Visible light-induced organophotoredox-catalyzed difunctionalization of alkenes and alkynes

S Gupta, A Kundu, S Ghosh, A Chakraborty… - Green Chemistry, 2023 - pubs.rsc.org
In the era of organic synthesis, the direct difunctionalization strategies of alkenes and
alkynes are very eminent, which open up an excellent route to introduce two functional …

Electrochemical functionalization of imidazopyridine and indazole: An overview

D Ghosh, S Ghosh, A Hajra - Advanced Synthesis & Catalysis, 2021 - Wiley Online Library
Electrochemical synthesis offers a mild, simple, and efficient tool for the preparation of
interesting and useful molecules, thus eluding severe chemical oxidizing and reducing …

Electrochemical Radical–Radical Cross-Coupling Approach between Sodium Sulfinates and 2H-Indazoles to 3-Sulfonylated 2H-Indazoles

W Kim, HY Kim, K Oh - Organic Letters, 2020 - ACS Publications
A direct cross-coupling between sodium sulfinates and 2 H-indazoles has been developed
under electrochemical conditions. The utilization of a graphite anode and platinum cathode …

Recent progress in sulfonylation via radical reaction with sodium sulfinates, sulfinic acids, sulfonyl chlorides or sulfonyl hydrazides

DQ Dong, QQ Han, SH Yang, JC Song, N Li… - …, 2020 - Wiley Online Library
Sodium sulfinates, sulfinic acids, sulfonyl chlorides and sulfonyl hydrazides as readily
available and efficient sulfonylation reagents have been extensively explored in recent …

Visible light-induced functionalization of indazole and pyrazole: a recent update

D Ghosh, S Ghosh, A Ghosh, P Pyne… - Chemical …, 2022 - pubs.rsc.org
Indazole and pyrazole are renowned as a prodigious class of heterocycles having versatile
uses in medicinal as well as industrial chemistry. Considering sustainable approaches …

An update on the use of sulfinate derivatives as versatile coupling partners in organic chemistry

J Aziz, A Hamze - Organic & Biomolecular Chemistry, 2020 - pubs.rsc.org
The use of sulfinic acids and their salts continues to be extensively developed in organic
chemistry. This is attributable to their dual capacity for acting as nucleophilic or electrophilic …

Recent advances in the application of sulfinic acids for the construction of sulfur-containing compounds

Y Lv, H Cui, N Meng, H Yue, W Wei - Chinese Chemical Letters, 2022 - Elsevier
Sulfur-containing organic compounds display wide applications in the field of materials
science, synthetic chemistry, and pharmaceutical industry. Thus, numerous synthetic …

N‐Heteroarylation of Sulfonamides: An Overview

S Ghosh, PP Pal, A Hajra - Advanced Synthesis & Catalysis, 2023 - Wiley Online Library
N‐Heteroaryl sulfonamides are an extremely significant variety of organosulfur compounds
that are present in many significant FDA‐approved drugs and therapeutic agents. Therefore …

Advances in oxosulfonylation reaction

S Ghosh, S Samanta, AK Ghosh… - … Synthesis & Catalysis, 2020 - Wiley Online Library
Oxosulfonylation is a difunctionalization protocol where oxo and sulfonyl groups are
introduced in one step to construct ketosulfones and N‐acylsulfonamides from simple and …

Electrochemically promoted C-3 amination of 2 H-indazoles

M Sun, Y Zhou, L Li, L Wang, Y Ma, P Li - Organic Chemistry Frontiers, 2021 - pubs.rsc.org
This paper reports a metal-free and external oxidant-free electrochemical method for the C-3
amination of 2H-indazoles. The protocol employs commercially available azoles and …