Enantioselective radical reactions using chiral catalysts

S Mondal, F Dumur, D Gigmes, MP Sibi… - Chemical …, 2022 - ACS Publications
Benefiting from the impressive increase in fundamental knowledge, the last 20 years have
shown a continuous burst of new ideas and consequently a plethora of new catalytic …

Transition metal catalysis controlled by hydrogen bonding in the second coordination sphere

JNH Reek, B de Bruin, S Pullen, TJ Mooibroek… - Chemical …, 2022 - ACS Publications
Transition metal catalysis is of utmost importance for the development of sustainable
processes in academia and industry. The activity and selectivity of metal complexes are …

Gold-catalyzed synthesis of small rings

M Mato, A Franchino, C Garcı́a-Morales… - Chemical …, 2020 - ACS Publications
Three-and four-membered rings, widespread motifs in nature and medicinal chemistry, have
fascinated chemists ever since their discovery. However, due to energetic considerations …

Supramolecular catalysis. Part 1: non-covalent interactions as a tool for building and modifying homogeneous catalysts

M Raynal, P Ballester, A Vidal-Ferran… - Chemical Society …, 2014 - pubs.rsc.org
Supramolecular catalysis is a rapidly expanding discipline which has benefited from the
development of both homogeneous catalysis and supramolecular chemistry. The properties …

Photosensitized O2 enables intermolecular alkene cyclopropanation by active methylene compounds

DP Poudel, A Pokhrel, RK Tak, M Shankar, R Giri - Science, 2023 - science.org
Cyclopropanes are key features in many preclinical, clinical, and commercial drugs, as well
as natural products. The most prolific technique for their synthesis is the metal-catalyzed …

Organocobalt complexes as sources of carbon-centered radicals for organic and polymer chemistries

J Demarteau, A Debuigne, C Detrembleur - Chemical reviews, 2019 - ACS Publications
Organocobalt (III) complexes (R-CoIII), defined as cobalt complexes featuring a carbon–
cobalt bond, are largely used to produce carbon-centered radicals by homolytic cleavage of …

Highly Stereoselective Olefin Cyclopropanation of Diazooxindoles Catalyzed by a C2-Symmetric Spiroketal Bisphosphine/Au(I) Complex

ZY Cao, X Wang, C Tan, XL Zhao… - Journal of the …, 2013 - ACS Publications
A spiroketal bisphosphine (SKP) derived chiral digold complex is identified as a powerful
catalyst for the highly diastereo-and enantioselective synthesis of spirocyclopropyloxindoles …

Mechanism of cobalt (II) porphyrin-catalyzed C–H amination with organic azides: radical nature and H-atom abstraction ability of the key cobalt (III)–nitrene …

V Lyaskovskyy, AIO Suarez, H Lu, H Jiang… - Journal of the …, 2011 - ACS Publications
The mechanism of cobalt (II) porphyrin-catalyzed benzylic C–H bond amination of
ethylbenzene, toluene, and 1, 2, 3, 4-tetrahydronaphthalene (tetralin) using a series of …

Enantioselective cobalt-catalyzed transformations

H Pellissier, H Clavier - Chemical reviews, 2014 - ACS Publications
1. INTRODUCTION The catalysis of organic reactions by metals still constitutes one of the
most useful and powerful tools in organic synthesis. 1 Although asymmetric synthesis is …

'Carbene Radicals' in CoII(por)-Catalyzed Olefin Cyclopropanation

WI Dzik, X Xu, XP Zhang, JNH Reek… - Journal of the American …, 2010 - ACS Publications
The mechanism of cobalt (II)− porphyrin-mediated cyclopropanation of olefins with
diazoesters was studied. The first step reaction of cobalt (II)− porphyrin with ethyl …