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Chemoselective deoxygenative α-arylation of carboxylic acids, amides, and esters: synthesis of anesthetic and anti-inflammatory compounds

  • Jabir Khan
  • , Aparna Tyagi
  • , Rima Samanta
  • , Chinmoy Kumar Hazra*
  • *Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

6 Scopus citations

Abstract

A metal-free strategy has been developed for the α-arylation of carboxylic acids, secondary amides, and esters employing arenes as key reagents. This process entails the Lewis-acid catalyzed reductive Friedel-Crafts alkylation of arenes utilizing α-ketoacids, facilitated by silane in HFIP solvent. The transformation exhibits exceptional functional group tolerance, enabling late-stage functionalization of natural products. This one-step protocol has been successfully used to synthesize commercially available drugs, such as adiphenine, piperidolate, derivatives of ketoprofen, ibuprofen, flurbiprofen, and the pesticide bromopropylate.

Original languageEnglish
Pages (from-to)10688-10691
Number of pages4
JournalChemical Communications
Volume60
Issue number77
DOIs
StatePublished - 2 Sep 2024
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2024 The Royal Society of Chemistry.

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Catalysis
  • Ceramics and Composites
  • General Chemistry
  • Surfaces, Coatings and Films
  • Metals and Alloys
  • Materials Chemistry

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