Rhodium‐Catalyzed C(sp2)‐ or C(sp3)−H Bond Functionalization Assisted by Removable Directing Groups

S Rej, N Chatani - Angewandte Chemie International Edition, 2019 - Wiley Online Library
In recent years, transition‐metal‐catalyzed C− H activation has become a key strategy in the
field of organic synthesis. Rhodium complexes are widely used as catalysts in a variety of …

Transition-metal-catalyzed direct addition of unactivated C–H bonds to polar unsaturated bonds

L Yang, H Huang - Chemical Reviews, 2015 - ACS Publications
Transition-metal-catalyzed nucleophilic addition of organometallic reagents to polar
unsaturated substrates is one of the most important and powerful bond-forming strategies …

Recent advances in catalytic sequential reactions involving hydroelement addition to carbon–carbon multiple bonds

X Zeng - Chemical reviews, 2013 - ACS Publications
Sequential reactions, through the incorporation of several distinct transformations into one
single sequence, are one of the most powerful synthetic tools in modern organic chemistry …

Regioselective Introduction of Heteroatoms at the C-8 Position of Quinoline N-Oxides: Remote C–H Activation Using N-Oxide as a Step** Stone

H Hwang, J Kim, J Jeong, S Chang - Journal of the American …, 2014 - ACS Publications
Reported herein is the metal-catalyzed regioselective C–H functionalization of quinoline N-
oxides at the 8-position: direct iodination and amidation were developed using rhodium and …

NiH‐Catalyzed Reductive Relay Hydroalkylation: A Strategy for the Remote C(sp3)−H Alkylation of Alkenes

F Zhou, J Zhu, Y Zhang, S Zhu - … Chemie International Edition, 2018 - Wiley Online Library
The terminal‐selective, remote C (sp3)− H alkylation of alkenes was achieved by a relay
process combining NiH‐catalyzed hydrometalation, chain walking, and alkylation. This …

Rhodium(III)-Catalyzed C–C Bond Formation of Quinoline N-Oxides at the C-8 Position under Mild Conditions

J Jeong, P Patel, H Hwang, S Chang - Organic Letters, 2014 - ACS Publications
The Rh (III)-catalyzed C-8 selective direct alkylation and alkynylation of quinoline N-oxides
has been developed. The reactions proceeded highly efficiently at room temperature over a …

Transition‐Metal‐Free Regioselective Alkylation of Pyridine N‐Oxides Using 1,1‐Diborylalkanes as Alkylating Reagents

W Jo, J Kim, S Choi, SH Cho - Angewandte Chemie, 2016 - Wiley Online Library
Reported herein is an unprecedented base‐promoted deborylative alkylation of pyridine N‐
oxides using 1, 1‐diborylalkanes as alkyl sources. The reaction proceeds efficiently for a …

Rhodium-catalyzed C–C coupling reactions via double C–H activation

SS Li, L Qin, L Dong - Organic & Biomolecular Chemistry, 2016 - pubs.rsc.org
Various rhodium-catalyzed double C–H activations are reviewed. These powerful strategies
have been developed to construct C–C bonds, which might be widely embedded in complex …

Selective cyclization of arylnitrones to indolines under external oxidant-free conditions: Dual role of Rh (III) catalyst in the C–H activation and oxygen atom transfer

RB Dateer, S Chang - Journal of the American Chemical Society, 2015 - ACS Publications
The first example of Rh (III)-catalyzed cyclization of arylnitrones to indolines under external
oxidant-free conditions is presented. An intermolecular coupling of arylnitrones with internal …

Regioselective C− H hydroarylation of internal alkynes with arenecarboxylates: carboxylates as deciduous directing groups

L Huang, A Biafora, G Zhang, V Bragoni… - Angewandte Chemie …, 2016 - Wiley Online Library
In the presence of catalytic [Ru (p‐cym) I2] 2 and the base guanidine carbonate, benzoic
acids react with internal alkynes to give the corresponding 2‐vinylbenzoic acids. This alkyne …