Visible light catalyzed reaction of α-bromochalcones with chalcones: direct access to the urundeuvine scaffold

2018 ◽  
Vol 16 (39) ◽  
pp. 7152-7156 ◽  
Author(s):  
Bhupal Singh Karki ◽  
Mukund M. D. Pramanik ◽  
Ruchir Kant ◽  
Namrata Rastogi
Keyword(s):  
Visible Light ◽  
Direct Access ◽  
Vinyl Radicals

The α-keto vinyl radicals generated from α-bromochalcones under visible light photoredox catalyzed conditions were trapped by chalcones.

Direct Access to α‐Aminosilanes Enabled by Visible‐Light‐Mediated Multicomponent Radical Cross‐Coupling

2021 ◽  
Author(s):  
Xiaoye Yu ◽  
Constantin Gabriel Daniliuc ◽  
Fatmah Ali Alasmary ◽  
Armido Studer
Keyword(s):  
Visible Light ◽  
Cross Coupling ◽  
Direct Access

Direct Access to α-Acyloxycarbonyl Compounds and Esters via Oxidative Esterification of Aldehydes under Visible Light

2021 ◽  
Author(s):  
Anindita Bhowmick ◽  
Prakash K Warghude ◽  
Pankaj D Dharpure ◽  
Ramakrishna G. Bhat
Keyword(s):  
Visible Light ◽  
Benzyl Bromide ◽  
Direct Access ◽  
Efficient Synthesis ◽  
Oxidative Esterification

Herein we report the efficient synthesis of α-acyloxycarbonyl compounds and esters starting directly from aldehydes and α-bromocarbonyl compounds/benzyl bromide derivatives and bromo nitriles using an organic photocatalyst in combination with...

Visible-light-mediated arylation of ortho-hydroxyarylenaminones: direct access to isoflavones

2020 ◽  
Vol 56 (17) ◽  
pp. 2606-2609 ◽  
Author(s):  
Satenik Mkrtchyan ◽  
Viktor O. Iaroshenko
Keyword(s):  
Visible Light ◽  
Direct Synthesis ◽  
Direct Access ◽  
Onium Salts

The first visible-light-promoted direct synthesis of isoflavones following the arylation of ortho-hydroxyarylenaminones by aryl onium salts was developed.

Eosin Y catalyzed difunctionalization of styrenes using O2 and CS2: a direct access to 1,3-oxathiolane-2-thiones

2016 ◽  
Vol 18 (15) ◽  
pp. 4240-4244 ◽  
Author(s):  
Arvind K. Yadav ◽  
Lal Dhar S. Yadav
Keyword(s):  
Visible Light ◽  
Regioselective Synthesis ◽  
Direct Access ◽  
Eosin Y ◽  
One Pot

An efficient, one-pot, highly regioselective synthesis of 1,3-oxathiolane-2-thiones from styrenes, CS2, atmospheric O2 and visible light is reported.

Visible-light-mediated de-aminative alkylation of N-arylamines with alkyl Katritzky salts

2019 ◽  
Vol 6 (23) ◽  
pp. 3902-3905 ◽  
Author(s):  
Yuliang Xu ◽  
Ze-Jun Xu ◽  
Zhao-Peng Liu ◽  
Hongxiang Lou
Keyword(s):  
Visible Light ◽  
Direct Access ◽  
Mild Conditions

A visible-light-mediated de-aminative alkylation of N-arylamines has been developed, providing direct access to α-amino C–H functionalization from readily available Katritzky salts under mild conditions.

Visible-light-mediated direct access to α-ketoamides by dealkylative amidation of tertiary amines with benzoylformic acids

2019 ◽  
Vol 60 (43) ◽  
pp. 151191 ◽  
Author(s):  
Zhiguo Zhang ◽  
Fangnan Liu ◽  
Jingwen Chen ◽  
Kai Zhou ◽  
Zongbi Bao ◽  
...  
Keyword(s):  
Visible Light ◽  
Direct Access ◽  
Tertiary Amines
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