Visible‐Light Photocatalysis of the Ketyl Radical Coupling Reaction

2018 ◽  
Author(s):  
Qing Xia ◽  
Jianyang Dong ◽  
Hongjian Song ◽  
Qingmin Wang
Keyword(s):  
Visible Light ◽  
Coupling Reaction ◽  
Visible Light Photocatalysis ◽  
Ketyl Radical ◽  
Radical Coupling ◽  
Radical Coupling Reaction

A photoredox catalyzed radical–radical coupling reaction: facile access to multi-substituted nitrogen heterocycles

2016 ◽  
Vol 52 (48) ◽  
pp. 7596-7599 ◽  
Author(s):  
Weipeng Li ◽  
Yingqian Duan ◽  
Muliang Zhang ◽  
Jian Cheng ◽  
Chengjian Zhu
Keyword(s):  
Visible Light ◽  
Nitrogen Heterocycles ◽  
Coupling Reaction ◽  
Radical Coupling ◽  
Radical Coupling Reaction

A visible light mediated radical–radical coupling reaction towards the construction of valuable nitrogen heterocycles has been developed. Piperidine, pyrrolidine, indole, and azetidine scaffolds were synthesized in good to excellent yields from simple substrates.

Synthesis of 1,2-amino alcohols by decarboxylative coupling of amino acid derived α-amino radicals to carbonyl compounds via visible-light photocatalyst in water

2020 ◽  
Vol 22 (2) ◽  
pp. 336-341 ◽  
Author(s):  
Shulei Pan ◽  
Min Jiang ◽  
Jinjin Hu ◽  
Ruigang Xu ◽  
Xiaofei Zeng ◽  
...  
Keyword(s):  
Amino Acids ◽  
Visible Light ◽  
Carbonyl Compounds ◽  
Room Temperature ◽  
Coupling Reaction ◽  
Amino Alcohols ◽  
Visible Light Photocatalyst ◽  
Radical Coupling ◽  
Decarboxylative Coupling ◽  
Radical Coupling Reaction

A general and efficient visible-light photoredox-catalyzed decarboxylative radical coupling reaction of N-aryl amino acids with aldehydes or ketones for the synthesis of 1,2-amino alcohols in water at room temperature is described.

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.

Visible light-induced alkylpyridylation of styrenes via a reductive radical three-component coupling

2021 ◽  
Author(s):  
Jingmiao Yu ◽  
Liwen Zhu ◽  
Huan Gao ◽  
Xiaoyuan Hong ◽  
Tingting Chen
Keyword(s):  
Visible Light ◽  
Coupling Reaction ◽  
Metal Free ◽  
Radical Coupling ◽  
Radical Coupling Reaction ◽  
Three Component Coupling

A visible light-induced and metal-free strategy for the intermolecular three-compoment alkylpyridylation of styrenes is reported. Hantzsch ester was found to be key to initiate the overall reductive radical coupling reaction....

Visible-Light-Driven Electron Donor–Acceptor Complex Induced Sulfonylation of Diazonium Salts with Sulfinates

2021 ◽  
Author(s):  
Xin Liang ◽  
Yufei Li ◽  
Qing Xia ◽  
Lan Cheng ◽  
Jianbo Guo ◽  
...  
Keyword(s):  
Visible Light ◽  
Electron Donor ◽  
Coupling Reaction ◽  
Diazonium Salts ◽  
Acceptor Complex ◽  
Radical Coupling ◽  
Visible Light Driven ◽  
Donor Acceptor ◽  
Radical Coupling Reaction ◽  
Eda Complex

This work reports an efficient sulfonylation enabled by visible-light-induced radical coupling reaction between phenyl/heterocyclic diazonium salts and sulfinates. Mechanistic experiments disclosed the formation of a versatile electron donor–acceptor (EDA) complex....

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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