Results 81 to 90 of about 5,717,411 (161)

Reactions of trimethylsilylated silicate anions in acidic medium. - Part 1 : Effect of amberlyst 15 Cation-exchange resin on the products of trimethylsilylation of hexameric ring silicates [PDF]

open access: yes, 1980
Chemical and structural transformations induced by proton-donor catalysts (Amberlyst 15 cation-exchange resin and trichloroacetic acid) have been studied using the silicate derivatives Si6O15(SiMe 3)6 and Si6O18(SiMe 3)12 as model compounds.
Székely, Tamás   +3 more
core   +1 more source

One-Pot Amberlyst 15-Controlled Cyclocondensation of Piperidines and Arylaldehydes: Synthesis of 3,5-Diarylmethylpyridines

open access: yes, 2020
Amberlyst 15-controlled one-pot easy-operational intermolecular cyclocondensation of substituted piperidines with arylaldehydes provides diversified 3,5-diarylmethylpyridines in high to excellent yields under refluxing toluene conditions.
Yu-Lin Tsai   +3 more
core   +2 more sources

The Synthesis of Glycerol Carbonate from Biodiesel By product Glycerol and Urea over Amberlyst 15

open access: yesJurnal Bahan Alam Terbarukan, 2017
The growing utilization of biodiesel as a renewable fuel has generated a large surplus of glycerol as a major byproduct. The prices of glycerol continue to drop in such an oversaturated market.
Reviana Inda Dwi Suyatmo   +2 more
doaj   +1 more source

Adsorption of Malachite Green (MG) as a Cationic Dye on Amberlyst 15, an Ion-Exchange Resin. [PDF]

open access: yesJ Environ Public Health, 2022
Nandoost A   +3 more
europepmc   +1 more source

Novel Synthesis of Prenylated Phenols and Their Antioxidant Properties

open access: yesNatural Product Communications, 2006
A novel method for the prenylation of phenols has been developed using 2-methyl-but-3-ene-2-ol as the prenylating agent in the presence of Amberlyst 15.
Soumyaditya Mula   +3 more
doaj   +1 more source

Sodium borohydride-amberlyst-15 (H+): An effective reductor for hindered and unreactive ketones in aprotic solvent [PDF]

open access: yes, 2016
The combination of sodium borohydride and amberlyst-15 (H+) in tetrahydrofurane is a powerful reductor for unreactive ketones. The reduction is fast, high-yielding and the work-up is extremely simple.
Robles Caychoa, Juana   +3 more
core   +1 more source

Acetalization of glycerol with benzaldehyde to synthesize 1,3-PDO via terminal hydroxyl group protection: An experimental and kinetic study

open access: yesSustainable Chemistry for Climate Action
The conversion of waste glycerol from biodiesel production into high-value-added chemicals is vital for promoting sustainable development within the Bio-Circular-Green Economy framework.
Mohammad Khan, Mohd Moiz Khan
doaj   +1 more source

DABCO-Amberlyst®15: A versatile heterogeneous catalyst in the multicomponent synthesis of tetrahydronaphthalenes and tetrahydroquinolines

open access: yesTetrahedron Green Chem
Bicyclic ortho-amino carbonitriles (tetrahydronaphthalenes) are crucial in their role to develop other heterocyclic compounds such as dicyanoanilines which can be used in optical electronic (optronic) devices.
Giovanna Bosica, Roderick Abdilla
doaj   +1 more source

Synthesis of α-Glycerol Mono Caprylate from Protected Glycerol [PDF]

open access: yesE3S Web of Conferences
The synthesis of α-glycerol mono caprylate from protected glycerol has been carried out through a two-step reaction process. The transesterification reaction of methyl caprylate and protected glycerol (ratio 1:4) in the presence of 5% K2CO3 (w/w of the ...
Nitbani Febri Odel   +5 more
doaj   +1 more source

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