Fused Quinoidal Dithiophene‐Based Helicenes: Facile Synthesis via Intramolecular Radical‐Radical Coupling Reaction and Dynamics of Interconversion of Enantiomers

2021 ◽  
Author(s):  
Guangwu Li ◽  
Taisuke Matsuno ◽  
Yi Han ◽  
Shaofei Wu ◽  
Ya Zou ◽  
...  
Keyword(s):  
Coupling Reaction ◽  
Facile Synthesis ◽  
Radical Coupling ◽  
Radical Coupling Reaction

Facile synthesis of 1,2-thiobenzonitriles via Cu-catalyzed denitrogenative radical coupling reaction

2019 ◽  
Vol 55 (69) ◽  
pp. 10265-10268 ◽  
Author(s):  
Yao Zhou ◽  
Ya Wang ◽  
Yixian Lou ◽  
Qiuling Song
Keyword(s):  
Coupling Reaction ◽  
Facile Synthesis ◽  
Radical Coupling ◽  
Radical Coupling Reaction

The first example of denitrogenative radical coupling with 3-aminoindazoles is presented. A diverse array of 1,2-thiobenzonitriles were obtained in good yields with wide substrate scope via oxidative C–N cleavage of 3-aminoindazoles.

A novel C–C radical–radical coupling reaction promoted by visible light: facile synthesis of 6-substituted N-methyl 5,6-dihydrobenzophenanthridine alkaloids

RSC Advances ◽  
2016 ◽  
Vol 6 (56) ◽  
pp. 50500-50505 ◽  
Author(s):  
Zhaoying Liu ◽  
Yajun Huang ◽  
Hongqi Xie ◽  
Wei Liu ◽  
Jianguo Zeng ◽  
...  
Keyword(s):  
Visible Light ◽  
Coupling Reaction ◽  
Facile Synthesis ◽  
Radical Coupling ◽  
Radical Coupling Reaction ◽  
Electron Withdrawing Group

A photoredox mediated radical–radical coupling ofN-methyl 5,6-dihydrobenzophenanthridine alkaloids with α-electron withdrawing group substituted bromoalkane has been developed.

Photocatalyzed redox-neutral decarboxylative alkylation of heteroaryl methanamines

2021 ◽  
Vol 23 (2) ◽  
pp. 774-779
Author(s):  
Pengfei Niu ◽  
Jingya Yang ◽  
Yong Yuan ◽  
Yongxin Zhang ◽  
Chenxing Zhou ◽  
...  
Keyword(s):  
Copper Complex ◽  
Coupling Reaction ◽  
Blue Led ◽  
Radical Coupling ◽  
Radical Coupling Reaction ◽  
Led Irradiation

A redox-neutral decarboxylative radical–radical coupling reaction of heteroaryl methylamines with NHPI esters has been developed by employing a copper complex as a photocatalyst with blue LED irradiation.

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