Mesoionic and related less heteroatom-stabilized N-heterocyclic carbene complexes: synthesis, catalysis, and other applications

A Vivancos, C Segarra, M Albrecht - Chemical reviews, 2018 - ACS Publications
Mesoionic carbenes are a subclass of the family of N-heterocyclic carbenes that generally
feature less heteroatom stabilization of the carbenic carbon and hence impart specific donor …

Palladium-catalyzed Heck cross-coupling reactions in water: A comprehensive review

F Christoffel, TR Ward - Catalysis Letters, 2018 - Springer
Palladium-catalyzed cross-coupling reactions have emerged as one of the most versatile
tools in organic chemistry. Extensive efforts were made to adapt these reactions to aqueous …

Metal‐Free Reduction of CO2 to Methoxyborane under Ambient Conditions through Borondiformate Formation

SC Sau, R Bhattacharjee, PK Vardhanapu… - Angewandte …, 2016 - Wiley Online Library
An abnormal N‐heterocyclic carbene (aNHC) based homogeneous catalyst has been used
for the reduction of carbon dioxide to methoxyborane in the presence of a range of …

A highly efficient base-metal catalyst: chemoselective reduction of imines to amines using an abnormal-NHC–Fe (0) complex

M Bhunia, PK Hota, G Vijaykumar, D Adhikari… - …, 2016 - ACS Publications
A base-metal, Fe (0)-catalyzed hydrosilylation of imines to obtain amines is reported here
which outperforms its noble-metal congeners with the highest TON of 17000. The catalyst,(a …

An abnormal N-heterocyclic carbene based nickel complex for catalytic reduction of nitroarenes

G Vijaykumar, SK Mandal - Dalton Transactions, 2016 - pubs.rsc.org
Herein we report the synthesis of a nickel (II) dichloro complex bearing an abnormal N-
heterocyclic carbene (aNHC). The NiCl2 (aNHC) 2 complex has been used as an efficient …

Cyclic (Alkyl) amino carbene based iron catalyst for regioselective dimerization of terminal arylalkynes

M Bhunia, SR Sahoo, G Vijaykumar, D Adhikari… - …, 2016 - ACS Publications
[(c AAC) Fe (CO) 4](1) catalyzed head-to-head dimerization of terminal arylalkynes toward
conjugated enynes in very high yield and high E selectivity (up to 84: 16 E: Z). The protocol …

Abnormal-NHC-supported nickel catalysts for hydroheteroarylation of vinylarenes

G Vijaykumar, A Jose, PK Vardhanapu, SP… - …, 2017 - ACS Publications
Herein we report the hydroheteroarylation of vinylarenes with benzoxazole in the presence
of a free abnormal N-heterocyclic carbene and Ni (COD) 2, resulting in 1, 1-diarylethane …

Palladium-catalyzed oxidative Heck reaction of non-activated alkenes directed by fluorinated alcohol

B Zhu, Z Li, F Chen, W Xiong, X Tan, M Lei… - Chemical …, 2022 - pubs.rsc.org
A novel, Pd-catalyzed oxidative Heck reaction of non-activated alkenes synergistically
directed by bifunctional groups has been developed firstly by using O2 as a green oxidant …

One‐Pot Protocol for the Synthesis of Imidazoles and Quinoxalines using N‐Bromosuccinimide

SD Pardeshi, PA Sathe… - Advanced Synthesis …, 2017 - Wiley Online Library
Abstract N‐bromosuccinimide (NBS)‐mediated one‐pot, green, efficient and practical
synthesis of substituted imidazoles and quinoxalines has been achieved by the reaction of …

C− I Selective Sonogashira and Heck Coupling Reactions Catalyzed by Aromatic Triangular Tri‐palladium

X Wang, L Sun, M Wang, G Maestri… - European Journal of …, 2022 - Wiley Online Library
Aromatic triangular tri‐palladium cations 1–3, abbreviated as [Pd3]+, have shown interesting
photoelectric properties, Lewis basic character, and excellent activities in catalytic …