Results 91 to 100 of about 5,717,411 (161)

Optimization of selectively chloroacetic acid esterification in the presence of Amberlyst-15 catalyst using the response surface methodology

Results in Chemistry
This research seeks to develop a sustainable and effective approach to the synthesis of the α-halocarboxylic acid ester derivatives. Using Amberlyst-15, as a heterogeneous acid catalyst, the reaction between various alcohols and chloroacetic acid has ...
Ahmad Nikseresht, Seyyed Hossein Hosseini, Leila Matin, Hamid Reza Azizi   +3 more
doaj   +1 more source

Amberlyst-15 in organic synthesis

ARKIVOC, 2012
Rammohan Pal, Taradas Sarkar, Shampa Khasnobis   +2 more
doaj   +1 more source

A New Procedure for Dethioacetalization via Equilibrium Exchange with Aqueous Acetone,Paraformaldehyde and Amberlyst-15 as Acidic Catalyst."

, 1990
Carbonyl compounds were regenerated from corresponding Ethanediyl S,S-Acetals via equilibrium exchange with, aqueous acetone, paraformaldehyde and Amberlyst 15, as acidic catalyst, at 80°
PETRINI, Marino, BALLINI, Roberto
core   +1 more source

The application inverse gas chromatography in coadsorption investigations – the adsorption of methanol on Amberlyst 15 [PDF]

, 2011
Opisano aparaturę do dozowania różnej wielkości próbki dwóch adsorbatów do pomiarów koadsorpcji. Pomiary koadsorpcji wykonano dla metanolu na powierzchni sulfonowanego kopolimeru styrenowo-diwinylobenzenowego Amberlyst 15 pokrytej zaadsorbowaną wodą ...
Słomkiewicz, P. M.
core  

Enhancing efficiency of metal oxide-silica based catalysts, characterization and eco-friendly ethyl lactate production

Journal of King Saud University: Engineering Sciences
The pursuit of sustainable chemical processes has led to the development of efficient catalysts for synthesizing high-value product like ethyl lactate through the esterification of lactic acid with ethanol.
Kanogwan Tohdee, Sorasich Veeraviroj, Surat Semmad, Piyasan Praserthdam, Bunjerd Jongsomjit   +4 more
doaj   +1 more source

Kinetics of synthesis of isobutyl propionate over Amberlyst-15

, 2007
The esterification of propionic acid with isobutanol in the presence of Amberlyst-15 as a catalyst was studied. Isobutyl propionate synthesized in this reaction has the fragrance of rum and is used in the food industry.
Izci, ALİME, Hosguen, Halit L.
core  

Amberlyst 15, a Superior, Mild and Selective Catalyst for Carbonyl Regeneration from Nitrogeneous Derivatives

, 1988
Various tosylhydrazones, oximes, 2,4-dinitrophenylhydrazones, and semicarbazones were converted into the corresponding carbonyl compounds, mostly in quantitative yields, via equilibrium exchange with aqueous acetone, by use of Amberlyst 15 as acidic ...
PETRINI, Marino, BALLINI, Roberto
core   +1 more source

Synthesis of pyrazolines promoted by Amberlyst-15 catalyst

, 2006
568-571The condensation of a series of aromatic ketones with aromatic aldehydes under aldol conditions affords 1-aryl-3-(substituted­phenyl/phenyl furanyl/thienyl)-2-propen-1-ones 1.
Ashok, Mithun, Holla, B Shivarama, Mahalinga, M, Poojary, Boja, Akberali, P M   +4 more
core  

Amberlyst 15: a Practical, Mild and Selective Catalyst for Methyl Esterification of Carboxylic Acids

, 1988
Mild and selective methyl esterification of carboxylic acids are realized using Amberlyst 15 as acid catalyst in methanol. No race mization, epimerization or ketalization products have been observed with this method. Excellent results are obtained in the
G. Rosini, PETRINI, Marino, BALLINI, Roberto, MARCANTONI, Enrico   +3 more
core   +1 more source

Esterification of Levulinic Acid to Ethyl Levulinate over Amberlyst-15 in Flow: Systematic Kinetic Model Discrimination and Parameter Estimation. [PDF]

Ind Eng Chem Res
Grammenou E, Tillmann MT, Bawa SG, Pankajakshan A, Galvanin F, Gavriilidis A.   +5 more
europepmc   +1 more source