811432-27-6Relevant articles and documents
Synthesis and Diels-Alder reactivity of ortho-carbazolequinones
Compain-Batissou, Muriel,Latreche, Djamila,Gentili, Jacques,Walchshofer, Nadia,Bouaziz, Zouhair
, p. 1114 - 1116 (2004)
Oxidation of 2- and 3-hydroxycarbazoles with Fremy's salt gave the corresponding ortho-carbazolequinones. These molecules react as carbodienophiles in Diels-Alder reaction with 1-acetoxy-1,3-butadiene and 1,3-cyclopentadiene to provide the novel benzocarbazolequinone structures 15, 16, 18 and 19.