Transition-metal catalyzed C–H activation as a means of synthesizing complex natural products

SK Sinha, P Ghosh, S Jain, S Maiti… - Chemical Society …, 2023 - pubs.rsc.org
Over the past few decades, the advent of C–H activation has led to a rethink among
chemists about the synthetic strategies employed for multi-step transformations. Indeed …

Isocoumarins, miraculous natural products blessed with diverse pharmacological activities

A Saeed - European Journal of Medicinal Chemistry, 2016 - Elsevier
Isocoumarins are lactonic natural products abundant in microbes and higher plants. These
are considered an amazing scaffold consecrated with more or less all types of …

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 …

Recent developments on NHC-driven dual catalytic approaches

B Zhang, G Yang, D Guo, J Wang - Organic Chemistry Frontiers, 2022 - pubs.rsc.org
The dual catalytic strategy provides an effective and convenient solution for the synthesis of
complex or hard-integrated frameworks. The cooperation of NHCs and other catalysts has …

Recent Advances in [Cp*MIII] (M = Co, Rh, Ir)‐Catalyzed Intramolecular Annulation Through C–H Activation

A Peneau, C Guillou, L Chabaud - European Journal of …, 2018 - Wiley Online Library
This review aims to summarize the recent advances in the field of Cp* MIII (Co, Rh, Ir)‐
catalyzed C–H activation followed by subsequent intramolecular reaction. This approach …

Regiospecific N‐arylation of aliphatic amines under mild and metal‐free reaction conditions

N Purkait, G Kervefors, E Linde… - Angewandte …, 2018 - Wiley Online Library
A transition metal‐free N‐arylation of primary and secondary amines with diaryliodonium
salts is presented. Both acyclic and cyclic amines are well tolerated, providing a large set of …

Triphenylcyclopentadienyl Rhodium Complexes in Catalytic C–H Annulations. Application for Synthesis of Natural Isocoumarins

VB Kharitonov, DV Muratov, YV Nelyubina… - The Journal of …, 2023 - ACS Publications
Efficient protocols for the synthesis of triphenylcyclopentadienyl rhodium halides [(1, 2, 4-
C5Ph3H2) RhX2] 2 (1a, b: X= Cl, I) starting from 1, 2, 4-triphenylcyclopentadiene or the …

One‐Pot Sequential N‐Heterocyclic Carbene/Rhodium (III) Catalysis: Synthesis of Fused Polycyclic Isocoumarins

SW Youn, HJ Yoo - Advanced Synthesis & Catalysis, 2017 - Wiley Online Library
A one‐pot sequential N‐heterocyclic carbene–rhodium (NHC‐Rh) catalysis is described,
demonstrating the compatibility of NHC and Rh catalysts. N‐Heterocyclic carbene‐catalyzed …

Effect of Alkoxy Substituents on the Regioselectivity of Catalytic CH Activation in Benzoic Acids: Experimental and DFT Study

VB Kharitonov, DV Muratov, YV Nelyubina, DA Loginov - Catalysts, 2023 - mdpi.com
This work demonstrates the influence of the catalyst and alkyne nature on the
regioselectivity of rhodium-catalyzed annulation of alkoxy-substituted benzoic acids (such as …

Rhodium-catalyzed chemo-and regioselective intermolecular cross-cyclotrimerization of nonactivated terminal and internal alkynes

S Nishigaki, Y Shibata, K Tanaka - The Journal of Organic …, 2017 - ACS Publications
It has been established that a cationic rhodium (I)/BIPHEP complex is able to catalyze the
unprecedented intermolecular cross-cyclotrimerization of nonactivated terminal and internal …