Asymmetric organocatalysis: an enabling technology for medicinal chemistry

B Han, XH He, YQ Liu, G He, C Peng… - Chemical Society Reviews, 2021 - pubs.rsc.org
The efficacy and synthetic versatility of asymmetric organocatalysis have contributed
enormously to the field of organic synthesis since the early 2000s. As asymmetric …

Gold‐Catalyzed Transformation of Ynamides

S Shandilya, M Protim Gogoi, S Dutta… - The Chemical …, 2021 - Wiley Online Library
Ynamide, a unique species with inherited polarization of nitrogen lone pair electron to triple
bond, has been largely used for the developement of novel synthetic methods and the …

Exploiting remarkable reactivities of ynamides: opportunities in designing catalytic enantioselective reactions

J Luo, GS Chen, SJ Chen, JS Yu, ZD Li, YL Liu - ACS Catalysis, 2020 - ACS Publications
Ynamides consisting of an electron-withdrawing group on the nitrogen atom have proven to
be powerful and versatile building blocks that are involved in a variety of useful chemical …

Ynamide Smiles rearrangement triggered by visible-light-mediated regioselective ketyl–ynamide coupling: rapid access to functionalized indoles and isoquinolines

ZS Wang, YB Chen, HW Zhang, Z Sun… - Journal of the …, 2020 - ACS Publications
In the past decades, significant advances have been made on radical Smiles
rearrangement. However, the eventually formed radical intermediates in these reactions are …

A bridged backbone strategy enables collective synthesis of strychnan alkaloids

W Zhou, S Xi, H Chen, D Jiang, J Yang, S Liu, L He… - Nature Chemistry, 2023 - nature.com
Bridged frameworks are of high chemical and biological significance, being ubiquitous in
pharmaceutical molecules and natural products. Specific structures are usually preformed to …

Copper‐Catalyzed Asymmetric Diyne Cyclization via [1,2]‐Stevens‐Type Rearrangement for the Synthesis of Chiral Chromeno[3,4‐c]pyrroles

FL Hong, CY Shi, P Hong, TY Zhai, XQ Zhu… - Angewandte …, 2022 - Wiley Online Library
Here, we report a copper‐catalyzed asymmetric cascade cyclization/[1, 2]‐Stevens‐type
rearrangement via a non‐diazo approach, leading to the practical and atom‐economic …

Brønsted Acid Catalyzed Dearomatization by Intramolecular Hydroalkoxylation/Claisen Rearrangement: Diastereo‐and Enantioselective Synthesis of Spirolactams

PF Chen, B Zhou, P Wu, B Wang… - Angewandte Chemie …, 2021 - Wiley Online Library
Described herein is a novel Brønsted acid catalyzed intramolecular hydroalkoxylation/
Claisen rearrangement, allowing the practical and atom‐economic synthesis of a range of …

Harnessing NHC/Base-Catalyzed Regiodivergent Oxidative Cyclization for Versatile Aminolactone Synthesis

IS Choi, PS Kim, W Ha, YH Kim, HJ Yoo, J Lee… - ACS …, 2023 - ACS Publications
A regiodivergent oxidative cyclization of ynamide-tethered benzaldehydes has been
achieved using an organocatalytic approach based on NHC/base. The method enables the …

Copper‐Catalyzed Azide–Ynamide Cyclization to Generate α‐Imino Copper Carbenes: Divergent and Enantioselective Access to Polycyclic N‐Heterocycles

X Liu, ZS Wang, TY Zhai, C Luo… - Angewandte Chemie …, 2020 - Wiley Online Library
Here an efficient copper‐catalyzed cascade cyclization of azide‐ynamides via α‐imino
copper carbene intermediates is reported, representing the first generation of α‐imino …

Catalyst‐Dependent Stereospecific [3,3]‐Sigmatropic Rearrangement of Sulfoxide‐Ynamides: Divergent Synthesis of Chiral Medium‐Sized N,S‐Heterocycles

GY Zhu, JJ Zhou, LG Liu, X Li, XQ Zhu, X Lu… - Angewandte …, 2022 - Wiley Online Library
Medium‐sized N, S‐heterocycles have received tremendous interest due to their biological
activities and potential medical applications. However, asymmetric synthesis of these …