Pnictogen and Chalcogen Salts as Alkylating Agents

PRO Campos, EE Alberto - The Chemical Record, 2024 - Wiley Online Library
Alkylation reactions and their products are considered crucial in various contexts.
Synthetically, the alkylation of a nucleophile is usually promoted using hazardous alkyl …

Antibacterial and degradable thioimidazolium poly (ionic liquid)

CA Smith, VA Cataldo, T Dimke, I Stephan… - ACS Sustainable …, 2020 - ACS Publications
New antibacterial agents are urgently required to fight the emergence of antibiotic-resistant
bacteria. We recently synthesized the first thioimidazolium ionene, which has antibacterial …

Influence of imidazolium based ionic liquids with different anions on liquid–liquid phase behavior for separation of azeotropic mixture isopropyl alcohol+ diisopropyl …

L Cao, T Zhang, D Xu, L Zhang, Y Ma, J Gao… - Journal of Molecular …, 2023 - Elsevier
During production of isopropyl alcohol (IPA) by propylene hydration, a mixture of diisopropyl
ether (DIPE) and IPA is obtained as a byproduct. Because DIPE and IPA have similar boiling …

From Stoichiometric Reagents to Catalytic Partners: Selenonium Salts as Alkylating Agents for Nucleophilic Displacement Reactions in Water

NS Martins, AYB Ángel, JM Anghinoni… - Advanced Synthesis …, 2022 - Wiley Online Library
The ability of chalcogenium salts to transfer an electrophilic moiety to a given nucleophile is
well known. However, up to date, these reagents have been used in stoichiometric …

Recovery of biofuel additives isopropyl alcohol and diisopropyl ether using ionic liquids with intermolecular interactions and process design

L Cao, T Zhang, L Zhang, D Xu, J Gao, Y Ma… - … Research and Design, 2024 - Elsevier
Isopropyl alcohol (IPA) and diisopropyl ether (DIPE) are widely used as biofuel additives in
fuel processing. When IPA is produced by propylene hydration, a by-product IPA and DIPE …

Not‐So‐Innocent Anions Determine the Mechanism of Cationic Alkylators

SM Taimoory, VA Cataldo, A Schäfer… - … A European Journal, 2021 - Wiley Online Library
Alkylating reagents based on thioimidazolium ionic liquids were synthesized and the
influence of the anion on the alkylation reaction mechanism explored in detail using both …

Unexpected Intrinsic Lability of Thiol-Functionalized Carboxylate Imidazolium Ionic Liquids

A Mezzetta, L Poderelli, F D'Andrea, CS Pomelli… - Molecules, 2019 - mdpi.com
New thiol-functionalized carboxylate ionic liquids (ILs), varying both for the cation and for the
anion structures, have been prepared as new potential redox switching systems by reacting …

A Solid Alkylation: Highly Recyclable, Flow Chemistry‐Ready, Resin‐Supported Thioimidazoliums Alkylate Sulfur‐Centered Nucleophiles

VA Cataldo, SM Taimoory… - European Journal of …, 2022 - Wiley Online Library
A series of readily regenerable thioimidazolium‐based ionic liquids, which can transfer alkyl
groups to nucleophiles, are immobilized on crosslinked polystyrene beads. Different alkyl …

Oxidative Cyclization of 4‐(2‐Mercaptophenyl)‐Substituted 4H‐1,2,4‐Triazolium Species to Tricyclic Benzothiazolium Salts

LG Ardón‐Muñoz, JL Bolliger - European Journal of Organic …, 2022 - Wiley Online Library
Herein we report a generally applicable method for the preparation of N‐substituted benzo
[4, 5] thiazolo [2, 3‐c][1, 2, 4] triazol‐1‐ium salts from air stable precursors. This …

Bipyridyl Functionalized NHC‐Sulfenyl, Selenenyl Cations; Potential Species for Alkylation Reactions and Ligands in Copper (I) Catalysis

B Das, AK Sahoo, M Alam, SJ Panda, CS Purohit… - ChemPlusChem - Wiley Online Library
Reactions of bipyridyl‐functionalized imidazole‐thiones and selones with MeX (X= I, OTf)
afforded sulfenyl and selenenyl cations [(NNC) EMe] X (2/3, E= S, Se). Further reactions of …