Tunable and switchable catalysis enabled by cation-controlled gating with crown ether ligands

S Acosta-Calle, AJM Miller - Accounts of Chemical Research, 2023 - ACS Publications
Conspectus Catalysis has become an essential tool in science and technology, impacting
the discovery of pharmaceuticals, the manufacture of commodity chemicals and plastics, the …

Asymmetric intermolecular allylic C–H amination of alkenes with aliphatic amines

K Pak Shing Cheung, J Fang, K Mukherjee… - Science, 2022 - science.org
Aliphatic allylic amines are found in a great variety of complex and biorelevant molecules.
The direct allylic C–H amination of alkenes serves as the most straightforward method …

Ligand-controlled NiH-catalyzed regiodivergent and enantioselective hydroamination of alkenyl amides

L **e, J Liang, H Bai, X Liu, X Meng, YQ Xu… - ACS …, 2023 - ACS Publications
Transition-metal-catalyzed remote hydrofunctionalization of alkenes remains an efficient but
challenging protocol in chemical synthesis. Herein, we reported a ligand-controlled …

Iron‐Catalyzed Positional and Geometrical Isomerization of Alkenes

AH Obeid, J Hannedouche - Advanced Synthesis & Catalysis, 2023 - Wiley Online Library
This review outlines the most noteworthy achievements of the last few years in the renascent
field of positional and geometrical isomerization of alkenes using iron catalysis, from a …

Thioether-Directed NiH-Catalyzed Remote γ-C(sp3)–H Hydroamidation of Alkenes by 1,4,2-Dioxazol-5-ones

B Du, Y Ouyang, Q Chen, WY Yu - Journal of the American …, 2021 - ACS Publications
A NiH-catalyzed thioether-directed cyclometalation strategy is developed to enable remote
methylene C–H bond amidation of unactivated alkenes. Due to the preference for five …

(Z)-Selective Isomerization of 1,1-Disubstituted Alkenes by Scandium-Catalyzed Allylic C–H Activation

SJ Lou, P Wang, X Wen, A Mishra, X Cong… - Journal of the …, 2024 - ACS Publications
The isomerization of 1, 1-disubstituted alkenes through 1, 3-hydrogen shift is an atom-
efficient route for synthesizing trisubstituted alkenes, which are important moieties in many …

Catalytic 1,3-Proton Transfer in Alkenes Enabled by Fe═NR Bond Cooperativity: A Strategy for pKa-Dictated Regioselective Transposition of C═C Double Bonds

Y Gao, X Li, JE Stevens, H Tang… - Journal of the American …, 2023 - ACS Publications
Transition metal catalyzed alkene double bond transposition usually involves metal hydride
intermediates. Despite significant advances in the design of catalysts that dictate product …

Olefin functionalization/isomerization enables stereoselective alkene synthesis

CF Liu, H Wang, RT Martin, H Zhao, O Gutierrez… - Nature …, 2021 - nature.com
Despite tremendous efforts aimed at devising methods for stereoselective alkene synthesis,
critical challenges are yet to be addressed. Direct access to a diverse range of 1-aryl (boryl) …

Rh-catalyzed regio-switchable cross-coupling of gem-difluorinated cyclopropanes with allylboronates to structurally diverse fluorinated dienes

Y Zeng, H Yang, J Du, Q Huang, G Huang, Y **a - Chemical Science, 2022 - pubs.rsc.org
The control of linear/branched selectivity is one of the major focuses in transition-metal
catalyzed allyl–allyl cross-coupling reactions, in which bond connection occurs at the …

Production of jet fuel range hydrocarbons using a magnetic Ni–Fe/SAPO-11 catalyst for solvent-free hydrodeoxygenation of jatropha oil

H Tang, Q Dai, Y Cao, J Li, X Wei, K Jibran… - Biomass and Bioenergy, 2023 - Elsevier
A novel, multifunctional Nix–Fe/SAPO-11 catalyst was synthesized and characterized, and
its activity was evaluated for the solvent-free hydrodeoxygenation of jatropha oil. The …