[HTML][HTML] Visible-light-induced bromoetherification of alkenols for the synthesis of β-bromotetrahydrofurans and-tetrahydropyrans

R Lin, H Sun, C Yang, Y Yang… - Beilstein Journal of …, 2015 - beilstein-journals.org
A visible-light-induced photoredox-catalyzed bromoetherification of alkenols is described.
This approach, with CBr 4 as the bromine source through generation of bromine in situ …

Visible-light photoredox catalysis-enabled borocyclopropanation of alkenes

SS Luo, H Shen, SJ Li, T Cao, YP Luo… - Organic Chemistry …, 2022 - pubs.rsc.org
Reported herein is a convenient method for the synthesis of cyclopropyl boronates via
visible-light photoredox-catalyzed borocyclopropanation of alkenes. Its wide substrate scope …

Electrophotochemical Ring-Opening Bromination of tert-Cycloalkanols

K Yamamoto, H Toguchi, M Kuriyama… - The Journal of …, 2021 - ACS Publications
An electrophotochemical ring-opening bromination of unstrained tert-cycloalkanols has
been developed. This electrophotochemical method enables the oxidative transformation of …

Visible light photoredox-catalyzed arylative ring expansion of 1-(1-arylvinyl) cyclobutanol derivatives

SJ Kwon, DY Kim - Organic letters, 2016 - ACS Publications
A visible light mediated photocatalytic arylation/ring expansion of alkenylcyclobutanols has
been developed. This approach provides a mild and operationally simple access to the …

Visible light photoredox-catalyzed alkylation/ring expansion sequences of 1-(1-arylvinyl) cyclobutanol derivatives

SJ Kwon, YJ Kim, DY Kim - Tetrahedron Letters, 2016 - Elsevier
A visible light-mediated photocatalytic bis (alkoxycarbonyl) methylation/ring expansion of
alkenyl cyclobutanols is described. This approach provides a mild and operationally simple …

Photoredox-catalyzed addition of dibromofluoromethane to alkenes: direct synthesis of 1-bromo-1-fluoroalkanes

F Chen, XH Xu, FL Qing - Organic Letters, 2021 - ACS Publications
Reported herein is a direct and efficient route to 1-bromo-1-fluoroalkanes through the
reaction of unactivated alkenes with dibromofluoromethane under photoredox catalysis. The …

Visible light photoredox catalyzed biaryl synthesis using nitrogen heterocycles as promoter

Z Xu, L Gao, L Wang, M Gong, W Wang, R Yuan - ACS Catalysis, 2015 - ACS Publications
Although transition-metal-catalyzed direct arylation of aromatic C–H bonds is one of the
most efficient ways for the construction of biaryl targets, it is also expected for other …

Visible light mediated organocatalytic activation of ethyl bromofluoroacetate: Coupling with indoles and anilines

SD Jadhav, D Bakshi, A Singh - The Journal of Organic Chemistry, 2015 - ACS Publications
The activation of ethyl bromofluoroacetate employing a visible light mediated, Eosin Y
catalyzed photoredox transformation is reported. Using indoles and anilines as …

Photocatalytic dehydrogenated etherification of 2-aryl benzylic alcohols

Z Liang, C Liu, J Fan, M Wang, X Yan, M Huang… - Green …, 2022 - pubs.rsc.org
Here we describe an efficient and practical method for the conversion of 2-aryl benzylic
alcohols into the corresponding chromenes through visible-light-induced photoredox …

Visible light-induced intermolecular radical addition: facile access to γ-ketoesters from alkyl-bromocarboxylates and enamines

B Hu, H Chen, Y Liu, W Dong, K Ren, X Xie… - Chemical …, 2014 - pubs.rsc.org
A highly efficient addition of alkyl α-bromocarboxylates to enamines by visible light-induced
photoredox catalysis is reported. Compared with traditional methods, the reaction described …