Palladium-catalyzed three-component coupling of arynes with allylic acetates or halides and terminal alkynes promoted by cuprous iodide.

Sivakolundu Bhuvaneswari,Masilamani Jeganmohan,Ming-Che Yang,Chien-Hong Cheng

CHEMICAL COMMUNICATIONS（2008）

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摘要

Benzynes react with allylic acetates or halides and terminal alkynes in the presence of Pd(PPh3)(4), CuI and CsF in CH3CN at 50 degrees C for 5 h to give 1-allyl-2-alkynylbenzene derivatives in good to excellent yields.

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