Recent advances in sustainable synthesis of N-heterocycles following acceptorless dehydrogenative coupling protocol using alcohols

M Maji, D Panja, I Borthakur, S Kundu - Organic Chemistry Frontiers, 2021 - pubs.rsc.org
The synthesis of heterocycles is an emerging area of chemical research considering their
high importance in pharmaceuticals, material chemistry, and natural product synthesis. The …

Cycloamination strategies for renewable N-heterocycles

H Li, H Guo, Z Fang, TM Aida, RL Smith - Green Chemistry, 2020 - pubs.rsc.org
Biomass resources have infinite possibilities for introducing nitrogen, sulfur, or phosphorus
heteroatoms into their structures by virtue of controllable carbon–heteroatom bond …

Borrowing hydrogen amination reactions: a complex analysis of trends and correlations of the various reaction parameters

E Podyacheva, OI Afanasyev, DV Vasilyev… - ACS …, 2022 - ACS Publications
Borrowing hydrogen or the hydrogen autotransfer amination is a powerful approach to
create single C–N bonds, starting from stable and readily available substrates: amines and …

Transition‐Metal‐Free Synthesis of Functionalized Quinolines by Direct Conversion of β‐O‐4 Model Compounds

Y Ding, T Guo, Z Li, B Zhang, FE Kühn… - Angewandte …, 2022 - Wiley Online Library
Direct production of heterocyclic aromatic compounds from lignin β‐O‐4 models remains a
huge challenge due to the incompatible catalysis for aryl ether bonds cleavage and …

Multi-Functionality of Methanol in Sustainable Catalysis: Beyond Methanol Economy

G Sivakumar, R Kumar, V Yadav, V Gupta… - ACS …, 2023 - ACS Publications
Methanol is a fundamental feedstock and is widely used in the chemical and petroleum
industries. It can serve as a C1 source to make a variety of C–C and C–N bond formation …

Well-defined phosphine-free manganese (II)-complex-catalyzed synthesis of quinolines, pyrroles, and pyridines

A Maji, S Gupta, M Maji, S Kundu - The Journal of Organic …, 2022 - ACS Publications
Herein, we report a simple, phosphine-free, and inexpensive catalytic system based on a
manganese (II) complex for synthesizing different important N-heterocycles such as …

Recent advances in the catalytic N-methylation and N-trideuteromethylation reactions using methanol and deuterated methanol

V Goyal, N Sarki, A Narani, G Naik, K Natte… - Coordination Chemistry …, 2023 - Elsevier
N-methylamine functionalities are valuable motifs, which play vital roles in the properties
and activities of essential fine and bulk chemicals including molecules used in life science …

Well-Defined Phosphine-Free Iron-Catalyzed N-Ethylation and N-Methylation of Amines with Ethanol and Methanol

A Lator, S Gaillard, A Poater, JL Renaud - Organic letters, 2018 - ACS Publications
An iron (0) complex bearing a cyclopentadienone ligand catalyzed N-methylation and N-
ethylation of aryl and aliphatic amines with methanol or ethanol in mild and basic conditions …

N-Alkylation of Amines by C1–C10 Aliphatic Alcohols Using A Well-Defined Ru(II)-Catalyst. A Metal–Ligand Cooperative Approach

AK Guin, S Pal, S Chakraborty… - The Journal of …, 2023 - ACS Publications
A Ru (II)-catalyzed efficient and selective N-alkylation of amines by C1–C10 aliphatic
alcohols is reported. The catalyst [Ru (L1a)(PPh3) Cl2](1a) bearing a tridentate redox-active …

Recent advances in sustainable organic transformations using methanol: expanding the scope of hydrogen-borrowing catalysis

LM Kabadwal, S Bera, D Banerjee - Organic Chemistry Frontiers, 2021 - pubs.rsc.org
The present review focuses on recent progress achieved from 2017 to March 2021 using
methanol as a C1-alkylating agent. A series of novel metal-catalyzed hydrogen-borrowing …