Issue 40, 2022

Visible-light-induced alkylation of 2-iminochromene

Abstract

A metal-free, photochemical protocol for C-4 alkylation of 2-iminochromene has been developed by employing the naturally abundant feedstock carboxylic acid. Selective C-4 alkylation under photoredox conditions to access C-4 alkylated 2-iminochromene in up to 81% yield was achieved. In addition, biologically relevant chromophores can be easily incorporated under this protocol.

Graphical abstract: Visible-light-induced alkylation of 2-iminochromene

Supplementary files

Article information

Article type
Communication
Submitted
31 Aug 2022
Accepted
15 Sep 2022
First published
16 Sep 2022

Org. Biomol. Chem., 2022,20, 7891-7895

Visible-light-induced alkylation of 2-iminochromene

S. Singh and R. P. Singh, Org. Biomol. Chem., 2022, 20, 7891 DOI: 10.1039/D2OB01584F

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