Ayyakkannu Ragupathi

Visible Light Copper Photoredox-Catalyzed Aerobic Oxidative Coupling of Phenols and Terminal Alkynes: Regioselective Synthesis of Functionalized Ketones via C≡C Triple Bond Cleavage

Arunachalam Sagadevan, Vaibhav Pramod Charpe, Ayyakkannu Ragupathi et al. · Journal of the American Chemical Society · 2017 · 158 citations

Terminal Alkynes, Chemical Engineering, Cross-coupling Reaction +14

Photoinduced Copper‐Catalyzed Regioselective Synthesis of Indoles: Three‐Component Coupling of Arylamines, Terminal Alkynes, and Quinones

Arunachalam Sagadevan, Ayyakkannu Ragupathi, Kuo Chu Hwang · Angewandte Chemie International Edition · 2015 · 155 citations · Full text

Terminal Alkynes, Chemical Engineering, Complex Indoles +12

Visible-light initiated copper(<scp>i</scp>)-catalysed oxidative C–N coupling of anilines with terminal alkynes: one-step synthesis of α-ketoamides

Arunachalam Sagadevan, Ayyakkannu Ragupathi, Chun‐Cheng Lin et al. · Green Chemistry · 2014 · 149 citations

Terminal Alkynes, Bioorganic Chemistry, Engineering +18

Copper(<scp>i</scp>)-catalysed oxidative C–N coupling of 2-aminopyridine with terminal alkynes featuring a CC bond cleavage promoted by visible light

Ayyakkannu Ragupathi, Arunachalam Sagadevan, Chun‐Cheng Lin et al. · Chemical Communications · 2016 · 71 citations

Visible-light-induced, copper(i)-catalysed C-N coupling between o-phenylenediamine and terminal alkynes: one-pot synthesis of 3-phenyl-2-hydroxy-quinoxalines

Arunachalam Sagadevan, Ayyakkannu Ragupathi, Kuo Chu Hwang · Photochemical & Photobiological Sciences · 2013 · 65 citations

Terminal Alkynes, Chemical Engineering, Cross-coupling Reaction +8