Recent advances in catalytic C− H borylation reactions

L Xu, G Wang, S Zhang, H Wang, L Wang, L Liu, J Jiao… - Tetrahedron, 2017 - Elsevier
In the past decades, the iridium-catalyzed C–H bond borylation and other newly discovered
catalytic borylation reactions have received extensive research interests and developed into …

Iridium‐Catalysed C− H Borylation of Heteroarenes: Balancing Steric and Electronic Regiocontrol

JS Wright, PJH Scott, PG Steel - … Chemie International Edition, 2021 - Wiley Online Library
The iridium‐catalysed borylation of aromatic C− H bonds has become the preferred method
for the synthesis of aromatic organoboron compounds. The reaction is highly efficient …

Direct catalytic functionalization of indazole derivatives

S Ghosh, S Mondal, A Hajra - Advanced Synthesis & Catalysis, 2020 - Wiley Online Library
Indazoles are a very important class of N‐containing heterocycles with a wide range of
biological and medicinal properties. The presence of different functionalities on indazole …

Multidirectional synthesis of substituted indazoles via iridium-catalyzed C–H borylation

SA Sadler, AC Hones, B Roberts… - The Journal of …, 2015 - ACS Publications
In the absence of a steric directing group, iridium-catalyzed C–H borylation of N-protected
indazoles occurs rapidly and selectively at C-3 and the resulting boronate esters can be …

Direct C3‐Arylation of 2 H‐Indazole Derivatives with Aryl Bromides by using Low Loading of a Phosphine‐free Palladium Catalyst

F Belkessam, M Aidene, JF Soulé, H Doucet - ChemCatChem, 2017 - Wiley Online Library
The palladium‐catalyzed direct arylation of 2 H‐indazoles with aryl bromides for the
preparation of 3‐aryl‐2 H‐indazoles was found to proceed in high yields when using only …

Functionalization of indazoles by means of transition metal-catalyzed cross-coupling reactions

S El Kazzouli, G Guillaumet - Tetrahedron, 2016 - Elsevier
The indazole system was found in various biologically active molecules. For very recent
applications, indazole was reported as eg, selective estrogen receptor degraders, 1 …

An update on direct C–H bond functionalization of nitrogen-containing fused heterocycles

J Aziz, S Piguel - Synthesis, 2017 - thieme-connect.com
This report highlights the recent advances in direct C–H bond functionalization of 5, 5-and 6,
5-fused heterocycles containing at least two nitrogen atoms. Besides C–C bond formation, C …

Iridium‐katalysierte C‐H‐Borylierung von Heteroarenen: Eine Balance zwischen sterischer and elektronischer Regiokontrolle

JS Wright, PJH Scott, PG Steel - Angewandte Chemie, 2021 - Wiley Online Library
Abstract Die Ir‐katalysierte Borylierung aromatischer C‐H‐Bindungen ist heute die
bevorzugte Methode zur Synthese aromatischer Organoborverbindungen. Sie ist …

Pd(PPh3)4 Catalyzed Synthesis of Indazole Derivatives as Potent Anticancer Drug

JMR Saketi, SNM Boddapati, SF Adil, MR Shaik… - Applied Sciences, 2020 - mdpi.com
A series of 3-aryl indazoles and 1-methyl-3-aryl indazole derivatives are prepared with
exceptional yields by coupling with several arylboronic acids and methylation by two …

“On Water” Palladium Catalyzed Direct Arylation of 1H-Indazole and 1H-7-Azaindazole

K Gambouz, A El Abbouchi, S Nassiri, F Suzenet… - Molecules, 2020 - mdpi.com
The C3 direct arylation of 1 H-indazole and 1 H-7-azaindazole has been a significant
challenge due to the lack of the reactivity at this position. In this paper, we describe a mild …