Clays and the origin of life: The experiments

JT Kloprogge, H Hartman - Life, 2022 - mdpi.com
There are three groups of scientists dominating the search for the origin of life: the organic
chemists (the Soup), the molecular biologists (RNA world), and the inorganic chemists …

Trihaloisocyanuric acids: Useful reagents for halogenation reactions and heterocyclic scaffold construction

MCS de Mattos - Current Organic Chemistry, 2024 - benthamdirect.com
Trihaloisocyanuric acids [1, 3, 5-trihalo-1, 3, 5-triazine-2, 4, 6-(1H, 3H, 5H)-triones] are
commercially available or easily prepared solids. They are highly reactive, stable, easily …

How achiral Brønsted acid is involved in co-catalyst model with chiral phosphoric acid for construction of quaternary carbon stereocenter

ZH Li, J Zhou, C Liu, FX Tan, L Wang, GD Zhu… - Chem Catalysis, 2024 - cell.com
Chiral phosphoric acids, acting as bifunctional catalysts, play a dual role in activating both
nucleophiles and electrophiles through non-covalent interactions. To enhance the activity of …

Rapid, Mild, and Catalytic Synthesis of 2D and 3D COFs with Promising Supercapacitor Applications

A Khojastehnezhad, K Rhili, MK Shehab… - ACS Applied Energy …, 2023 - ACS Publications
An approach based on Keggin heteropoly acids (HPAs) has been presented for the mild and
fast synthesis of five different structures of imine and azine-linked two-dimensional (2D) and …

C–N coupling reactions with arenes through C–H activation: the state-of-the-art versus the principles of green chemistry

L Van Emelen, M Henrion, R Lemmens… - Catalysis Science & …, 2022 - pubs.rsc.org
Arylamine and N-arylamide moieties are omnipresent in various classes of compounds,
ranging from bulk materials (eg, polymer precursors) to fine chemicals, such as …

Direct synthesis of oxaspirolactones in batch, photoflow, and silica gel-supported solvent-free conditions via visible-light photo-and heterogeneous Brønsted acid relay …

S Miñoza, WC Ke, YY Yu, PK Keerthipati, KC Chang… - Green …, 2022 - pubs.rsc.org
By fusing energy-transfer visible-light photocatalysis and heterogeneous Brønsted acid
catalysis, an operationally straightforward synthesis of oxaspirolactones, natural scaffolds …

Highly Active La (III)‐Based Metal‐Organic Framework as a Heterogeneous Lewis Acid Catalyst for Friedel‐Crafts Alkylation

JQ Wu, XY Wu, JM Lu, Q Shi… - Chemistry–A European …, 2022 - Wiley Online Library
In this study, a novel La (III)‐based two‐dimensional (2D) metal‐organic framework,[La2/3
(qptca) 1/2](referred to as SLX‐2), from LaCl3 and 1, 1′: 4′, 1′′: 4′′, 1 …

Ascorbic acid as a multifunctional hydrogen bonding catalyst for Paal–Knorr synthesis of N-substituted mono- and bis-pyrroles: experimental and theoretical aspects

A Ghaemi, HR Darabi, K Aghapoor… - Research on Chemical …, 2023 - Springer
Ascorbic acid could be applied as a recyclable organocatalyst for the preparation of pyrroles
via Paal–Knorr condensation of hexane-2, 5-dione with various mono-and diamines. The …

Heteropoly acid catalysis in the valorization of bio-renewables: Acetylation of 1, 4-cineole and 1, 8-cineole (eucalyptol) in green solvents

NL Lataliza-Carvalho, RF Cotta, RA Martins… - Molecular …, 2024 - Elsevier
In this work, a novel synthesis of monoterpenic acetate esters potentially valuable as
flavoring agents was developed. It involves the reactions of 1, 4-cineole and 1, 8-cineole …

Theoretical Study on Bismuth (III) Catalysts for Synthesis of Phenylsulfonyl Fluoride: Reasons of Their Catalysis

Y Tian, S Sakaki - ACS Catalysis, 2024 - ACS Publications
Bismuth (III) complex with diarylsulfone ligand (diAr-SO2) is a non-transition metal catalyst
reported recently for the synthesis of arylsulfonyl fluorides. We investigated this catalytic …