Cooperative catalysis and activation with N‐heterocyclic carbenes

MH Wang, KA Scheidt - Angewandte Chemie International …, 2016 - Wiley Online Library
N‐Heterocyclic carbene (NHC) catalysis has emerged as a powerful stratagem in organic
synthesis to construct complex molecules primarily by polarity reversal (umpolung) …

Additive effects on asymmetric catalysis

L Hong, W Sun, D Yang, G Li, R Wang - Chemical Reviews, 2016 - ACS Publications
This review highlights a number of additives that can be used to make asymmetric reactions
perfect. Without changing other reaction conditions, simply adding additives can lead to …

Atroposelective access to oxindole-based axially chiral styrenes via the strategy of catalytic kinetic resolution

C Ma, FT Sheng, HQ Wang, S Deng… - Journal of the …, 2020 - ACS Publications
Atroposelective synthesis of axially chiral molecules has attracted substantial attention from
chemists because of the importance of such molecules. However, catalytic asymmetric …

N-Heterocyclic carbene-catalyzed enantioselective (dynamic) kinetic resolutions and desymmetrizations

Y Zhang, H Cai, X Gan, Z Jin - Science China Chemistry, 2024 - Springer
N-heterocyclic carbene-catalyzed enantioselective kinetic resolutions, dynamic kinetic
resolutions, and desymmetrization reactions are systematically reviewed. The content is …

Synthesis of Axially Chiral Aldehydes by N‐Heterocyclic‐Carbene‐Catalyzed Desymmetrization Followed by Kinetic Resolution

Y Wu, M Li, J Sun, G Zheng… - Angewandte Chemie …, 2022 - Wiley Online Library
Axially chiral aldehydes have received increasing attention in enantioselective catalysis.
However, only very few catalytic methods have been developed to construct structurally …

Enantioselective access to triaryl-2-pyrones with monoaxial or contiguous C–C diaxes via oxidative NHC catalysis

SC Zhang, S Liu, X Wang, SJ Wang, H Yang, L Li… - ACS …, 2023 - ACS Publications
We present herein an unprecedented stereoselective synthesis of triaryl-2-pyrones with
monoaxial or contiguous diaxes from readily available starting materials. This N-heterocyclic …

Diastereo-and atroposelective synthesis of bridged biaryls bearing an eight-membered lactone through an organocatalytic cascade

S Lu, JY Ong, H Yang, SB Poh, X Liew… - Journal of the …, 2019 - ACS Publications
We present herein an unprecedented stereoselective synthesis of bridged biaryls with
defined axial and central chirality from readily available starting materials. This N …

N-Heterocyclic Carbene-Catalyzed [3+4] Cycloaddition and Kinetic Resolution of Azomethine Imines

M Wang, Z Huang, J Xu, YR Chi - Journal of the American …, 2014 - ACS Publications
The first N-heterocyclic carbene (NHC)-catalyzed [3+ 4] cycloaddition of azomethine imines
and enals is disclosed. Oxidative catalytic remote activation of enals affords 1, 4 …

Kinetic Resolution of 1, 1′‐Biaryl‐2, 2′‐Diols and Amino Alcohols through NHC‐Catalyzed Atroposelective Acylation

S Lu, SB Poh, Y Zhao - Angewandte Chemie International …, 2014 - Wiley Online Library
We present here a highly efficient NHC‐catalyzed kinetic resolution of a wide range of 1, 1′‐
biaryl‐2, 2′‐diols and amino alcohols to provide them in uniformly≥ 99% ee. This …

NHC-catalyzed atropoenantioselective synthesis of axially chiral biaryl amino alcohols via a cooperative strategy

G Yang, D Guo, D Meng, J Wang - Nature communications, 2019 - nature.com
Axially chiral biaryl amino-alcohols play a pivotal role in organic synthesis and drug
discovery. However, only a very few enantioselective methods have been reported to …