ChemInform Abstract: Syntheses and Properties of Hepta- and Dibenzopentafulvalene Derivatives Containing 13-, 15-, 17-, and 19-Membered Rings.
Abstract
Reaction of the bisdehydroannulenone (I) with tropylidene- or 9-fluorenylidenemethanone - generated from the acid chlorides (II) or (III) - yields the fulvalenes (IV).
ChemInform Abstract
Reaction of the bisdehydroannulenone (I) with tropylidene- or 9-fluorenylidenemethanone - generated from the acid chlorides (II) or (III) - yields the fulvalenes (IV). The compounds (V)-(XII) are obtained by similar reactions.