Photocatalytic annulation–alkynyl migration strategy for multiple functionalization of dual unactivated alkenes

Q Zhao, WJ Hao, HN Shi, T Xu, SJ Tu, B Jiang - Organic letters, 2019 - ACS Publications
A novel photoredox catalysis for multiple functionalization of two different types of
unactivated alkenes in a single operation was reported through a conceptually new mode of …

Bidirectional Elongation Strategy Using Ambiphilic Radical Linchpin for Modular Access to 1, 4-Dicarbonyls via Sequential Photocatalysis

A Matsumoto, N Maeda, K Maruoka - Journal of the American …, 2023 - ACS Publications
Organic molecules that can be connected to multiple substrates by sequential C–C bond
formations can be utilized as linchpins in multicomponent processes. While they are useful …

Photoredox-promoted alkyl radical addition/semipinacol rearrangement sequences of alkenylcyclobutanols: rapid access to cyclic ketones

S Yao, K Zhang, QQ Zhou, Y Zhao, DQ Shi… - Chemical …, 2018 - pubs.rsc.org
Two photo-catalytic tandem alkyl radical addition/semipinacol rearrangement reactions of
cycloalkanol-substituted styrenes with N-acyloxyphthalimides and O-acyl oximes have been …

Photo‐Catalyzed Redox‐Neutral 1, 2‐Dialkylation of Alkenes

WH Sun, JY Zou, XJ Xu, JL Wang… - … Synthesis & Catalysis, 2022 - Wiley Online Library
Difunctionalization of alkenes enables construction of complex compounds in one pot. In this
report, we presented an intermolecular, redox‐neutral three‐component …

Alkylarylation of alkenes with arylsulfonylacetate as bifunctional reagent via photoredox radical addition/smiles rearrangement cascade

C He, Y Wang, QX Li, Z Yan, K Zhang, SF Ni… - Chinese Chemical …, 2024 - Elsevier
The radical difunctionalization of alkenes with sulfonyl bifunctional represents a powerful
and straightforward approach to access functionalized alkane derivatives. However, both the …

Photoredox 1, 2-dicarbofunctionalization of unactivated alkenes via tandem radical difluoroalkylation and alkynyl migration

J Liu, W Li, J Xie, C Zhu - Organic Chemistry Frontiers, 2018 - pubs.rsc.org
Visible-light-mediated tandem radical difluoroalkylation and alkynylation of unactivated
alkenes is described in this communication. The process comprises a mild C–C bond …

Photoredox-Catalyzed Divergent Radical Cascade Annulations of 1,6-Enynes via Pyridine N-Oxide-Promoted Vinyl Radical Generation

B Wang, J Singh, Y Deng - Organic letters, 2023 - ACS Publications
The divergent organophotoredox-catalyzed radical cascade annulation reactions of 1, 6-
enynes were developed. A series of cyclopropane-fused hetero-and carbo-bicyclic, tricyclic …

A three-component difunctionalization of N-alkenyl amides via organophotoredox radical-polar crossover

RK Dhungana, A Granados, M Sharique… - Chemical …, 2022 - pubs.rsc.org
Herein, we report a three-component organophotoredox coupling of N-alkenyl amides with α-
bromocarbonyls and various nucleophiles. This transition metal-free difunctionalization …

Visible-light-induced alkoxycarbonylation/cyclization of 1, 7-enynes: synthesis of dihydropyranones containing all-carbon quaternary centers

JQ Chen, Q Chen, B Chen, J Wu - Organic Chemistry Frontiers, 2023 - pubs.rsc.org
A direct photoredox catalyzed radical-triggered tandem cyclization of 1, 7-enynes with
alkyloxalyl chlorides is developed. With this approach, a variety of dihydropyranones …

Photoredox-mediated N-centered radical addition/semipinacol rearrangement for the convenient synthesis of β-amino (spiro) cyclic ketones

TC Ma, S Yao, MM Qiao, F Yuan, DQ Shi… - Organic Chemistry …, 2021 - pubs.rsc.org
A visible light photoredox-catalyzed N-centered radical addition/semipinacol rearrangement
cascade of cycloalkanol-substituted 1H-indenes or styrenes with N-arylsulfonyl protected 1 …