Gold(I)-Catalyzed Addition of Carboxylic Acids to Alkynes
Bathoju Chandra Chary and Sunggak Kim*
*Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore, Email: sgkimntu.edu.sg
B. C. Chary, S. Kim, J. Org. Chem., 2010, 75, 7928-7931.
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PPh3AuCl/AgPF6-catalyzed hydroacyloxylation of alkynes with carboxylic acids affords the Markonikov addition products, whereas PPh3AuCl/AgOTf catalyst gives the more stable isomerized products via the Markonikov products.
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Esters, Carbonyl Compounds, Enols