3,3-Bis[4-(4′-fluorobenzoyl)phenyl]phthalide as a New Monomer for the Synthesis of Cardo Polyarylene-Ether Ketones

3,3-Bis[4-(4'-fluorobenzoyl)phenyl]phthalide has been synthesised for the first time; this compound can be used for the preparation of polyarylene-ether ketones by nucleophilic substitution.