Solvent‐free and catalysts‐free chemistry: a benign pathway to sustainability

MB Gawande, VDB Bonifacio, R Luque… - …, 2014 - Wiley Online Library
In the past decade, alternative benign organic methodologies have become an imperative
part of organic syntheses and chemical reactions. The various new and innovative …

Chemoselectivity and the curious reactivity preferences of functional groups

NA Afagh, AK Yudin - Angewandte Chemie International …, 2010 - Wiley Online Library
Achieving high levels of chemoselectivity has been the Achilles' heel of chemical synthesis.
The excitement generated by the successful realization of chemoselective strategies …

Cobalt-catalyzed C–H activation

M Moselage, J Li, L Ackermann - ACS Catalysis, 2016 - ACS Publications
Catalytic C–H activation has emerged as a powerful tool for sustainable syntheses. In the
recent years, notable success was achieved with the development of cobalt-catalyzed C–H …

Recent Advances in Catalytic C(sp2)–H Allylation Reactions

NK Mishra, S Sharma, J Park, S Han, IS Kim - ACS Catalysis, 2017 - ACS Publications
The linear or branched allyl moieties on aromatic rings are well-known as ubiquitous
structural motifs found in a range of natural products and medicinally relevant molecules …

Rhodium-catalyzed intermolecular amidation of arenes with sulfonyl azides via chelation-assisted C–H bond activation

JY Kim, SH Park, J Ryu, SH Cho, SH Kim… - Journal of the …, 2012 - ACS Publications
We report the direct amidation of arene C–H bonds using sulfonyl azides as the amino
source to release N2 as the single byproduct. The reaction is catalyzed by a cationic …

Cobalt (III)-catalyzed C–H amidation of arenes using acetoxycarbamates as convenient amino sources under mild conditions

P Patel, S Chang - ACS Catalysis, 2015 - ACS Publications
The Co (III)-catalyzed direct C–H amidation of arenes has been developed using O-
acylcarbamates as a convenient amino source. This reaction proceeded in high efficiency …

Cobalt-Catalyzed C–H Cyanation of (Hetero)arenes and 6-Arylpurines with N-Cyanosuccinimide as a New Cyanating Agent

AB Pawar, S Chang - Organic Letters, 2015 - ACS Publications
A cobalt-catalyzed C–H cyanation reaction of arenes has been developed using N-
cyanosuccinimide as a new electrophilic cyanating agent. The reaction proceeds with high …

Site-selective remote C(sp3)–H heteroarylation of amides via organic photoredox catalysis

H Chen, W Fan, XA Yuan, S Yu - Nature Communications, 2019 - nature.com
Radical translocation processes triggered by nitrogen-centered radicals (NCRs), such as 1,
5-hydrogen atom transfers (1, 5-HAT), demonstrated by the well-established Hofmann …

Cationic Cobalt (III)‐Catalyzed Aryl and Alkenyl C H Amidation: A Mild Protocol for the Modification of Purine Derivatives

Y Liang, YF Liang, C Tang, Y Yuan… - Chemistry–A European …, 2015 - Wiley Online Library
A cationic cobalt (III)‐catalyzed direct C H amidation of unactivated (hetero) arenes and
alkenes by using 1, 4, 2‐dioxazol‐5‐ones as the amidating reagent has been developed …

Cp*CoIII-Catalyzed Dehydrative C–H Allylation of 6-Arylpurines and Aromatic Amides Using Allyl Alcohols in Fluorinated Alcohols

Y Bunno, N Murakami, Y Suzuki, M Kanai… - Organic …, 2016 - ACS Publications
Cp* CoIII-catalyzed C–H allylation of various aromatic C–H bonds using allyl alcohols as
allylating reagents is described. Improved reaction conditions using fluorinated alcohol …