Toolbox for distal C–H bond functionalizations in organic molecules

SK Sinha, S Guin, S Maiti, JP Biswas, S Porey… - Chemical …, 2021 - ACS Publications
Transition-metal-catalyzed C–H activation has developed a contemporary approach to the
omnipresent area of retrosynthetic disconnection. Scientific researchers have been tempted …

Achieving site-selectivity for C–H activation processes based on distance and geometry: a carpenter's approach

G Meng, NYS Lam, EL Lucas… - Journal of the …, 2020 - ACS Publications
The ability to differentiate between highly similar C–H bonds in a given molecule remains a
fundamental challenge in organic chemistry. In particular, the lack of sufficient steric and …

Strategic evolution in transition metal-catalyzed directed C–H bond activation and future directions

S Rej, A Das, N Chatani - Coordination Chemistry Reviews, 2021 - Elsevier
In the field of C–H bond functionalization chemistry, directed C–H bond activation strategies
are highly appreciated due to the high efficiency and selectivity of such reactions towards a …

gem‐Difluoromethylene Alkyne‐Enabled Diverse C−H Functionalization and Application to the on‐DNA Synthesis of Difluorinated Isocoumarins

H Gao, S Lin, S Zhang, W Chen, X Liu… - Angewandte Chemie …, 2021 - Wiley Online Library
Using gem‐difluoromethylene alkynes as effectors, unprecedented diverse C− H
activation/[4+ 2] annulations of simple benzoic acids are reported. The chemodivergent …

Rhodium catalyzed template-assisted distal para-C–H olefination

U Dutta, S Maiti, S Pimparkar, S Maiti, LR Gahan… - Chemical …, 2019 - pubs.rsc.org
Rhodium catalysis has been extensively used for ortho-C–H functionalization reactions, and
successfully extended to meta-C–H functionalization. Its application to para-C–H activation …

Propargylic Alcohols as Coupling Partners in Transition‐Metal‐Catalyzed Arene C− H Activation

GR Kumar, M Rajesh, S Lin… - Advanced Synthesis & …, 2020 - Wiley Online Library
Transition‐metal‐catalyzed site selective arene C− H bond activation concomitant
functionalization with various coupling partners gain magnificent attraction in synthetic …

Remote C–H functionalizations by ruthenium catalysis

K Korvorapun, RC Samanta, T Rogge… - Synthesis, 2021 - thieme-connect.com
Synthetic transformations of otherwise inert C–H bonds have emerged as a powerful tool for
molecular modifications during the last decades, with broad applications towards …

meta‐Selective C−H Arylation of Fluoroarenes and Simple Arenes

LY Liu, JX Qiao, KS Yeung, WR Ewing… - Angewandte …, 2020 - Wiley Online Library
Fluorine is known to promote ortho‐C− H metalation. Based upon this reactivity, we
employed an activated norbornene that traps the ortho‐palladation intermediate and is then …

Rhodium-catalysed direct hydroarylation of alkenes and alkynes with phosphines through phosphorous-assisted C− H activation

D Wang, B Dong, Y Wang, J Qian, J Zhu… - Nature …, 2019 - nature.com
Biarylphosphines have been widely applied as ligands in various synthetic methods,
especially in transition-metal-catalysed carbon-carbon and carbon-heteroatom bond cross …

Diverse reactivity of alkynes in C–H activation reactions

SK Banjare, PS Mahulkar, T Nanda, BV Pati… - Chemical …, 2022 - pubs.rsc.org
Alkynes occupy a prominent role as a coupling partner in the transition metal-catalysed
directed C–H activation reactions. Due to low steric requirements and linear geometry …