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Development of Carbazole-Cored Organo-Photocatalyst for Visible Light-Driven Reductive Pinacol/Imino-Pinacol Coupling

Samrat Kundu, Lisa Roy and Modhu Sudan Maji*

*Department of Chemistry, Indian Institute of Technology Kharagpur, Kharagpur 721302, India, Email: msmchem.iitkgp.ac.in

S. Kundu, L. Roy, M. S. Maji, Org. Lett., 2022, 24, 9001-9006.

DOI: 10.1021/acs.orglett.2c03600


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Abstract

Benzoperylenocarbazole (BPC), a unique carbazole-based organophotocatalyst, is a potent organo-photoreductant. Under irradiation of blue light employing low catalyst loading (0.5 mol %), the reductive coupling of carbonyls and imines gave vicinal diols and diamines in excellent yields.

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proposed mechanism



Key Words

Pinacol Coupling, Vicinal Diamines, Photochemistry, Organocatalysis


ID: J54-Y2022