Skip to content

All published articles 1056

Quantitative Analysis of Components of Heroin Seized in Kuwait by Gas Chromatography/Mass Spectrometry

N. A. Alabkal, E. Kh. Metwally, M. H. Elnagdi, F. I. Aldosery & N. S. Abbas · Chemical Science International Journal · 2015

Aim: To identify the main and additive components of heroin trafficked in the State of Kuwait, and to provide a satisfactory explanation for the increase in deaths among heroin addicts. Study Design: Selected samples of non-pure powder heroin seized in Kuwait and a set of pure he...

Open access Research Article 10.9734/ACSJ/2015/18001

Corrosion Inhibition Behaviour and Adsorption Characteristics of Dapsone Derivatives on Mild Steel in Acid Medium

M. P. Chakravarthy, K. N. Mohana, C. B. Pradeep Kumar & A. M. Badiea · Chemical Science International Journal · 2015

Two newly synthesized Dapsone derivatives viz., 3-[(4-{4-[(1H-Indol-3-ylmethylene)-amino]-benzenesulfonyl}-phenylimino)-methyl]-1H-indole (IABPI) and 5-[(4-{4-[(Thiophen-2-ylmethylene)-amino]-benzenesulfonyl}-phenylimino)-methyl]-thiophene (TABPT) were investigated as corrosion i...

Open access Research Article 10.9734/ACSJ/2015/18211

Kinetic Studies of Bio-sorption of Cyanide Ions from Aqueous Solution Using Carbon Black Developed from Shea Butter Seed Husk as an Adsorbent

D. Y. Tsunatu, U. H. Taura & E. U. Jirah · Chemical Science International Journal · 2015

This research work was conducted in order to investigate the adsorption of cyanide ions by carbon black developed from Shea Butter Seed Husk (SBSH) an eco-friendly bio-adsorbent. The experiments were carried out in batch reactors with optimum operating parameters at 100 mg/l for...

Open access Research Article 10.9734/ACSJ/2015/17636

Synthesis of Pharmacologically Important Some Novel Pyrimidine and Chalcone Moieties Containing s-triazines

Anupama . & Bhawani Singh · Chemical Science International Journal · 2015

s-Triazines containing heterocycles have variety of biological activities including anti-cancer, anti-viral, anti-microbial, anti-inflammatory activities. Various heterocycles have been synthesized by annellation methodology using chalcones as base template. A new series of 2-ami...

Open access Research Article 10.9734/ACSJ/2015/18654

FT-IR, TGA, DSC and PCM Characterization of Synthesised 1-Vinyl-1,2,4-Triazole Proton Exchange Membranes (PEMS) for Use in Polymer Electrolyte Membrane Fuel Cells (PEMFCS)

Shamsu Ahmad & Iliyasu Aliyu Bashir · Chemical Science International Journal · 2015

Aim: To synthesize a polymer electrolyte membranes with semi interpenetrating polymer network (semi-IPN) structures consisting of poly (vinylidene fluoride) (PVDF) and poly(1-vinyl-1,2,4-triazole-co-divinyl benzene) (P(VTri-co-DVB)) and to characterized by FT-IR spectroscopic ana...

Open access Research Article 10.9734/ACSJ/2015/18669

Fluorescence Binding Assay of Atl1 Protein with the SIMA Labelled Oligonucleotide Containing the Tricyclic Nucleoside Analogue of O6-methyl-2'-deoxyguanosine

Kabir Abdu & David M. Williams · Chemical Science International Journal · 2015

The synthesis of phosphoramidite (DNA building block) containing the tricyclic nucleoside analogue of O6-methyl-2-deoxyguanosine was carried out and its Interactions with Atl proteins was quantified through fluorescent assay (fluorescent intensity monitoring). In fluorescent assa...

Open access Research Article 10.9734/ACSJ/2015/17369

Investigation on Tensile Properties of Polymer Composite Based on Polypropylene, Polyamide Fiber and Carbon Black

Abduel Majid K. Najjar & Adnan Agieli A. Aboulgasemb · Chemical Science International Journal · 2015

Polymer composites are important class of materials. Some of these composite composites display tremendous mechanical properties. The combination of artificial fiber with polypropylene matrix has affected its matrix mechanical properties. The main objective of this work was to st...

Open access Research Article 10.9734/ACSJ/2015/18003

Electronic Effect of Substituents Present on Carbonyl Compounds: Analysis of Product Formation in One-Pot Synthesis of 1, 3, 4-thiadiazole Ring

Sheetal B. Marganakop, Ravindra R. Kamble, Gangadhar Y. Meti & Mahadev N. Kumbar · Chemical Science International Journal · 2015

Functionalized N-(4-acetyl-5-substituted-4, 5-dihydro-[1, 3, 4]-thiadiazol-2-yl)-acetamides (2a-m) were synthesized by three-fold  condensation of carbonyl compound, thiosemicarbazide  and acetic anhydride in an one pot three component reaction. In this reaction substituents on c...

Open access Research Article 10.9734/ACSJ/2015/18204

Differential Temperature Model (DTM): A New Thermodynamic Indicator for the Detection of the Number of Ionizable Protons in Strong Acids

I. A. Akpan · Chemical Science International Journal · 2015

The chemistry of ionization of strong acids via oxonium route was examined in thermodynamics context. The research led to the establishment of a new chemical hypothesis which derivatives gave rise to a differential temperature model. The thermodynamic model has been applied to de...

Open access Research Article 10.9734/ACSJ/2015/17419

Solvent and Methyl Group Effects on the Electronic Spectral Properties of Azo-2-Naphthol Dye

Victor N. Mkpenie & Emmanuel E. Essien · Chemical Science International Journal · 2015

The influence of solvent polarity on the absorption pattern of azo-2-naphthol dyes,1-(4-methylphenylazo)-2-naphthol (MPAN) and 1-phenylazo-2-naphthol (PAN) have been studied using a UV-Visible spectrophotometer in polar and non-polar solvents. Analysis of the spectral data obtain...

Open access Research Article 10.9734/ACSJ/2015/17260

Electrochemical and Adsorption Behaviour of Diospyros mespiliformis on Annealed Carbon steel Corrosion in Hydrochloric Acid

R. S. Oguike, A. M. Kolo, A. A. Ayuk, F. C. Eze & E. E. Oguzie · Chemical Science International Journal · 2015

The interfacial activities of Diospyros mespiliformis on annealed carbon steel in 2 M HCl solution was studied by electrochemical methods; polarization and impedance spectroscopy measurements, while weight loss of the carbon steel at varying temperatures and gasometric method was...

Open access Research Article 10.9734/ACSJ/2015/16679

Potential Effect of Vitamin C and Curcumin on Oxidative Stress and Skin Lesion Induced by Dermal Intoxication with Cypermethrin

Manal E. A. Elhalwagy, A. A. Nahas, Reem M. Ziada & Hoda E. A. Farid · Chemical Science International Journal · 2015

Aim: Dermal exposure to pyrethroids produces adverse health effect on different body systems. This study examined the effect of simultaneous oral supplementation of curcumin and vitamin C on   systemic and skin injuries induced by dermal intoxication with cypermethrin.    Experim...

Open access Research Article 10.9734/ACSJ/2015/17285

Comparative Determination of Chromium, Iron and Lead in Tamburawa Treated and Raw Water Samples

Kingsley John Igenepo, Ugbe Fabian Audu, Ikudayisi Abiola Victoria & Idris Mustapha Omenesa · Chemical Science International Journal · 2015

Chemical analysis of raw and treated water from the Tamburawa water treatment plant was conducted twice a week for six consecutive weeks using Spectrophotometric measurement, to determine the level of Cr, Fe, and Pb in the water. The result of the study showed that the concentrat...

Open access Research Article 10.9734/ACSJ/2015/17611

A Simple Spectrophotometric Method for the Trace Determination of Iron in Some Real, Environmental, Biological, Food, Pharmaceutical and Soil Samples Using 2-aminophenol

M. Jamaluddin Ahmed, M. Tazul Islam, M. Jahir Hossain & M. Faridul Islam · Chemical Science International Journal · 2015

A very simple, ultra-sensitive and highly selective non-extractive spectrophotometric method is presented for the rapid determination of iron (III) at trace levels using ortho aminophenol or 2-aminophenol (OAP) as a new spectrophotometric reagent (lmax = 402 nm) in slightly acidi...

Open access Research Article 10.9734/ACSJ/2015/16749

Synthesis, Characterization and Photo Catalytic Application of TiO2 Co-doped with Pt+4, Au+4 and S-2

Dina A. Ali, Hussain I. Abdulah & Ramzi R. Alani · Chemical Science International Journal · 2015

TiO2 singly doped and Co-doped nanoparticles with Pt+4, Au+4, and S-2 ions were prepared by modified Sol-Gel method. These samples characterized by Uv-visible adsorption spectroscopy and showed red-shift in absorption band of TiO2, XRD. showed clear anatase for all modified sampl...

Open access Research Article 10.9734/ACSJ/2015/17082