Decoding directing groups and their pivotal role in C− H activation

K Murali, LA Machado, RL Carvalho… - … A European Journal, 2021 - Wiley Online Library
Synthetic organic chemistry has witnessed a plethora of functionalization and
defunctionalization strategies. In this regard, C− H functionalization has been at the forefront …

C–H bond activation and sequential addition to two different coupling partners: a versatile approach to molecular complexity

DS Brandes, JA Ellman - Chemical Society Reviews, 2022 - pubs.rsc.org
Sequential multicomponent C–H bond addition is a powerful approach for the rapid,
modular generation of molecular complexity in a single reaction. In this approach, C–H …

Cobalt-catalyzed enantioselective C–H annulation with alkenes

D Yang, X Zhang, X Wang, XJ Si, J Wang, D Wei… - ACS …, 2023 - ACS Publications
Herein, we disclose an efficient cobalt-catalyzed enantioselective C–H activation and
annulation of benzamides with alkenes. This transformation is facilitated via the …

O-Allylhydroxyamine: A Bifunctional Olefin for Construction of Axially and Centrally Chiral Amino Alcohols via Asymmetric Carboamidation

R Mi, Z Ding, S Yu, RH Crabtree… - Journal of the American …, 2023 - ACS Publications
Difunctionalization of olefins offers an attractive approach to access complex chiral
structures. Reported herein is the design of N-protected O-allylhydroxyamines as …

C–H bond functionalization by high-valent cobalt catalysis: current progress, challenges and future perspectives

L Lukasevics, A Cizikovs, L Grigorjeva - Chemical Communications, 2021 - pubs.rsc.org
Over the last decade, high-valent cobalt catalysis has earned a place in the spotlight as a
valuable tool for C–H activation and functionalization. Since the discovery of its unique …

Recent advances in cobalt-catalysed C–H functionalizations

A Baccalini, S Vergura, P Dolui, G Zanoni… - Organic & Biomolecular …, 2019 - pubs.rsc.org
Ready availability, low cost and low toxicity of cobalt salts have redirected the attention of
researchers away from noble metals, such as Pd, Rh, and Ir, towards Co in the field of C–H …

Cobalt (III)-catalyzed diastereo-and enantioselective three-component C–H functionalization

AG Herraiz, N Cramer - Acs Catalysis, 2021 - ACS Publications
Catalytic enantioselective C–H functionalization has recently become a tool for the creation
of stereogenic centers. The steep increase in molecular complexity of multicomponent …

Rhodium-Catalyzed Regio-, Diastereo-, and Enantioselective Three-Component Carboamination of Dienes via C–H Activation

R Mi, X Zhang, J Wang, H Chen, Y Lan, F Wang… - ACS …, 2021 - ACS Publications
Reported herein is the rhodium-catalyzed enantioselective three-component coupling of
arene, diene, and dioxazolone that occurs via C–H activation en route to allyl intermediate …

Cooperative hydrogen-bond-donor catalysis with hydrogen chloride enables highly enantioselective Prins cyclization reactions

DA Kutateladze, EN Jacobsen - Journal of the American Chemical …, 2021 - ACS Publications
Cooperative asymmetric catalysis with hydrogen chloride (HCl) and chiral dual-hydrogen-
bond donors (HBDs) is applied successfully to highly enantioselective Prins cyclization …

Engaging isatins in multicomponent reactions (MCRs)–easy access to structural diversity

P Brandão, CS Marques, EP Carreiro… - The Chemical …, 2021 - Wiley Online Library
Multicomponent reactions (MCRs) are a valuable tool in diversity‐oriented synthesis. Its
application to privileged structures is gaining relevance in the fields of organic and …