scholarly journals A comparative study using conventional methods, ionic liquids, microwave irradiation and combinations thereof for the synthesis of 5-trifluoroacetyl-1,2,3,4-tetrahydropyridines

2018 ◽  
Vol 59 (10) ◽  
pp. 891-894 ◽  
Author(s):  
Valquiria P. Andrade ◽  
Mateus Mittersteiner ◽  
Márcio M. Lobo ◽  
Clarissa P. Frizzo ◽  
Hélio G. Bonacorso ◽  
...  
Author(s):  
Mahesh G. Kharatmol ◽  
Deepali Jagdale

Pyrazoline class of compounds serve as better moieties for an array of treatments, they have antibacterial, antifungal, antiinflammatory, antipyretic, diuretic, cardiovascular activities. Apart from these they also have anticancer activities. So, pertaining to its importance, many attempts are made to synthesize pyrazolines. Since conventional methods of organic synthesis are energy and time consuming. There are elaborate pathways for green and eco-friendly synthesis of pyrazoline derivatives including microwave irradiation, ultrasonic irradiation, grinding and use of ionic liquids which assures the synthesis of the same within much lesser time and by use of minimal energy


2015 ◽  
Vol 39 (2) ◽  
pp. 1339-1347 ◽  
Author(s):  
Tarek Alammar ◽  
Ying-Kit Chow ◽  
Anja-Verena Mudring

Synthesis of Ce0.5M0.5O2 (M = Ti, Zr, Hf) nanoparticles in ionic liquids by microwave irradiation is an efficient and mild way to obtain efficient catalyts for CO oxidation.


Author(s):  
Diana Carmenza Sánchez Botero ◽  
Nancy Milena Valencia Yepes

ABSTRACTThis document approach the research phase of the Master's degree in mathematics didactics at the Caldas University, called comparative study between universal learning design and conventional methods as a strategy for strengthening spatial thinking and geometric systems in the children of the first grade of the Institución Educación Nuestra Señora del Rosario in Manzanares, (Caldas). The objective of this preliminary analysis is to evaluate the effectiveness of learning through the DUA and compare it with the traditional method.RESUMENEste documento abordó la fase de indagación del trabajo de grado de la Maestría en didáctica de la matemática de la Universidad de Caldas, denominado estudio comparativo entre el diseño universal de aprendizaje y los métodos convencionales como estrategia para el fortalecimiento del pensamiento espacial y los sistemas geométricos en los niños del grado primero de la Institución educativa Nuestra Señora del Rosario del municipio de Manzanares, (Caldas). El objetivo de este análisis preliminar consistió en evaluar la eficacia del aprendizaje por medio del DUA y compararlo con el método tradicional.


2019 ◽  
Vol 16 (7) ◽  
pp. 550-555
Author(s):  
Dinesh K. Jangid ◽  
Keshav L. Ameta ◽  
Surbhi Dhadda ◽  
Anjali Guleria ◽  
Prakash G. Goswami ◽  
...  

Ionic Liquid assisted efficient synthesis of some 2-aminobenzenethiols has been reported using three different Ionic Liquids (ILs) namely methylimidazolium tetrafluoroborate [MIM]+[BF4]−, methylimidazolium chloride [MIM]+[Cl]− and methylimidazolium nitrate [MIM]+[NO3]−. A comparative study has been carried out for the synthesis of target molecules in the presence and absence of IL, leading to conclusion that maximum yield has been observed with [MIM]+[BF4]−.


2021 ◽  
Vol 328 ◽  
pp. 115391
Author(s):  
Vinícius Castro Ferreira ◽  
Letícia Zanchet ◽  
Wesley Formentin Monteiro ◽  
Letícia Guerreiro da Trindade ◽  
Michèle Oberson de Souza ◽  
...  

ChemInform ◽  
2008 ◽  
Vol 39 (45) ◽  
Author(s):  
Rodrigo O. M. A. de Souza ◽  
Andrea L. F. de Souza ◽  
Tatiana L. Fernandez ◽  
Aires C. Silva ◽  
Vera L. P. Pereira ◽  
...  

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