Magnetic nanoparticle supports for asymmetric catalysts

R Dalpozzo - Green Chemistry, 2015 - pubs.rsc.org
The introduction of magnetic nanoparticles (MNPs) has favoured the recovery of catalysts
with techniques of magnetic separation. Moreover, the small size of these functionalized …

Chiral metal nanoparticle-catalyzed asymmetric C–C bond formation reactions

T Yasukawa, H Miyamura, S Kobayashi - Chemical Society Reviews, 2014 - pubs.rsc.org
Chiral metal nanoparticle-catalyzed asymmetric C–C bond formation reactions - Chemical
Society Reviews (RSC Publishing) DOI:10.1039/C3CS60298B Royal Society of Chemistry …

Catalytic enantioselective α-arylation of carbonyl enolates and related compounds

YJ Hao, XS Hu, Y Zhou, J Zhou, JS Yu - ACS Catalysis, 2019 - ACS Publications
Optically active α-arylation carbonyl units are widely present in a wide variety of drugs,
bioactive natural products, and valuable pharmacologically active molecules. Catalytic …

N-Heterocyclic carbene complexes enabling the α-arylation of carbonyl compounds

S Ostrowska, T Scattolin, SP Nolan - Chemical Communications, 2021 - pubs.rsc.org
The considerable importance of α-arylated carbonyl compounds, which are widely used as
final products or as key intermediates in the pharmaceutical industry, has prompted …

Merging Chiral Diamine and Ni/SiO2 for Heterogeneous Asymmetric 1,4-Addition Reactions

Y Ren, M Wang, Q Yang, J Zhu - ACS Catalysis, 2023 - ACS Publications
The development of chiral solid catalysts using strategies different from conventional
heterogenization methods is of great importance for efficient heterogeneous asymmetric …

Asymmetric chlorination/ring expansion for the synthesis of α-quaternary cycloalkanones

Q Yin, SL You - Organic letters, 2014 - ACS Publications
A highly enantioselective chlorination/ring expansion cascade for the construction of
cycloalkanones with an all-carbon quaternary center was realized (up to 97% ee). Oxa …

Chiral ligand-modified metal nanoparticles as unique catalysts for asymmetric C–C bond-forming reactions: how are active species generated?

T Yasukawa, H Miyamura, S Kobayashi - ACS Catalysis, 2016 - ACS Publications
The use of chiral ligand-modified metal nanoparticles is a promising strategy for constructing
active and robust asymmetric catalyst systems. A recent advance in such catalyst systems for …

Different effects of metal-NHC bond cleavage on the Pd/NHC and Ni/NHC catalyzed α-arylation of ketones with aryl halides

KE Shepelenko, SB Soliev, AS Galushko… - Inorganic Chemistry …, 2021 - pubs.rsc.org
Recently, the dynamic nature of the metal-NHC bond has been proposed and the key role of
chemical evolution in changing the nature of catalytically active sites is now an emerging …

Palladium‐Catalyzed Mono‐α‐Arylation of Acetone with Aryl Imidazolylsulfonates

L Ackermann, VP Mehta - Chemistry–A European Journal, 2012 - infona.pl
Set the ace (tone): A palladium catalyst derived from the bidentate XantPhos ligand and Pd
(OAc) 2 has enabled broadly applicable mono‐α‐arylations of acetone to be performed with …

Transition-metal-free photoredox intermolecular α-arylation of ketones

G Pandey, SK Tiwari, A Budakoti… - Organic Chemistry …, 2018 - pubs.rsc.org
α-Arylation of ketones with electron rich arenes via sp2 (C)–H has been achieved by the
reaction of α-phenylselanylketones using organic photoredox catalysis. The reaction …