Fig. 1: Transition-metal-catalyzed difunctionalization of olefin and arene.

a TM-catalyzed difunctionalization of alkene (well-developed)2,9,10,11,12,13,14,15,16. b Dearomative difunctionalization of naphthalene or benzene (unknown). c Dearomative 1,4-diarylation/vinylarylation of naphthalenes via Heck/Suzuki coupling (This work). [M] metal catalyst, Nu nucleophile, L ligand, L′ linker, Ar arene.