Site-selective acceptorless dehydrogenation of aliphatics enabled by organophotoredox/cobalt dual catalysis

MJ Zhou, L Zhang, G Liu, C Xu… - Journal of the American …, 2021 - ACS Publications
The value of catalytic dehydrogenation of aliphatics (CDA) in organic synthesis has
remained largely underexplored. Known homogeneous CDA systems often require the use …

The Journey of Ni (I) Chemistry

A Bismuto, P Finkelstein, P Müller… - Helvetica Chimica …, 2021 - Wiley Online Library
In the last twenty years, nickel has successfully imprinted its role in the field of homogeneous
catalysis as a valid and complementary alternative to palladium and platinum catalysts …

Direct synthesis of enamides via electrophilic activation of amides

P Spieß, M Berger, D Kaiser… - Journal of the American …, 2021 - ACS Publications
A novel, one-step N-dehydrogenation of amides to enamides is reported. This reaction
employs the unlikely combination of LiHMDS and triflic anhydride, which serves as both the …

Aryl radical activation of C–O bonds: copper-catalyzed deoxygenative difluoromethylation of alcohols

A Cai, W Yan, W Liu - Journal of the American Chemical Society, 2021 - ACS Publications
Given their ubiquity in natural products and pharmaceuticals, alcohols represent one of the
most attractive starting materials for the construction of C–C bonds. We report herein the first …

Cobalt-catalyzed chemoselective dehydrogenation through radical translocation under visible light

WL Yu, ZG Ren, KX Ma, HQ Yang, JJ Yang… - Chemical …, 2022 - pubs.rsc.org
The transformations that allow the direct removal of hydrogen from their corresponding
saturated counterparts by the dehydrogenative strategy are a dream reaction that has …

Tandem dehydrogenation-olefination-decarboxylation of cycloalkyl carboxylic acids via multifold C–H activation

T Pal, P Ghosh, M Islam, S Guin, S Maji, S Dutta… - Nature …, 2024 - nature.com
Dehydrogenation chemistry has long been established as a fundamental aspect of organic
synthesis, commonly encountered in carbonyl compounds. Transition metal catalysis …

Synthesis of Linear Enamides and Enecarbamates via Photoredox Acceptorless Dehydrogenation

Ritu, D Kolb, N Jain, B König - Advanced Synthesis & Catalysis, 2023 - Wiley Online Library
In recent years, several methods for the direct desaturation of aliphatic compounds have
been developed, facilitated by the unique combination of photoredox and transition‐metal …

Catalytic desaturation of aliphatic amides and imides enabled by excited-state base-metal catalysis

C Wang, LM Azofra, P Dam, M Sebek, N Steinfeldt… - ACS …, 2022 - ACS Publications
Herein, we report a photoexcited base-metal-catalyzed selective desaturation of aliphatic
amides and imides. The reaction is catalyzed by a base-metal cobalt complex under visible …

Oxidative Dehydrogenation of Alkanes through Homogeneous Base Metal Catalysis

C Wen, T Li, Z Huang, QK Kang - The Chemical Record, 2023 - Wiley Online Library
Preparing valuable olefins from cheap and abundant alkane resources has long been a
challenging task in organic synthesis, which mainly suffers from harsh reaction conditions …

Selective desaturation of amides: a direct approach to enamides

X Li, Z Cheng, J Liu, Z Zhang, S Song, N Jiao - Chemical Science, 2022 - pubs.rsc.org
C (sp3)–H bond desaturation has been an attractive strategy in organic synthesis. Enamides
are important structural fragments in pharmaceuticals and versatile synthons in organic …