Volume 10, Issue 2
مرور بر اساس
ارسال های اخیر
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Aging Study of Oil Impregnated Repulped and Standard Cellulose through Measuring Viscometric Degree of Polymerization
(Islamic Azad University, Karaj branch, 2016-05-01)This paper describes the aging behavior of the oil impregnated repulped cellulose and compares it with the aging behavior of the oil impregnated standard cellulose. In order to evaluate the reliability of using repulped ...
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Removal of Reactive Red 24 Dye by Clean Electrocoagulation Process using Iron and Aluminum Electrodes
(Islamic Azad University, Karaj branch, 2016-05-01)In this research, the efficiency of electrocoagulation treatment process using iron and aluminum electrodes to treat synthetic wastewater containing Reactive Red 24 (RR 24) was studied. The effects of parameters such as ...
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An Efficient and One-pot Procedure for the Synthesis of Chiral Isoxazolidine via Catalytic Highly Enantioselective 1,3-dipolar cycloaddition
(Islamic Azad University, Karaj branch, 2016-05-01)Synthesis of enantiomerically pure isoxazolidine via an asymmetric 1,3- dipolar cycloaddition reaction of nitrone with electron-deficient dipolarophile was described. The process occurs at room temperature in aqueous ethanol ...
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Removal of Reactive Red195 Synthetic Textile Dye using Polypyrrole-coated Magnetic Nanoparticles as an Efficient Adsorbent
(Islamic Azad University, Karaj branch, 2016-05-01)Magnetic Fe3 O4 nanoparticles modified by polypyrrole (PPy@Fe3 O4 MNPs) was synthesized by chemical co-precipitation method and used as an adsorbent for removal of cationic dyes, Reactive Red195, from aqueous solutions. ...
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Application of Poly(N, N′- dibromo-N-ethyl-naphthyl-2,7-disulfonamide) for the Regioselective Synthesis of New 3-Sulfenyl Indole Derivatives
(Islamic Azad University, Karaj branch, 2016-05-01)Electron-rich aza-aromatic compounds such as indoles is structures of particular interest and importancein organic chemistry. A useful procedure for the preparation of new 3-sulfenyl indole derivatives using S-alkyl or ...
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Synthesis and Identification of SO3H-functionalized Phthalimide (SFP) as an Efficient Catalyst for the Condensation of Dimedone with Arylaldehydes
(Islamic Azad University, Karaj branch, 2016-05-01)A SO3 H-containing solid acid namely SO3 H-functionalized phthalimide (SFP) was synthesized from phthalimide and chlorosulfonic acid, and identified by studying its FT-IR, 1 H and 13C NMR, Mass, XRD, TG and DTG spectra. ...
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Synthesis and In Vitro Cytotoxic Activity of Novel [1,3] Dioxolo[4,5-g]Chromen-8-ones as a Chalcone-Like Agent
(Islamic Azad University, Karaj branch, 2016-05-01)In this investigation, new structures based on homoisoflavonoids were designed. Homoisoflavonoids are considered as an important class of flavonoids with various biological properties such as cytotoxicity. A new series of ...
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Separation and Recovery of Platinum by Magnetic Coreshell Nanostructures Modified with N-(2-aminoethyl)-3- aminopropyltrimethoxysilane
(Islamic Azad University, Karaj branch, 2016-05-01)In this paper, Fe3 O4 @SiO2 core/shell magnetic nanostructure has been synthesized and modified by N-(2-aminoethyl)-3-aminopropyltrimethoxysilane (AEAPTMS). Fe3 O4 @SiO2 was used as a novel adsorbent for separation of ...
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Application of ZnO Nanorods for the Synthesis of Thiazole Derivatives via Multicomponent Reactions in Water
(Islamic Azad University, Karaj branch, 2016-05-01)Simple three-component reactions between dialkyl acetylenedicarboxylate, primary amines and isothiocyanates in the presence of catalytic amount of ZnO nanorods are investigated in water at room temperature which produced ...
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Application of Response Surface Methodology and Artificial Neural Network for Analysis of p-chlorophenol Biosorption by Dried Activated Sludge
(Islamic Azad University, Karaj branch, 2016-05-01)Phenolic compounds are considered as priority pollutants because of their high toxicity at low concentration. In the present study, the sorption of p-chlorophenol (p-CP) by dried activated sludge was investigated. Activated ...
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Synthesis of Thiazole Derivatives via Multicomponent Reaction of Tetramethyl thiourea using Water as a Safe Solvent
(Islamic Azad University, Karaj branch, 2016-05-01)An efficient synthesis of 1,3-thiazole drivatives is described via a three component reaction isothiocyanates, tetramethyl thiourea and ethyl bromopyruvate.
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Epoxidation of Alkenes and Oxidation of Alcohols with Hydrogen Peroxide Catalyzed by a Fe (Br8TPPS) Supported on Amberlite IRA-400
(Islamic Azad University, Karaj branch, 2016-05-01)Iron (III) meso-tetrakis(p-sulfonatophenyl)-β-octabromoporphyrin supported on Amberlite IRA- 400 [Fe(Br8 TPPS)-Ad-400] is a robust and efficient catalyst for oxidation of alkenes and alcohols at room temperature. The ...
