Recent advances in Cu-catalyzed carbonylation with CO

X Yan, L Fan, X Zhang, G Liu - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
Transition metal-catalyzed carbonylation has emerged as a powerful and versatile strategy
for the efficient construction of complicated carbonyl-containing molecules from simple …

Iminoacylation of alkenes via photoredox N-heterocyclic carbene catalysis

YX Dong, CL Zhang, ZH Gao, S Ye - Organic Letters, 2023 - ACS Publications
The iminoacylation of alkenes via photoredox N-heterocyclic carbene catalysis is developed
with the employment of alkene-tethered α-imino-oxy acids and acyl imidazoles. The …

Asymmetric imino-acylation of alkenes enabled by HAT-photo/nickel cocatalysis

R Wang, C Wang - Chemical Science, 2023 - pubs.rsc.org
By merging nickel-mediated facially selective aza-Heck cyclization and radical acyl C–H
activation promoted by tetrabutylammonium decatungstate (TBADT) as a hydrogen atom …

Copper-catalyzed visible-light-induced ring-opening carbonylation of sulfonium salts

Y Zhang, ZP Bao, CS Kuai, XF Wu - Journal of Catalysis, 2023 - Elsevier
Herein, we developed a direct and effective strategy for the synthesis of sulfur-containing
carboxylic acid derivatives through copper/visible light catalyzed ring-opening carbonylation …

Diastereoselective and Stereodivergent Synthesis of 2‐Cinnamylpyrrolines Enabled by Photoredox‐Catalyzed Iminoalkenylation of Alkenes

X Shen, C Huang, XA Yuan, S Yu - Angewandte Chemie, 2021 - Wiley Online Library
A photoredox‐catalyzed iminoalkenylation of γ‐alkenyl O‐acyl oximes has been developed.
Readily available alkenylboronic acids serve as alkenylation reagents, leading to densely …

Experimental and Computational Studies of Palladium-Catalyzed Spirocyclization via a Narasaka–Heck/C(sp3 or sp2)–H Activation Cascade Reaction

WX Wei, Y Li, YT Wen, M Li, XS Li… - Journal of the …, 2021 - ACS Publications
The first synthesis of highly strained spirocyclobutane-pyrrolines via a palladium-catalyzed
tandem Narasaka–Heck/C (sp3 or sp2)–H activation reaction is reported here. The key step …

Regioselective synthesis of spirocyclic pyrrolines via a palladium-catalyzed Narasaka–Heck/C–H activation/[4+ 2] annulation cascade reaction

WX Wei, X Kong, RQ Jiao, XS Li, CT Wang, Y Li… - Chemical …, 2022 - pubs.rsc.org
A novel palladium-catalyzed spirocyclization through sequential Narasaka–Heck cyclization,
C–H activation and [4+ 2] annulation has been developed. In this reaction, cheap and …

Iron-catalyzed carbonylative cyclization of γ, δ-unsaturated aromatic oxime esters with amines

Y Zhang, XF Wu - Chemical Communications, 2020 - pubs.rsc.org
An efficient iron-catalyzed carbonylative cyclization of γ, δ-unsaturated aromatic oxime
esters with amines has been developed. A range of functionalized β-homoproline amide …

Ni-Catalyzed direct iminoalkynylation of unactivated olefins with terminal alkynes: facile access to alkyne-labelled pyrrolines

X Zhang, D Qi, C Jiao, Z Zhang, X Liu… - Organic Chemistry …, 2021 - pubs.rsc.org
The direct iminoalkynylation of unactivated olefins with terminal alkynes is achieved for the
first time by nickel-catalyzed cascade iminyl-radical cyclization/Sonogashira-type coupling of …

Synthesis of functionalized pyrrolines via microwave-promoted iminyl radical cyclizations

J Singh, GA Nickel, Y Cai, DD Jones, TJ Nelson… - Organic …, 2021 - ACS Publications
O-Phenyloximes tethered to alkenes undergo 5-exo-trig iminyl radical cyclizations upon
microwave irradiation. Trapping of the resulting cyclic radicals results in C–C, C–N, C–O, C …