Recent Progress in Arylmetalative Cyclization/Annulation of Functionalized Alkynes with Organoboranes

M Rajesh, GR Kumar - Asian Journal of Organic Chemistry, 2023 - Wiley Online Library
Achieving complex molecular assemblies in modular modes is always one of the top
priorities of the organic chemist. Cyclization/annulation of functionalized alkynes through …

Recent progress towards transition-metal-catalyzed arylative cyclization/annulation reactions with boronic acids

RK Maurya, S Bhukta, K Kishor, R Chatterjee… - Journal of Molecular …, 2023 - Elsevier
Boron-containing organometallic compounds had been always fascinated organic chemists
because it has been widely used in carbon-carbon bond formation reactions such as the …

Arylation of indole at C2 catalyzed by palygorskite grafted covalent organic frameworks supported palladium catalyst

N Ding, S Wu, Q Hu, J Liu, P Zhang, S Fu, H Zhao… - Applied Clay …, 2023 - Elsevier
A heterogeneous palladium catalyst, palygorskite grafted covalent organic frameworks
supported palladium (Pd-Pal/COF), was successfully prepared by a simple method. A series …

Indole Substrates to Carbazole Targets: An Update in the Discovery of an Ideal Synthetic Methodology.

P Behera, DS Ramakrishna… - … of Molecular & …, 2023 - search.ebscohost.com
Carbazole compounds have been proven to exhibit vital photophysical and biological
applications. Even simple carbazole derivatives were showing attractive biological activities …

[HTML][HTML] Lewis Acid-Catalyzed 2, 3-Dihydrofuran Acetal Ring-Opening Benzannulations toward Functionalized 1-Hydroxycarbazoles

S Yuan, G Guerra Faura, HE Areheart, NE Peulen… - Molecules, 2022 - mdpi.com
The development of a Lewis acid-catalyzed, intramolecular ring-opening benzannulation of
5-(indolyl) 2, 3-dihydrofuran acetals is described. The resulting 1-hydroxycarbazole-2 …

Copper-catalyzed radical trifluoroethylthiolation of arylboronic acids with PhSO2SCH2CF3

L Dong, J Liang, R Chen, X Xu, X Shao, Z Li - Tetrahedron Letters, 2022 - Elsevier
Abstract Trifluoroethylthio group (SCH 2 CF 3) is a key functionality in several
pharmaceutical and agrochemical compounds, the methods for the installation of the 2, 2, 2 …

Facile synthesis of N2-substituted-1, 2, 3-triazole from aryl ethynylene and azide via a one-pot two-step strategy

C Guan, J Ji, Z Li, Q Wei, X Wu, S Liu - Tetrahedron, 2022 - Elsevier
An efficient one-pot two-step synthetic strategy to access highly selective N 2-substituted-1,
2, 3-triazole from aryl ethynylenes, azides and furan has been developed via a radical …

A Sequential Cycloisomerization/Oxidative Aromatization of 2-Propargyl-cyclohexenones for Direct Access to Substituted Benzofurans

CR Reddy, K Wadekar, K Nair, YL Prapurna - Synthesis, 2022 - thieme-connect.com
A new approach for the synthesis of benzofurans starting from non-aromatic precursors is
reported. The reaction involves sequential DBU-mediated cycloisomerization for furanylation …

Palladium-catalyzed arylative benzannulation of 4-alkynyl-3-alkenyl indoles with arylboronic acids to benzo [cd] indoles

P Sathish, M Subbarao, YL Prapurna - Chemical Data Collections, 2022 - Elsevier
A new protocol employing arylative sequential reaction of alkynes with boronic acids in one-
pot has been developed to access benzo [cd] indoles as products via carbometalation of …

[PDF][PDF] Alkyne-Assisted Annulations involving Aromatization and Dearomatization

CR Reddy - chem.iiserkol.ac.in
& Bio-Sketch of Speakers – Invited Lecture - ‘RTCS-OBC-2021’ Alkyne-Assisted
Annulations involving Aromatizat Page 1 58th ACC of the ICS – Organic & Bio-Chemistry …