Cyclopentadienyl complexes of group 9 metals in the total synthesis of natural products

VB Kharitonov, DV Muratov, DA Loginov - Coordination Chemistry Reviews, 2022 - Elsevier
Organic transformations catalyzed by cyclopentadienyl complexes of Group 9 metals (cobalt,
rhodium and iridium) are the key steps of the total synthesis of various natural products …

A diversity of recently reported methodology for asymmetric imine reduction

J Barrios-Rivera, Y Xu, M Wills, VK Vyas - Organic Chemistry Frontiers, 2020 - pubs.rsc.org
This review contains an account of recent developments in catalytic, asymmetric processes
reported for the reduction of CN bonds to amines, in which we have attempted to …

Efficient Synthesis of Amines by Iron‐Catalyzed C= N Transfer Hydrogenation and C= O Reductive Amination

SV Facchini, M Cettolin, X Bai… - Advanced Synthesis …, 2018 - Wiley Online Library
Here we report the catalytic transfer hydrogenation (CTH) of non‐activated imines promoted
by a Fe‐catalyst in the absence of Lewis acid co‐catalysts. Use of the (cyclopentadienone) …

Ir-catalyzed selective reductive N-formylation and transfer hydrogenation of N-heteroarenes

R Luo, S Wang, Y Liang, J Tong, J Liao… - Organometallics, 2024 - ACS Publications
Selective functionalization has numerous potential applications in the modification of
bioactive compounds and pharmaceuticals. Herein, we advance a new approach for the …

Enantioselective Imine Reduction of Dihydro-β-Carbolines by Fe-Thiosquaramide Catalyst

M Sathish, FM Nachtigall, LS Santos - Organic Letters, 2022 - ACS Publications
Enantioselective imine reduction of dihydro-β-carbolines (DHBCs) is a reliable and powerful
tool to construct bioactive chiral tetrahydro-β-carbolines (THBCs). Here, we report an …

Asymmetric transfer hydrogenation of unhindered and non-electron-rich 1-aryl dihydroisoquinolines with high enantioselectivity

J Barrios-Rivera, Y Xu, M Wills - Organic Letters, 2020 - ACS Publications
The use of arene/Ru/TsDPEN catalysts bearing a heterocyclic group on the TsDPEN in the
asymmetric transfer hydrogenation (ATH) of dihydroisoquinolines (DHIQs) containing meta …

[HTML][HTML] Recent Advances in the Synthesis of Chiral Tetrahydroisoquinolines via Asymmetric Reduction

Y Ji, Q Gao, W Han, B Fang - Catalysts, 2024 - mdpi.com
Enantiopure tetrahydroisoquinolines (THIQs), recognized as privileged skeletal structures in
natural alkaloids, have attracted considerable attention from chemists due to their biological …

Asymmetric hydrogenation of 1-aryl substituted-3, 4-dihydroisoquinolines with iridium catalysts bearing different phosphorus-based ligands

G Facchetti, MS Christodoulou, E Binda, M Fusè… - Catalysts, 2020 - mdpi.com
Starting from the chiral 5, 6, 7, 8-tetrahydroquinolin-8-ol core, a series of amino-phosphorus-
based ligands was realized. The so-obtained amino-phosphine ligand (L1), amino …

Pd‐Monothiosquaramides: Efficient Catalysts for the Enantioselective Imine Reduction of Dihydro‐β‐Carbolines

FAA Reis, M Sathish, J Villaseñor… - Asian Journal of …, 2024 - Wiley Online Library
An efficient enantioselective synthesis of tetrahydro‐β‐carbolines (THBCs) using chiral
metal‐monothiosquaramides (M–MTSQs) was planned. The in situ generated Pd/Fe …

Introduction of chirality at C1 position of 1-substituted-3, 4-dihydroisoquinoline by its enantioselective reduction: synthesis of chiral 1-substituted-1, 2, 3, 4 …

MMA Asif, SR Lisa, N Qais - RSC advances, 2023 - pubs.rsc.org
There is a wide range of biological activities associated with C1 chiral carbon containing 1-
substituted-1, 2, 3, 4-tetrahydroisoquinolines (1-substituted-THIQs) which constitute the …