The Gilded Edge in Acetylenic Scaffolding: Pd-Catalyzed Cross-Coupling Reactions of Phosphine–Gold(I) Oligoynyl Complexes

Stable bis­(gold­(I) alkynyl) complexes of tetraethynylethene (TEE) derivatives were readily prepared and employed in Sonogashira-like palladium-catalyzed phosphine–gold­(I) halide elimination reactions with aryl iodides and redox-active tetrathiafulvalene (TTF) mono- and bisiodides. This presents a...

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Bibliographic Details
Published in:Organic letters Vol. 16; no. 14; pp. 3736 - 3739
Main Authors: Mazzanti, Virginia, Jiang, Huixin, Gotfredsen, Henrik, Morsing, Thorbjørn J, Parker, Christian R, Nielsen, Mogens Brøndsted
Format: Journal Article
Language:English
Published: United States American Chemical Society 18-07-2014
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Summary:Stable bis­(gold­(I) alkynyl) complexes of tetraethynylethene (TEE) derivatives were readily prepared and employed in Sonogashira-like palladium-catalyzed phosphine–gold­(I) halide elimination reactions with aryl iodides and redox-active tetrathiafulvalene (TTF) mono- and bisiodides. This presents a particularly convenient method for the preparation of symmetrical and asymmetrical tetrathiafulvalene (TTF)-fused radiaannulenes in good yields.
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ISSN:1523-7060
1523-7052
DOI:10.1021/ol5015587