9DichiaranteV,Albini A,Fagnoni M.Metal-free synthesis ofsterically crowded biphenyls by direct Ar-H substitution inalkyl benzenes[J]. Angew Chem Int Ed, 2007,46 (34):6495-6498.
10ProttiS,Albini A, Fagnoni M.Photo-cross-coupling reac-tion of electron - rich aryl chlorides and aryl esters with al-kynes:A metal-free a!kynylation[J].Angew Chem Int Ed,2005,44(35):5675-5678.