Volume 4, Issue 5
مرور بر اساس
ارسال های اخیر
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Potentiometric Determination of La(III) Using Chitosan Modified Carbon Paste Electrode with An experimental Design
(Sami Publishing Company, 2020-09-01)In this work, D-optimal mixture design was applied as an experimental design to screen and optimize the effect of the composition of a carbon paste on its performance. In this study, chitosan was offered as a ...
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Salicylic Acid as a Bio-based and Natural Brønsted Acid Catalyst Promoted Green and Solvent-free Synthesis of Various Xanthene Derivatives
(Sami Publishing Company, 2020-09-01)In this research study, a green protocol for facile and eco-safe synthesis of 12-aryl-tetrahydrobenzo[α]xanthene-11-ones, 1,8-dioxo-octahydroxanthenes and 14-aryl-14H-dibenzo[α,j]xanthenes using ...
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Aluminum in Reaction with Sodium Hydroxide: Summary Action of a Depolarizer and an Inhibitor
(Sami Publishing Company, 2020-09-01)An unusual work is that the galvanic cell described is non-standard and has irreversible electrodes. Non-standard are comparative electrodes too. Only 1 electrochemical cell Al | NaOH (it is polarizer, amperage-forming or ...
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Effect of External Electric Field and Temperature on Entropy, Heat of Capacity, and Chemical Reactivity with QSAR Study of Morphonium Chloride and Nitrous Ionic Liquids Crystal Using DFT
(Sami Publishing Company, 2020-09-01)Due to the great number of medicinal application of morphine in drugs, the morphonium chloride (IL01) and morphonium nitrous (IL02) were investigated using the computational method to assess their biological activity. The ...
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First Order Derivative Spectrophotometric Estimation of Ranolazine and Metformin Hydrochloride in Synthetic Mixture
(Sami Publishing Company, 2020-09-01)This research study aimed at developing and validating a simple, precise, accurate, specific and economical spectrophotometric method for simultaneous estimation of Ranolazine (RANO) and Metformin hydrochloride (MET) in ...
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Acidic Ionic Liquid Based Silica-Coated Fe3O4 Nanoparticles as a New Nanomagnetic Catalyst for Preparation of Aryl and Heteroaryl Thiocyanates
(Sami Publishing Company, 2020-09-01)In this research study, acidic ionic liquid based silica-coated Fe3O4 nanoparticles [Fe3O4@SiO2@(CH2)3-Py]HSO4as an efficient and ...
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Comparison of Different Extracts of Nettle in Quercetin and Evaluation of its Antimicrobial Activity
(Sami Publishing Company, 2020-09-01)Nettle (Urtica dioica L.) is one of the most well-known medicinal plants. It has been mostly used for medical purposes. This study summarizes extensive results on the antimicrobial effect of Urtica dioica ...
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The Synthesis of α,αʹ-bis(arylidene)Cycloalkanones using Sulfonic Acid Functionalized Pyridinium Chloride
(Sami Publishing Company, 2020-09-01)In this study, condensation reaction of the aldehydes with various ketones in the presence of sulfonic acid functionalized pyridinium chloride [pyridine–SO3H]Cl as an ionic liquid and catalyst were carried out ...
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DFT-PCM Study on Structures of Phthalazinone Tautomers
(Sami Publishing Company, 2020-09-01)In this research study, relative stability of all the tautomers of phthalazinone ring in the gas phase and the solvent effect on the tautomeric equilibrium were evaluated using the density functional theory-polarizable ...
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Alumina-Supported Cobalt Nanoparticles Efficiently Catalyzed the Synthesis of Chromene Derivatives under Solvent-Free Condition
(Sami Publishing Company, 2020-09-01)In this research study, an efficient approach is reported for the solvent-free synthesis of various chromene derivatives catalyzed by alumina-supported cobalt nanoparticles in high yields. Alumina-supported cobalt nanoparticles ...
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Fe3O4 Bonded Pyridinium-3-carboxylic acid-N-sulfonic Acid Chloride as an Efficient Catalyst for the Synthesis of 3,4-dihydropyrimidin-2(1H)-ones
(Sami Publishing Company, 2020-09-01)Fe3O4bonded pyridinium-3-carboxylic acid-N-sulfonic acid chloride, as a magnetic and reusable catalyst, was reported for the one-pot multi-component synthesis of some 3,4-dihydropyrimidin-2 ...
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Cyclodehydration and Baker-Venkataraman Rearrangement Methodologies for the Preparation of Fluorinated 4H-Chromones
(Sami Publishing Company, 2020-09-01)Trifluoromethylated and ring-fluorinated 4H-chromones have been prepared via cyclodehydration and via the baker-venkataraman rearrangement. The cyclodehydration of 4,4,4-trifluoro-1-(1-naphthol-2-yl)-1 ...



