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Reaction of aryl di-, tri-, or tetrabromides with arylboronic acids or alkenes in the presence of a palladium-tetraphosphine catalyst

✍ Scribed by Florian Berthiol; Isabelle Kondolff; Henri Doucet; Maurice Santelli

Book ID: 108187881
Publisher: Elsevier Science
Year: 2004
Tongue: English
Weight: 369 KB
Volume: 689
Category: Article
ISSN: 0022-328X
DOI: 10.1016/j.jorganchem.2004.06.007

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## Abstract For Abstract see ChemInform Abstract in Full Text.

Efficient coupling of heteroaryl bromide

Efficient coupling of heteroaryl bromides with arylboronic acids in the presence of a palladium–tetraphosphine catalyst

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The cis,cis,cis-1,2,3,4-tetrakis(diphenylphosphinomethyl) cyclopentane/[PdCl(C 3 H 5 )] 2 system catalyses the Suzuki crosscoupling of heteroaryl bromides with arylboronic acids with a very high substrate/catalyst ratio in good yields. Substrates such as pyridines, quinolines, thiophenes, an indole