P-Stereogenic phosphorus ligands in asymmetric catalysis

T Imamoto - Chemical reviews, 2024 - ACS Publications
Chiral phosphorus ligands play a crucial role in asymmetric catalysis for the efficient
synthesis of useful optically active compounds. They are largely categorized into two …

Recent advances in the enantioselective synthesis of chiral amines via transition metal-catalyzed asymmetric hydrogenation

A Cabré, X Verdaguer, A Riera - Chemical Reviews, 2021 - ACS Publications
Chiral amines are key structural motifs present in a wide variety of natural products, drugs,
and other biologically active compounds. During the past decade, significant advances have …

On the Origin of Rh-Catalyzed Selective Ring-Opening Amidation of Substituted Cyclopropanols to Access β2-Amino Ketones

M Lee, J Heo, D Kim, S Chang - Journal of the American Chemical …, 2022 - ACS Publications
β2-Amino carbonyls, an α-substituted β-amino scaffold, hold a prominent place in the
development of new pharmaceuticals and peptidomimetics. Herein, we report a highly …

Light-Driven N-Heterocyclic Carbene-Catalyzed Multi-Component Reaction for the Synthesis of β-Amino Ketones

C Shi, N Zhong, L Guo, J Yin, C Yang, W Xia - Organic Letters, 2024 - ACS Publications
A N-heterocyclic carbene-catalyzed (NHC) three-component reaction involving N-
aminopyridinium salts, alkenes, and aldehydes for the synthesis of β-amino ketones is …

1, 2-Amidoarylcarbonylation of Styrenes to Access β-Acylamino Ketones by NHC-Catalyzed Radical Relay

D Yin, L Lu, Y Jiang, Y Dou, MC Fu… - The Journal of Organic …, 2024 - ACS Publications
An amidoarylcarbonylation reaction of aromatic aldehydes and olefins with Katritzky
pyridinium salts by N-heterocyclic carbene (NHC)-catalyzed radical relay to construct C–C …

Highly site-selective metal-free C–H acyloxylation of stable enamines

F Wang, W Sun, Y Wang, Y Jiang, TP Loh - Organic letters, 2018 - ACS Publications
A highly site-selective acyloxylation of stable enamines with PhI (OAc) 2 under metal-free
conditions to afford (E)-vinyl acetate derivatives in good to excellent yields is described …

Asymmetric hydrogenation of tetrasubstituted cyclic enones to chiral cycloalkanols with three contiguous stereocenters

YT Liu, JQ Chen, LP Li, XY Shao, JH Xie… - Organic letters, 2017 - ACS Publications
A highly efficient iridium-catalyzed asymmetric hydrogenation of tetrasubstituted cyclic
enones has been developed for the enantioselective synthesis of chiral cycloalkanols with …

Rh-Catalyzed One-Pot Sequential Asymmetric Hydrogenation of α-Dehydroamino Ketones for the Synthesis of Chiral Cyclic trans-β-Amino Alcohols

Q Hu, J Chen, Z Zhang, Y Liu, W Zhang - Organic letters, 2016 - ACS Publications
Catalyzed by a rhodium complex of P-stereogenic diphosphine ligand (R)-2-tert-
butylmethylphosphino-3-(di-tert-butylphosphino) quinoxaline ((R)-3H-QuinoxP*), five …

TEMPO Mediated Cyclopropanols Ring Opening C− N Cross‐Coupling with Nitrogen Nucleophiles

JL Zhan, L Zhu, W Ren, BJ Wang… - Advanced Synthesis …, 2023 - Wiley Online Library
A feasible and umpolung strategy for the synthesis of structurally diverse β‐amino ketones
has been achieved through TEMPO mediated C− N coupling of cyclopropanols with …

Photoredox-mediated N-centered radical addition/semipinacol rearrangement for the convenient synthesis of β-amino (spiro) cyclic ketones

TC Ma, S Yao, MM Qiao, F Yuan, DQ Shi… - Organic Chemistry …, 2021 - pubs.rsc.org
A visible light photoredox-catalyzed N-centered radical addition/semipinacol rearrangement
cascade of cycloalkanol-substituted 1H-indenes or styrenes with N-arylsulfonyl protected 1 …