From the journal:

Chemical Communications

Ligand-free nickel-catalyzed arylation cascades for accessing pyrrolopyridin-2-one, pyranoindole-2,7-dione, and indolin-2-one frameworks with mechanistic insights†

Sk Shamim Ahamed, ORCID logo a   Uma Sankar Mandal,a   Debashree Manna ORCID logo *b  and  Tapas Ghosh ORCID logo *a  

* Corresponding authors

a Department of Chemistry, Jadavpur University, Kolkata 700032, India
E-mail: tapasghosh.chem@gmail.com, tapasg.chemistry@jadavpuruniversity.in

b Institute of Organic Chemistry and Biochemistry, Czech Academy of Sciences, v.v.i., Flemingovo nám. 2, 16000 Prague 6, Czech Republic
E-mail: debashree.manna@uochb.cas.cz

Abstract

A ligand-free nickel-catalyzed tandem carbocyclization–arylation reaction enables regioselective access to aryl- and heteroaryl-fused lactams in a one-pot process with broad substrate tolerance.

Graphical abstract: Ligand-free nickel-catalyzed arylation cascades for accessing pyrrolopyridin-2-one, pyranoindole-2,7-dione, and indolin-2-one frameworks with mechanistic insights

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Article information

DOI
https://doi.org/10.1039/D6CC00096G
Article type
Communication
Submitted
08 Jan 2026
Accepted
02 Apr 2026
First published
07 Apr 2026

Chem. Commun., 2026, Advance Article

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Ligand-free nickel-catalyzed arylation cascades for accessing pyrrolopyridin-2-one, pyranoindole-2,7-dione, and indolin-2-one frameworks with mechanistic insights

S. S. Ahamed, U. S. Mandal, D. Manna and T. Ghosh, Chem. Commun., 2026, Advance Article , DOI: 10.1039/D6CC00096G

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