Synthesis of Benzoazepinone Derivatives via Photoredox Deaminative Radical Cascade Alkylation of 1, 7-Dienes and 1, 7-Enynes

WC de Souza, RN Lima, IS de Jesus, JTM Correia… - …, 2023 - thieme-connect.com
A deaminative alkyl radical cascade cyclization of 1, 7-dienes is described under visible-
light photocatalysis. This method delivers a family of benzoazepinones (benzazepinones) …

Photochemical Radical Bicyclization of 1, 5-Enynes: Divergent Synthesis of Fluorenes and Azepinones

BS Gore, CC Chen, PY Lin, JJ Wang - Organic Letters, 2024 - ACS Publications
A dual nickel-and iridium-photocatalyzed radical cascade bicyclization reaction for the
synthesis of highly complex molecular structures in an atom-and step-economic manner has …

Photocatalytic Synthesis of Indanone, Pyrone, and Pyridinone Derivatives with Diazo Compounds as Radical Precursors

Y Xie, YP Bao, XY Zhuo, J Xuan - Organic Letters, 2024 - ACS Publications
We disclose herein a photocatalytic radical cascade cyclization of diazoalkanes for the
divergent synthesis of important carbocycles and heterocycles. Under the optimal reaction …

Synthesis of fused pyran derivatives via visible-light-induced cascade cyclization of 1, 7-enynes with acyl chlorides

CG Li, GQ Xu, PF Xu - Organic letters, 2017 - ACS Publications
A photocatalytic cascade cyclization of 1, 7-enynes with acyl chlorides has been
established. This method offers an operationally simple access to diverse fused pyran …

Visible Light Photoredox-Catalyzed Decarboxylative Alkylation of 3-aryl-oxetanes and azetidines via benzylic tertiary radicals and implications of benzylic radical …

MAJ Dubois, JJ Rojas, AJ Sterling… - The Journal of …, 2023 - ACS Publications
Four-membered heterocycles offer exciting potential as small polar motifs in medicinal
chemistry but require further methods for incorporation. Photoredox catalysis is a powerful …

Visible-light-promoted cascade radical cyclization: Synthesis of chroman-4-ones and dihydroquinolin-4-ones

HL Huang, JY Du, QL Li, F Gao… - The Journal of Organic …, 2020 - ACS Publications
A novel visible-light photoredox catalysis protocol for the effective and efficient synthesis of 3-
substituted chroman-4-ones and 2, 3-dihydroquinolin-4 (1 H)-ones via tandem radical …

Visible-Light-Induced 1,7-Enyne Dicyclization: Synthesis of Ester-Substituted Benzo[j]phenanthridines

JQ Chen, X Luo, M Chen, Y Chen, J Wu - Organic Letters, 2023 - ACS Publications
A novel alkoxycarbonyl-radical-triggered cascade cyclization of 1, 7-enynes, with alkyloxalyl
chlorides as the ester units, for the synthesis of benzo [j] phenanthridines is described. The …

Photoinduced oxidative cyclopropanation of ene-ynamides: synthesis of 3-aza [n. 1.0] bicycles via vinyl radicals

Y Deng, J Zhang, B Bankhead, JP Markham… - Chemical …, 2021 - pubs.rsc.org
The first photoinduced synthesis of polyfunctionalized 3-aza [n. 1.0] bicycles from readily
available ene-ynamides and 2, 6-lutidine N-oxide using an organic acridinium photocatalyst …

Visible-light induced generation of bifunctional nitrogen-centered radicals: a concise synthetic strategy to construct bicyclo [3.2. 1] octane and azepane cores

WL Yu, HW Jiang, L Yan, ZT Feng, YC Luo… - Science China …, 2021 - Springer
A photocatalytic tandem cyclization of o-alkenylbenzaldehydes using pyridinium salts as the
amination reagent is described. A variety of valuable seven-membered nitrogenous …