LAUSR

About LAUSR
Donate
Contact Us

Follow us:

You are not signed in:

Sign Up!


   Articles with "dual photoredox" as a keyword



Nickel Dual Photoredox Catalysis for the Synthesis of Aryl Amines

Sign Up to like & get
recommendations! Published in 2018 at "Organometallics"

DOI: 10.1021/acs.organomet.8b00121

Abstract: In this work, a new dual photoredox nickel catalysis system has been utilized for the synthesize of aryl amines. Previously, our group has shown that a nickel catalyst in conjunction with a photosensitizer and a… read more here.

Keywords: system; dual photoredox; catalysis; photoredox ... See more keywords
Photo by bermixstudio from unsplash

Ti(OiPr)4-Enabled Dual Photoredox and Nickel-Catalyzed Arylation and Alkenylation of Cyclopropanols.

Sign Up to like & get
recommendations! Published in 2021 at "Organic letters"

DOI: 10.1021/acs.orglett.1c01795

Abstract: Readily available from esters or ketones, cyclopropanols are inclined to undergo diverse ring-opening transformations. Their one-electron oxidation is a conventional way to β-carbonyl radicals. However, despite this fact, their application as a coupling partner in… read more here.

Keywords: photoredox nickel; oipr enabled; nickel catalyzed; dual photoredox ... See more keywords

Selective Three-Component 1,2-Aminoalkoxylation of 1-Aryl-1,3-dienes by Dual Photoredox and Copper Catalysis.

Sign Up to like & get
recommendations! Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.2c03124

Abstract: A three-component 1,2-aminooxygenation reaction of 1,3-dienes by dual photoredox and copper catalysis is described. This protocol uses N-aminopyridinium salts as N-centered radical precursors and nucleophilic alcohols as oxygen sources, providing modular and practical access to… read more here.

Keywords: dual photoredox; three component; dienes dual; photoredox copper ... See more keywords

PCET-Mediated Ring-Opening Alkenylation of Cycloalkanols via Dual Photoredox and Cobalt Catalysis.

Sign Up to like & get
recommendations! Published in 2022 at "Organic letters"

DOI: 10.1021/acs.orglett.2c03894

Abstract: The construction of molecular skeletons and modification of molecules using widely available and easily prepared alcohols as radical precursors for coupling reactions are significant and challenging subjects. We herein report a straightforward strategy for the… read more here.

Keywords: opening alkenylation; cobalt catalysis; dual photoredox; alkenylation cycloalkanols ... See more keywords

Solving a Mystery with Classical and Dual Photoredox Catalysis: Application of Nickel in the Synthesis of Ergot Alkaloids.

Sign Up to like & get
recommendations! Published in 2024 at "Organic letters"

DOI: 10.1021/acs.orglett.4c01291

Abstract: A short synthesis of the ergot alkaloid lysergene and a formal total synthesis of lysergic acid diethylamide (LSD) under the avoidance of palladium and including two nickel-catalyzed steps instead have been developed. A key intermediate… read more here.

Keywords: mystery classical; solving mystery; dual photoredox; synthesis ergot ... See more keywords

Transition State Analysis of Key Steps in Dual Photoredox-Cobalt-Catalyzed Elimination of Alkyl Bromides.

Sign Up to like & get
recommendations! Published in 2024 at "ACS catalysis"

DOI: 10.1021/acscatal.3c06324

Abstract: A combination of inter- and intramolecular 13C kinetic isotope effects and density functional theory analysis is used to evaluate the key mechanistic events of sequentially operating catalytic cycles in the dual photoredox-cobalt-catalyzed elimination of alkyl… read more here.

Keywords: photoredox cobalt; alkyl; catalyzed elimination; dual photoredox ... See more keywords
Photo from academic.microsoft.com

Dual photoredox and nickel-catalyzed desymmetric C–O coupling reactions: visible light-mediated enantioselective synthesis of 1,4-benzodioxanes

Sign Up to like & get
recommendations! Published in 2018 at "Organic chemistry frontiers"

DOI: 10.1039/c8qo00805a

Abstract: 1,4-Benzodioxane widely exists as the core structure in many therapeutic agents and bioactive natural compounds. Hence, to access this kind of molecule, an enantioselective desymmetric C–O cross coupling reaction has been developed through dual visible… read more here.

Keywords: photoredox nickel; catalyzed desymmetric; dual photoredox; visible light ... See more keywords
Photo from wikipedia

Enantioselective reductive allylic alkylation enabled by dual photoredox/palladium catalysis.

Sign Up to like & get
recommendations! Published in 2023 at "Chemical communications"

DOI: 10.1039/d2cc06705f

Abstract: A dual photoredox/palladium catalyzed regio- and enantioselective reductive cross-coupling of allylic acetates with tertiary/secondary alkyl bromides has been achieved, and Hantzsch ester is used as a homogeneous organic reductant. This straightforward protocol enables the stereoselective… read more here.

Keywords: reductive allylic; photoredox palladium; dual photoredox; enantioselective reductive ... See more keywords

Open-air green-light-driven ATRP enabled by dual photoredox/copper catalysis

Sign Up to like & get
recommendations! Published in 2022 at "Chemical Science"

DOI: 10.1039/d2sc04210j

Abstract: Photoinduced atom transfer radical polymerization (photo-ATRP) has risen to the forefront of modern polymer chemistry as a powerful tool giving access to well-defined materials with complex architecture. However, most photo-ATRP systems can only generate radicals… read more here.

Keywords: photoredox; dual photoredox; photoredox copper; copper catalysis ... See more keywords

Thiocyanoalkylation of Alkenes via Dual Photoredox and Copper Catalysis

Sign Up to like & get
recommendations! Published in 2024 at "Organic Chemistry Frontiers"

DOI: 10.1039/d4qo01864h

Abstract: Organic thiocyanates are commonly used as an essential organic synthesis intermediate and widely present in various drug molecules and bioactive molecules. Herein, a copper and photoredox catalyzed thiocyanoalkylation reaction of... read more here.

Keywords: thiocyanoalkylation alkenes; dual photoredox; alkenes via; photoredox ... See more keywords

From conventional to dual Co/photoredox mediated reductive coupling of alkynes and alkenes

Sign Up to like & get
recommendations! Published in 2025 at "Organic Chemistry Frontiers"

DOI: 10.1039/d4qo02143f

Abstract: Metal-catalyzed reductive coupling reactions between alkenes and alkynes are a long-standing tradition as a way to create complex unsaturated building blocks of value in organic synthesis ventures. Here, we review... read more here.

Keywords: dual photoredox; photoredox mediated; reductive coupling; conventional dual ... See more keywords