Transition-metal-catalyzed C–H bond alkylation using olefins: recent advances and mechanistic aspects
Transition metal catalysis has contributed immensely to C–C bond formation reactions over
the last few decades, and alkylation is no exception. The superiority of such methodologies …
the last few decades, and alkylation is no exception. The superiority of such methodologies …
Transition-Metal-Catalyzed Divergent C–H Functionalization of Five-Membered Heteroarenes
S Jeong, JM Joo - Accounts of Chemical Research, 2021 - ACS Publications
Conspectus Conversion of common reactants to diverse products is a key objective of
organic syntheses. Recent developments in transition-metal-catalyzed C–H functionalization …
organic syntheses. Recent developments in transition-metal-catalyzed C–H functionalization …
A machine-learning tool to predict substrate-adaptive conditions for Pd-catalyzed C–N couplings
NI Rinehart, RK Saunthwal, J Wellauer, AF Zahrt… - Science, 2023 - science.org
Machine-learning methods have great potential to accelerate the identification of reaction
conditions for chemical transformations. A tool that gives substrate-adaptive conditions for …
conditions for chemical transformations. A tool that gives substrate-adaptive conditions for …
High-level data fusion enables the chemoinformatically guided discovery of chiral disulfonimide catalysts for atropselective iodination of 2-amino-6-arylpyridines
BT Rose, JC Timmerman, SA Bawel… - Journal of the …, 2022 - ACS Publications
The atropselective iodination of 2-amino-6-arylpyridines catalyzed by chiral disulfonimides
(DSIs) is described. Key to the development of this transformation was the use of a …
(DSIs) is described. Key to the development of this transformation was the use of a …
Accessing Diverse Azole Carboxylic Acid Building Blocks via Mild C–H Carboxylation: Parallel, One-Pot Amide Couplings and Machine-Learning-Guided Substrate …
This manuscript describes a mild, functional group tolerant, and metal-free C–H
carboxylation that enables direct access to azole-2-carboxylic acids, followed by amide …
carboxylation that enables direct access to azole-2-carboxylic acids, followed by amide …
DalPhos/Nickel-Catalyzed C2–H Arylation of 1, 3-Azoles Using a Dual-Base System
NE Bodé, M Stradiotto - Organic Letters, 2023 - ACS Publications
We report a versatile method for C2 functionalization of (benz) oxazoles and (benzo)
thiazoles employing a tert-butylimino-tri (pyrrolidino) phosphorane/sodium trifluoroacetate …
thiazoles employing a tert-butylimino-tri (pyrrolidino) phosphorane/sodium trifluoroacetate …
Recent advances in transition-metal-free late-stage CH and NH arylation of heteroarenes using diaryliodonium salts
T Besson, C Fruit - Pharmaceuticals, 2021 - mdpi.com
Transition-metal-free direct arylation of CH or NH bonds is one of the key emerging
methodologies that is currently attracting tremendous attention. Diaryliodonium salts serve …
methodologies that is currently attracting tremendous attention. Diaryliodonium salts serve …
Synthesis of 2-benzyl benzoxazoles and benzothiazoles via elemental sulfur promoted cyclization of styrenes with 2-nitrophenols and N, N-dialkyl-3-nitroanilines
TK Chau, NT Ho, TH Ho, AT Nguyen… - Organic & …, 2024 - pubs.rsc.org
Herein we report a method for affording 2-benzyl benzoxazoles from substituted styrenes
and 2-nitrophenols. The success of this method relies on the use of simple reagents, namely …
and 2-nitrophenols. The success of this method relies on the use of simple reagents, namely …
Optimal Balance in the Catalyst Dynamics Enables C(2)−H Arylation of (Benz)imidazoles and (Benz)oxazoles by an In Situ‐Generated Ni/NHC System
OV Khazipov, KE Shepelenko, SB Soliev… - …, 2022 - Wiley Online Library
An efficient method for the C (2)− H arylation of (benz) imidazoles and (benz) oxazoles with
aryl chlorides and aryl bromides under Ni/NHC catalysis has been developed. The main …
aryl chlorides and aryl bromides under Ni/NHC catalysis has been developed. The main …
Unusual Regioselective C–H Difluoroalkylation of Heteroarenes under Photoredox Catalysis
We disclose a new general strategy for the site-selective difluoroalkylation of
nonprefunctionalized heteroarenes, such as quinoxaline at the C-8 position, and …
nonprefunctionalized heteroarenes, such as quinoxaline at the C-8 position, and …