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Chem Commun (Camb). 2013 Mar 21;49(23):2323-5. doi: 10.1039/c3cc00019b.

A macrocyclic aromatic pyridone pentamer as a highly efficient organocatalyst for the direct arylations of unactivated arenes.

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  • 1Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543.

Abstract

A macrocyclic aromatic pyridone pentamer was shown to catalyze highly efficient transition-metal-free arylations of unactivated aromatic C-H bonds with aryl iodides and bromides in the presence of potassium tert-butoxide.

PMID:
23403921
[PubMed - indexed for MEDLINE]
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