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 …

meta-Selective C–H borylation of benzamides and pyridines by an iridium–lewis acid bifunctional catalyst

L Yang, N Uemura, Y Nakao - Journal of the American Chemical …, 2019 - ACS Publications
We report herein the iridium-catalyzed meta-selective C–H borylation of benzamides by
using a newly designed 2, 2′-bipyridine (bpy) ligand bearing an alkylaluminum …

A directive Ni catalyst overrides conventional site selectivity in pyridine C–H alkenylation

T Zhang, YX Luan, NYS Lam, JF Li, Y Li, M Ye… - Nature chemistry, 2021 - nature.com
Achieving the transition metal-catalysed pyridine C3− H alkenylation, with pyridine as the
limiting reagent, has remained a long-standing challenge. Previously, we disclosed that the …

Rhodium-catalyzed relay carbenoid functionalization of aromatic C–H bonds toward fused heteroarenes

X Wu, H Xiong, S Sun, J Cheng - Organic letters, 2018 - ACS Publications
A rhodium-catalyzed annulation between ethyl benzimidates and α-aroyl sulfur ylides was
developed, affording a series of pyrano [4, 3, 2-ij] isoquinoline derivatives in moderate to …

Development and application of decatungstate catalyzed C–H 18 F-and 19 F-fluorination, fluoroalkylation and beyond

Z Yuan, R Britton - Chemical Science, 2023 - pubs.rsc.org
Over the past few decades, photocatalytic C–H functionalization reactions have received
increasing attention due to the often mild reaction conditions and complementary …

Steric shielding effects induced by intramolecular C–H··· O Hydrogen bonding: remote borylation directed by Bpin groups

JR Montero Bastidas, A Chhabra, Y Feng… - ACS …, 2022 - ACS Publications
Regioselectivities in catalytic C–H borylations (CHBs) have been rationalized using
simplistic steric models and correlations with nuclear magnetic resonance (NMR) chemical …

Palladium-Catalyzed meta-Selective C–H Functionalization by Noncovalent H-Bonding Interaction

G Li, Y Yan, P Zhang, X Xu, Z Jin - ACS Catalysis, 2021 - ACS Publications
Controlling positional selectivity represents one of the most important aspects in transition-
metal-catalyzed C–H bond functionalization. However, the conventional directing template …

Charge-controlled Pd catalysis enables the meta-C–H activation and olefination of arenes

A Mondal, M Díaz-Ruiz, F Deufel, F Maseras… - Chem, 2023 - cell.com
The regioselective C–H activation of arenes remains one of the most promising techniques
for accessing highly important functionalized motifs. Such functionalizations can generally …

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-catalyzed C4-Dearomative Allylation of Benzyl Ammoniums with Allyltributylstannane

Y Kayashima, M Komatsuda, K Muto… - Chemistry …, 2020 - academic.oup.com
A dearomative C4-allylation of benzyl ammoniums with allyltributylstannane by a palladium
catalysis is described. A triarylphosphine-ligated palladium catalyst, which is capable of …