Synthesis of quinolines through three-component cascade annulation of aryl diazonium salts, nitriles, and alkynes

H Wang, Q Xu, S Shen, S Yu - The Journal of Organic Chemistry, 2017 - ACS Publications
An efficient and rapid synthesis of multiply substituted quinolines is described. This method
is enabled by a three-component cascade annulation of readily available aryl diazonium …

Synthesis of 3‐Iodoquinolines by Copper‐Catalyzed Tandem Annulation from Diaryliodoniums, Nitriles, and 1‐Iodoalkynes

X Wang, X Wang, D Huang, C Liu… - Advanced Synthesis & …, 2016 - Wiley Online Library
Synthesis of 3‐Iodoquinolines by Copper‐Catalyzed Tandem Annulation from
Diaryliodoniums, Nitriles, and 1‐Iodoalkynes - Wang - 2016 - Advanced Synthesis & …

A facile synthesis of substituted 2-alkylquinolines through [3+ 3] annulation between 3-ethoxycyclobutanones and aromatic amines at room temperature

G Shan, X Sun, Q Xia, Y Rao - Organic Letters, 2011 - ACS Publications
An efficient single-step approach toward the synthesis of 2-alkylquinolines is described.
Through a Lewis acid mediated [3+ 3] annulation reaction between 3-ethoxycyclobutanones …

Preparation of 4 (3H)-quinazolinones from aryldiazonium salt, nitriles and 2-aminobenzoate via a cascade annulation

M Ramanathan, MT Hsu, ST Liu - Tetrahedron, 2019 - Elsevier
One-pot synthesis of 3-aryl-4 (3H)-quinazolinones has been realized through a cascade
annulation. Reaction of aryldiazonium salt with a nitrile provides in situ generation of a …

Enantioselective annulations for dihydroquinolones by in situ generation of azolium enolates

A Lee, A Younai, CK Price, J Izquierdo… - Journal of the …, 2014 - ACS Publications
A convergent, catalytic asymmetric formal [4+ 2] annulation for the synthesis of
dihydroquinolones has been developed. Carboxylic acids can be employed as precursors to …

Copper-Catalyzed [4+ 1+ 1] Annulation of Ammonium Salts and Anthranils: Synthesis of 2, 3-Diaroylquinolines

JC Yang, CW Ma, ML Liao, PG Li… - The Journal of Organic …, 2024 - ACS Publications
A copper (I)-catalyzed protocol is developed for the synthesis of various 2, 3-
diaroylquinolines starting from achiral ammonium salts and anthranils through [4+ 1+ 1] …

Synthesis of highly substituted quinolines via a tandem ynamide benzannulation/iodocyclization strategy

TP Willumstad, PD Boudreau… - The Journal of Organic …, 2015 - ACS Publications
A two-stage “tandem strategy” for the regiocontrolled synthesis of very highly substituted
quinolines is described. Benzannulation based on the reaction of cyclobutenones or diazo …

Synthesis of 2, 4-Diarylquinoline Derivatives via Chloranil-Promoted Oxidative Annulation and One-Pot Reaction

D Cheng, X Yan, J Shen, Y Pu, X Xu, J Yan - Synthesis, 2020 - thieme-connect.com
An oxidative annulation for the synthesis of 2, 4-diarylquinolines from o-allylanilines is
disclosed that uses recyclable reagent Chloranil as the oxidant. The corresponding products …

One-pot synthesis of quinazoline derivatives via [2+ 2+ 2] cascade annulation of diaryliodonium salts and two nitriles

X Su, C Chen, Y Wang, J Chen, Z Lou… - Chemical …, 2013 - pubs.rsc.org
An efficient one-pot approach to multiple substituted quinazolines with diaryliodonium salt 1,
and two nitriles 2 has been presented. The reaction enables great flexibility of the …

Transition Metal-Free Synthesis of 3-Acylquinolines through Formal [4+ 2] Annulation of Anthranils and Enaminones

KL Zhang, JC Yang, Q Guo, LH Zou - Catalysts, 2023 - mdpi.com
A transition metal-free protocol has been developed for the synthesis of 3-acyl quinolines
through aza-Michael addition and intramolecular annulation of enaminones with anthranils …