Results 1 to 10 of about 12,001 (212)

The arginine/gallic acid-based deep eutectic solvent as a capable catalyst for the green synthesis of pyrano[2,3-d]pyrimidines [PDF]

Scientific Reports
A novel arginine/gallic acid-based deep eutectic solvent (ARG/GAL-DES) was prepared by mixing one mole of arginine (ARG) and two moles of gallic acid (GAL) according to the result of the eutectic point phase diagram and heated until a homogeneous, clear ...
Elnaz Chegeni, Davood Habibi, Arezo Monem   +2 more
doaj   +2 more sources

Eutectogels as Delivery Media for Therapeutic Metal Complexes: What Are the Benefits? [PDF]

Gels
Drugs and drug candidate compounds commonly suffer from poor solubility and permeability. One promising strategy to mediate these drawbacks is use of novel solvents, such as deep eutectic compositions.
Varvara O. Veselova, Svetlana V. Revtovich, Vitalia V. Kulikova, Arina D. Filippova, Kseniya A. Koshenskova, Nikolay N. Efimov, Irina A. Lutsenko, Marina A. Uvarova   +7 more
doaj   +2 more sources

The choline chloride/hydroquinone carboxylic acid-based DES as a novel catalyst for the green synthesis of dihydrochromeno[4,3-d]pyrimidinediones [PDF]

Scientific Reports
A novel deep eutectic solvent (ChCl/HCA-DES) was prepared by combining two moles of choline chloride (ChCl) with one mole of hydroquinone carboxylic acid (HCA), based on the results from the eutectic point phase diagram, and characterized by FT-IR, ¹H ...
Zahra Jahanian, Davood Habibi, Arezo Monem, Elnaz Chegeni   +3 more
doaj   +2 more sources

Optimization of Ultrasound-Assisted Extraction of Cyclic Adenosine 3',5'-Monophosphate from Xinjiang Jujube by Deep Eutectic Solvent

Shipin gongye ke-ji, 2022
Using green and highly efficient deep eutectic solvent (DES) as the extraction agent, this study extracted the functional ingredient—cyclic adenosine 3',5'-monophosphate (cAMP) from Xinjiang jujube through ultrasound-assisted technology.
Xue ZHANG, Ya LIU, Xiumin LIU, Chunhui SHAN   +3 more
doaj   +1 more source

Experimental investigation and modeling of thermophysical and extraction properties of choline chloride + DL-malic acid based deep eutectic solvent [PDF]

Journal of the Serbian Chemical Society, 2017
The ability of non-toxic and biodegradable deep eutectic solvent (DES) choline chloride + DL-malic acid in mole ratio 1:1, for the breaking of the azeotropes heptane + methanol and toluene + methanol by means of liquid– –liquid extraction was evaluated ...
Vuksanović Jelena M., Todorović Nina M., Kijevčanin Mirjana Lj., Šerbanović Slobodan P., Radović Ivona R.   +4 more
doaj   +1 more source

Straightforward and rapid Petasis multicomponent reactions in deep eutectic solvent

Current Research in Green and Sustainable Chemistry, 2021
Deep eutectic solvents (DESs) have emerged as a promising, inexpensive, safe, renewable, and biodegradable alternative to harmful organic solvents as a premise for the green industrial transformation.
Najmedin Azizi, Elham Farhadi
doaj   +1 more source

Treatment of Petrochemical Pyrolysis Gasoline (PG) Using Novel Eco-friendly Choline Chloride-based Deep Eutectic Solvents (DESs) [PDF]

Journal of Petroleum Science and Technology, 2020
To compare the performance of conventional solvent (N-formylmorpholine or NFM) with deep eutectic solvents (DESs) for benzene extraction, some (choline chloride : ethanolamines) based DESs were selected as extraction solvents.
Behrouz Mohammadi, Hemayat Shekaari, Mohammed Taghi Zafarani Moattar   +2 more
doaj   +1 more source

Choline based deep eutectic solvent mediated Friedlander annulation: A sustainable and regiospecific approach to polysubstituted quinoline

Current Research in Green and Sustainable Chemistry, 2022
Polysubstituted quinolines have been synthesized by Friedlander annulation reaction of 2-aminobenzophenone with ketones mediated by choline-based deep eutectic solvents (DESs). We have investigated the condensation reaction in different choline-based DES
Rajkumar Romeshkumar Singh, Thokchom Jeeta Devi, Thongam Joymati Devi, Okram Mukherjee Singh   +3 more
doaj   +1 more source

Selective Oxidation of Alcohols through Fe3O4@SiO2/K2CO3‐Glycerin Deep Eutectic Solvent as a Heterogeneous Catalytic System

ChemistryOpen, 2022
K2CO3/Glycerin as a deep eutectic solvent (DES) was anchored covalently onto functionalized magnetic nanoparticles and showed a significant activity towards the oxidation of various alcohols under mild conditions with a short reaction time and good to ...
Sepideh Abbasi, Prof. Mohammad Reza Naimi‐Jamal, Prof. Shahrzad Javanshir, Prof. Akbar Heydari   +3 more
doaj   +1 more source

K2CO3/PG DES promoted transition metal free room temperature synthesis of nitroaldols and nitroolefins

Current Research in Green and Sustainable Chemistry, 2022
In this work, we have described the use of K2CO3/Propylene Glycol (PG) deep eutectic solvent (DES) as green and efficient alternative to volatile organic solvents for the formation of a very important reaction intermediate i.e., nitroaldols via Henry ...
Parmita Phukan, Diganta Sarma
doaj   +1 more source