Visible-light-facilitated P-center radical addition to C=X (X = C, N) bonds results in cyclizations

2021 ◽  
Author(s):  
Shang-Dong Yang ◽  
Chong Li ◽  
Juan Wang
Keyword(s):  
Visible Light ◽  
Organophosphorus Compounds ◽  
Radical Addition ◽  
Radical Reactions

Visible-light-facilitated phosphorus radical reactions have been developed as a powerful and sustainable tool for the synthesis of various organophosphorus compounds. In general, these reactions require stoichiometric amounts of oxidants, and...

Highly Diastereoselective Radical Reactions of Substituted Methylideneimidazolidinones and Related Systems

2004 ◽  
Vol 57 (7) ◽  
pp. 629 ◽  
Author(s):  
George A. Adamson ◽  
Athelstan L. J. Beckwith ◽  
Christina L. L. Chai
Keyword(s):  
Radical Addition ◽  
Radical Reactions

Stannane-mediated radical addition to methylideneimidazolidinones occurs with good to excellent diastereo-selectivity. The stereochemical outcome of addition is highly dependent on the nature of the N1 substituent on the imidazolidinone ring.

Synthesis of Isoquinoline-1,3(2H,4H)-diones by Visible-light-mediated the Cyclization of Acryloylbenzamides with Alkyl Boronic Acids, Arylsulfonylhydrazides and Oxime Esters

Synthesis ◽  
2022 ◽  
Author(s):  
Jiahui Fu ◽  
Xingxing Cai ◽  
Yihuo Liu ◽  
Jing-Hua Li ◽  
Dongping Cheng ◽  
...  
Keyword(s):  
Visible Light ◽  
Bioactive Compounds ◽  
Boronic Acids ◽  
Radical Addition ◽  
Tandem Reaction ◽  
Good Opportunity ◽  
Mild Conditions ◽  
Reaction Proceeds

An efficient visible-light-mediated tandem reaction of acryloylbenzamides with alkyl boronic acids, arylsulfonylhydrazides and oxime esters is developed. The reaction proceeds the radical addition and cyclization to give various isoquinoline-1,3(2H,4H)-diones in satisfactory yields under mild conditions, which provides a good opportunity to discover new meaningful bioactive compounds.

Transition metal-free, visible-light-mediated construction of α,β-diamino esters via decarboxylative radical addition at room temperature

2019 ◽  
Vol 6 (13) ◽  
pp. 2245-2249 ◽  
Author(s):  
Guibing Wu ◽  
Jingwen Wang ◽  
Chengyu Liu ◽  
Maolin Sun ◽  
Lei Zhang ◽  
...  
Keyword(s):  
Transition Metal ◽  
Visible Light ◽  
Carboxylic Acids ◽  
Room Temperature ◽  
Radical Addition ◽  
Metal Free ◽  
Radical Coupling

A metal-free photoredox catalyzed decarboxylative radical coupling of free-carboxylic acids and glyoxylic oximes was developed to synthesize α,β-diamino acids.

scholarly journals Visible-light-induced deoxygenative C2-sulfonylation of quinoline N-oxides with sulfinic acids for the synthesis of 2-sulfonylquinoline via radical reactions

2019 ◽  
Vol 40 (10) ◽  
pp. 1494-1498 ◽  
Author(s):  
Dao-Qing Dong ◽  
Li-Xia Li ◽  
Guang-Hui Li ◽  
Qi Deng ◽  
Zu-Li Wang ◽  
...  
Keyword(s):  
Visible Light ◽  
Radical Reactions ◽  
Sulfinic Acids

Visible-light-mediated radical cascade reaction: synthesis of 3-bromocoumarins from alkynoates

2017 ◽  
Vol 15 (41) ◽  
pp. 8820-8826 ◽  
Author(s):  
Shangbiao Feng ◽  
Jinlai Li ◽  
Zaimin Liu ◽  
Haiyu Sun ◽  
Hongliang Shi ◽  
...  
Keyword(s):  
Visible Light ◽  
Cascade Reaction ◽  
Radical Addition ◽  
Reaction Synthesis ◽  
Radical Cascade

The development of a visible-light mediated bromo radical addition/spirocyclization/ester migration cascade reaction to generate 3-bromocoumarins from alkynoates is reported.

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