109839-43-2Relevant articles and documents
Cycloaddition Reactions of a Bisisobenzofuran Leading to Linear Polyacenoquinones and a Quadruply Bridged Cyclophane
Chiba, Toshiro,Kenny, Peter W.,Miller, Larry L.
, p. 4327 - 4331 (2007/10/02)
The bisisobenzofuran 1,3,7,9-tetrakis(4-tert-butylphenyl)anthradifuran-5,11 dione (3) was reacted with dienophiles.Maleic anhydride and N-methylmaleimide produced bis adducts that were the syn and anti isomers resulting from endo additions.T