2015, 51, 210-213
DOI:10.1134/S1070428015020128
1,1-Diaryl-2-(1-methylethylidene)-3-methylenecyclopropanes in the presence of Lewis acid isomerize in benzofulvene derivatives.