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Visible-Light-Promoted Metal- and Photocatalyst-Free Reactions between Arylglyoxylic Acids and Tetraalkylthiuram Disulfides: Synthesis of α-Ketoamides

Subhankar Sarkar, Satyajit Pal, Anindita Mukherjee, Sougata Santra, Grigory V. Zyryanov, Adinath Majee*

*Department of Chemistry, Visva-Bharati (A Central University), Santiniketan 731235, India, Email: adinath.majeevisva-bharati.ac.in

S. Sarkar, S. Pal, A. Mukherjee, S. Santra, G. V. Zyryanov, A. Majee, J. Org. Chem., 2024, 89, 1473-1482.

DOI: 10.1021/acs.joc.3c02081



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Abstract

Visible light mediates a convenient oxidative cross-coupling of arylglyoxylic acids with tetraalkylthiuram disulfides to provide α-ketoamides in good yields under ambient air at room temperature via a radical pathway.

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proposed mechanism



Key Words

amides, photochemistry, PIDA


ID: J42-Y2024