Synthesis of 8,8‐Dicyanoheptafulvene from Cycloheptatrienylium Tetrafluoroborate and Bromomalononitrile

Synthesis of 8,8-dicyanoheptafulvene from cycloheptatrienylium tetrafluoroborate and bromomalononitrile reactant: Bromomalononitrile (14.49 g, 0.1 mol) product: 8,8-dicyanoheptafulvene Keywords: alkenylation, C-alkenylation; halogenation, bromination