5Chen G S,Chan Albert S C,Kwong F Y.Palladium-catalyzed C—O bond formation:direct synthesis of phenols and aryl/alkyl ethers from activated aryl halides[J].Tetrahedron Letters,2007,48:473-476.
6China Raju B,Parvathi N,Bhalerao U T.A facile and convenient method for the synthesis of nitro phenols and chloropyridinols[J].Synthetic Communications,2004,34(16):2903-2909.