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All published articles 998

Some Molecular Properties and Reaction Mechanism of Synthesized Isatin Thiosemicarbazone and Its Zinc(II) and Nickel(II) Complexes

Fatma Kandemirli, Can Dogan Vurdu, Murat Saracoglu, Yusuf Akkaya & Muhammet Serdar Çavuş · International Research Journal of Pure and Applied Chemistry · 2015

The aim of this study is to 1H-Indole-2,3-dione 3-[N-(4-fluorophenyl)-thiosemicarbazone and its zinc(II) and nickel(II) complexes. The structures of the synthesized compounds were confirmed by spectral data and elemental analysis. They were optimized by B3LYP theory with differen...

Open access Research Article 10.9734/IRJPAC/2015/17626

Assay of Heavy Metals in Water Hyacinth (Eichhornia crassipes) Growing in River Benue, Nigeria and Its Safety as Food

Lami A. Nnamonu, Ogidi A. Ogidi & Ishaq S. Eneji · International Research Journal of Pure and Applied Chemistry · 2015

Laboratory tests have established that some aquatic plants are heavy metal hyper-accumulators. To estimate the extent of this phenomenon on the field, an assessment of heavy metals (Fe, Mn, Zn, Cu, Cd, Cr, and Pb) content of water hyacinth (Eichhornia crassipes) freely growing in...

Open access Research Article 10.9734/IRJPAC/2015/18762

Polar Diels-Alder Reactions Using Heterocycles as Electrophiles. Influence of Microwave Irradiation

María N. Kneeteman, Anna F. López Baena, Claudia Della Rosa & Pedro M. E. Mancini · International Research Journal of Pure and Applied Chemistry · 2015

In this work we studied a series of polar Diels-Alder reactions using different heterocycles derivatives acting as electrophiles joint to dienes of different nucleophilicity, analyzing the effect of the microwave irradiation in these processes. We employ the technique in two cond...

Open access Research Article 10.9734/IRJPAC/2015/18867

Degradation of Methylene Blue Using Synthesized Nanostructured CuO with High Specific Surface Area through Catalytic Oxidation

Amine El Farrouji, Abderrahim Chihab Eddine, Soumaya Elamal Bouzit, Brahim Boualy, Ahmad Mehdi, Larbi El Firdoussi & Mustapha Ait Ali · International Research Journal of Pure and Applied Chemistry · 2015

Nanostructured CuO (CuO Nst) with specific surface area of 144.473 m2/g has been successfully synthesized via a facile solution-phase method at room temperature. As prepared CuO was characterized using x-ray diffraction (XRD), Brunauer–Emmett–Teller (BET) and transmission electro...

Open access Research Article 10.9734/IRJPAC/2015/18057

Development Studies of Biodegradable Pressure Sensitive Adhesives and Fiber Reinforced Polyester Composites from Castor Oil

J. Shakina & A. Muthuvinothini · International Research Journal of Pure and Applied Chemistry · 2015

The potential use of castor oil in preparation of novel biodegradable polymeric pressure sensitive adhesives and fiber reinforced polyester composites was investigated. A biodegradable oligomeric fumarated resin was prepared by the insitu hydroxylation of castor oil followed by m...

Open access Research Article 10.9734/IRJPAC/2015/17785

Determinatiion of Organochlorine Pesticides Residue in Fish, Water and Sediment in Lake Geriyo Adamawa State Nigeria

D. Y. Shinggu, O. N. Maitera & J. T. Barminas · International Research Journal of Pure and Applied Chemistry · 2015

Pesticides usage in agricultural fields to control pests is extremely toxic to non-target organisms like fish and affects fish health through impairment of metabolism, sometimes leading to mortality. Present study was carried out to determine the level of organochlorine pesticide...

Open access Research Article 10.9734/IRJPAC/2015/17100

Cyclic Voltammetric Study of Clarithromycin Using Gold Electrode

Atya Hassan, S. Azhar Ali & Mahboob Muhammad · International Research Journal of Pure and Applied Chemistry · 2015

Clarithromycin is biologically active compound which is belonging to the class of antifungal compound. This is used for the treatment of HIV patients. In present study the electrochemical parameters of clarithromycin has been carried out through cyclic voltammetry technique. Thes...

Open access Research Article 10.9734/IRJPAC/2015/18141

Application of Pollution Indices for the Assessment of Heavy Metal Pollution in Flood Impacted Soil

A. K. Inengite, C. Y. Abasi & C. Walter · International Research Journal of Pure and Applied Chemistry · 2015

The flood in 2012, which was recorded as the most devastating in the past 40 years in Nigeria, that caused colossal loss in material wealth, could also be a source of heavy metal pollution, especially at the lower reaches of the flood where deposition of flood transported materia...

Open access Research Article 10.9734/IRJPAC/2015/17859

Comparative Study on Removal of Fluoride from Groundwater by Natural and Modified Bagasse Carbon of Sugarcane

Sudhanshu Kanaujia, Bharat Singh & Sanjay Kumar Singh · International Research Journal of Pure and Applied Chemistry · 2015

Aim: To design and develop a novel, cost effective strategy for fluoride removal, applicable to rural areas of developing countries. Study Design: Laboratory analysis for different parameters. Place and Duration of Study: Department of Chemistry, University of Allahabad and Depar...

Open access Research Article 10.9734/IRJPAC/2015/17965

Fast Room Temperature Solution-phase Approach for Selective Synthesis of Nanostructured Cu(OH)2, Cu2O and CuO

Soumaya Elamal Bouzit, Brahim Boualy, Larbi El Firdoussi, Ahmad Mehdi, Abdelkader Outzourhit & Mustapha Ait Ali · International Research Journal of Pure and Applied Chemistry · 2015

A simple room-temperature solution-phase and efficient method for the selective preparation of nanostructured copper hydroxide (Cu(OH)2), copper oxide (II) CuO or Cuprous oxide (Cu2O) from a Cu2+ solution was developed. Mono-disperse cubic Cu2O were obtained by sodium hydroxide a...

Open access Research Article 10.9734/IRJPAC/2015/17920

Calculation of Electronic Properties of Some 4-Nitroaniline Derivatives: Molecular Structure and Solvent Effects

N. O. Obi-Egbedi, M. Targema, M. D. Adeoye & S. T. Gbangban · International Research Journal of Pure and Applied Chemistry · 2015

The effects of substituents and solvents on the ground state molecular geometry, dipole moments (µ), polarisabilities (α) and frontier molecular orbital energies (EHOMO, ELUMO) and optical gap (ΔE) of 4-nitroaniline and its N-substituted alkyl derivatives were studied by the ab i...

Open access Research Article 10.9734/IRJPAC/2015/18195

Solid-phase Extraction of 4-Nitrophenol from Aqueous Solution by Brachystegia eurycoma Seed Hulls

David Jane, J. C. Igwe, V. A. Ajibola & F. O. Okibe · International Research Journal of Pure and Applied Chemistry · 2015

The adsorption of 4-Nitrophenol in aqueous solution by B. eurycoma seed hull was studied under the influence of environmental factors. Our result showed that 0.5 g B. eurycoma seed hull can effectively achieve 98% removal of 4-Nitrophenol at pH 12, temperature 25°C, 40 mins conta...

Open access Research Article 10.9734/IRJPAC/2015/16207

Dyeing of Nylon 66 Fabrics Using Disperse Dyes by Microwave Irradiation Technology

K. Haggag, M. M. El-Molla & K. A. Ahmed · International Research Journal of Pure and Applied Chemistry · 2015

Dyeing of nylon66 (polyamide) fabrics with disperse dyes; blue 56 and red 60 was carried out using microwave irradiation technique. Different parameters mainly, dyeing time, dye concentration, power of microwave, and Liquor ratios were studied. The results obtained as a result of...

Open access Research Article 10.9734/IRJPAC/2015/17922

Identification of Trans-Cinnamic Acid in Sinyo Nakal (Duranta repens) Fruits’ Methanol Extract

Sigit Eko Januar, Purwantiningsih Sugita & Budi Arifin · International Research Journal of Pure and Applied Chemistry · 2015

Aims: To isolate and to characterize the chemical constituents in sinyo nakal (Duranta repens) fruits’ methanol extract. The fruits were collected from Jombang, East Java, Indonesia. Methodology: The fruits have been extracted with n-hexane in previous study to separate the nonpo...

Open access Research Article 10.9734/IRJPAC/2015/17616