Results 11 to 20 of about 81,900 (283)

The Relationship between the Structure and Properties of Amino Acid Ionic Liquids [PDF]

open access: yesMolecules, 2019
Ionic liquids based on different l-amino acids (glycine, l-valine, l-leucine, l-isoleucine, l-histidine, l-methionine, l-tyrosine, l-tryptophan, l-arginine, and l-threonine) and different cations (tetrabutylammonium (TBA), tributylmethylammonium (tBMA ...
Paula Ossowicz   +4 more
doaj   +8 more sources

Evaluating acute toxicity of amino acid ionic liquids towards Poecilia reticulata fish for designing sustainable chemical processes [PDF]

open access: yesToxicology Reports
An acute toxicity study assessed the LC50 values for eight different amino acid ionic liquids (AAILs), featuring two cations, tetrabutylphosphonium [P4444] and tetrabutylammonium [N4444], coupled with four anions [PHE], [ASP], [SER], and [GLY]. According
Jivana Parameswaran   +3 more
doaj   +3 more sources

The Proton Dissociation of Bio-Protic Ionic Liquids: [AAE]X Amino Acid Ionic Liquids [PDF]

open access: yesMolecules, 2020
[AAE]X composed of amino acid ester cations is a sort of typically “bio-based” protic ionic liquids (PILs). They possess potential Brønsted acidity due to the active hydrogens on their cations. The Brønsted acidity of [AAE]X PILs in green solvents (water
Ting He   +7 more
doaj   +5 more sources

Novel Synthesis of Choline-Based Amino Acid Ionic Liquids and Their Applications for Separating Asphalt from Carbonate Rocks [PDF]

open access: yesNanomaterials, 2019
In this study, a series of choline-based amino acid ionic liquids have been synthesized in an economic method and are used to assist solvents with extracting asphalt from carbonate rocks.
Zisheng Zhang   +5 more
doaj   +3 more sources

Choline-Amino Acid Ionic Liquids as Green Functional Excipients to Enhance Drug Solubility [PDF]

open access: yesPharmaceutics, 2018
The development of effective forms to incorporate poorly soluble drugs into delivery systems remains a problem. Thus, it is important to find alternatives such as finding excipients that increase drug solubility. Ionic liquids (ILs), particularly choline-
Rita Caparica   +6 more
doaj   +3 more sources

A New Compartmentalized Scale (PN) for Measuring Polarity Applied to Novel Ether-Functionalized Amino Acid Ionic Liquids [PDF]

open access: yesMolecules, 2022
Functionalized and environmentally friendly ionic liquids are required in many fields, but convenient methods for measuring their polarity are lacking.
Xu Zheng   +3 more
doaj   +2 more sources

Cation functional group effect on SO2 absorption in amino acid ionic liquids [PDF]

open access: yesFrontiers in Chemistry, 2023
Introduction: The effect of the functional group of the cation on SO2 acidic gas absorption by some designed amino acid ionic liquids (AAILs) was studied.Methods: An isolated pair of glycinate anion and pristine imidazolium-based cation, as well as ...
Hasan Siami   +2 more
doaj   +2 more sources

CO2 Capture in Biocompatible Amino Acid Ionic Liquids: Exploring the Reaction Mechanisms for Bimolecular Absorption Processes. [PDF]

open access: yesJ Phys Chem B, 2021
CO2 capture at the production site represents one of the accessible ways to reduce its emission in the atmosphere. In this context, CO2 chemisorption is particularly advantageous and is often based on exploiting a liquid containing amino groups that can ...
Onofri S, Bodo E.
europepmc   +2 more sources

Water Purification Using Choline-Amino Acid Ionic Liquids: Removal of Amoxicillin. [PDF]

open access: yesInd Eng Chem Res
Antibiotics are the main active pharmaceutical ingredients (APIs) for the treatment and prevention (prophylaxis) of bacterial infections, for which they are essential for health preservation.
Velho P, Lopes C, Macedo EA.
europepmc   +2 more sources

CO2/CH4 Separation in Amino Acid Ionic Liquids, Polymerized Ionic Liquids, and Mixed Matrix Membranes [PDF]

open access: yesMolecules
The ability to efficiently separate CO2 from other light gases using membrane technology has received a great deal of attention due to its importance in applications such as improving the efficiency of natural gas and reducing greenhouse gas emissions. A
Gowri Selvaraj, Cecilia Devi Wilfred
doaj   +2 more sources

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