Volume 2018, Issue 3 pp. 306-315
Full Paper

Hexafluoroisopropanol and Acetyl Chloride Promoted Catalytic Hydroarylation with Phenols

Sudeshna Roy

Sudeshna Roy

Division of Chemical Biology and Medicinal Chemistry and the Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, University of North Carolina, 27599 North Carolina, USA

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Hashim F. Motiwala

Hashim F. Motiwala

Department of Medicinal Chemistry, University of Kansas, Delbert M. Shankel Structural Biology Center, 2034 Becker Drive, West Campus, 66047 Lawrence, Kansas, USA

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Karl M. Koshlap

Karl M. Koshlap

Division of Chemical Biology and Medicinal Chemistry and the Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, University of North Carolina, 27599 North Carolina, USA

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Jeffrey Aubé

Corresponding Author

Jeffrey Aubé

Division of Chemical Biology and Medicinal Chemistry and the Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, University of North Carolina, 27599 North Carolina, USA

Division of Chemical Biology and Medicinal Chemistry and the Center for Integrative Chemical Biology and Drug Discovery, UNC Eshelman School of Pharmacy, University of North Carolina, North Carolina 27599, USA

E-mail: [email protected]

https://pharmacy.unc.edu/news/directory/jaube/

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Dedicated to Al Padwa on the occasion of his 80th birthday
First published: 30 November 2017
Citations: 10

Graphical Abstract

HFIP facilitates the mild catalytic hydroarylation of phenols to provide dihydrocoumarins using sub-stoichiometric amounts of acetyl chloride as catalyst.

Abstract

We report a catalytic hydroarylation method to convert phenols to dihydrocoumarins in hexafluoroisopropanol (HFIP) using acid generated from sub-stoichiometric amounts of acetyl chloride as catalyst. Attractive elements include easy set-up and isolation, and applicability to a range of phenols including natural product substrates.