The UV-visible spectra of indolino spirobenzoxazine were recorded in polar protic solvents, methanol and ethanol and polar aprotic solvent, acetone. The results showed a hypsochromic shift in the wavelength of maximum absorption with increase in solvent polarity. pH variation fro...
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Research Article10.9734/IRJPAC/2016/19768
This article presents synthesis of 2,4,6-trisubstituted-1,3,5-triazine derivatives. New compounds were obtained by sequential nucleophilic substitution of chlorine atoms in cyanuric chloride. Structure of all synthesized compounds was confirmed by spectral and elemental analysis....
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Research Article10.9734/IRJPAC/2015/20466
Aim: To prepare Activated carbon (AC) from local agro-forestry wastes, and apply it in dye adsorption in order to assess its efficiency in wastewater treatment. Study Design: Laboratory analysis for various parameters. Place and Duration of Study: Department of Chemical Engineeri...
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Research Article10.9734/IRJPAC/2015/19229
The effect of Cr2O3 nanoparticles embedded in PVA on the structural, electrical and optical properties of composite films is studied experimentally. Sample is PVA films embedded with different sizes and concentrations of Cr2O3 nanoparticles. Structural properties are studied usin...
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Research Article10.9734/IRJPAC/2015/19118
Aims: To study N-acetylglutamate hydrolysis under acidic and basic conditions, using molecular modeling techniques. Study Design: Hydrolysis of N-acetylglutamate was studied under acidic and basic conditions to establish the differences in chemical properties and conditions of...
Open access
Research Article10.9734/IRJPAC/2015/19769
A simple and green room temperature Na2CO3-catalysed three-component reaction of benzaldehydes, malononitrile and phloroglucinol in water to give 2-amino-4H-benzopyrans in 70-96% yields is described. The reaction was tolerated by electron-donating and electron-withdrawing substit...
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Research Article10.9734/IRJPAC/2015/20066
The laboratory study examines the suitability of shrub willow for paper making applications. The shrub willow was harvested, debarked, chopped, sorted and hydrothermal pretreated before sulfate pulping. After pulping a four stage bleaching process followed. The results show that...
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Research Article10.9734/IRJPAC/2015/19131
The interactions of cationic dyes (methyl violet) with anionic surfactant sodium dodecyl sulfate (SDS) was studied in process of solubilization. The critical micelle concentration of the SDS with and without dye was determined by spectrophotometry and specific conductometry metho...
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Research Article10.9734/IRJPAC/2015/19603
Antibody-antigen interactions play a major role in many biological systems and can be used in sensors to capture target molecules. We investigated, as an example, the interaction behaviour of Picloram, a herbicide, which can contaminate fresh water supply, and its corresponding a...
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Research Article10.9734/IRJPAC/2015/19579
The H3PO4-promoted reactions of benzaldehydes, active methylene compounds and urea are reported. Benzaldehydes, ethyl acetoacetate and urea react in the presence of H3PO4 to give substituted pyrimidin-2-ones in 49-84% yields. The three-component reaction failed when either ethyl...
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Research Article10.9734/IRJPAC/2015/20189
In this study samples of soil and water from different villages in the Bahi wetlands were analyzed for radioactivity levels of 226Ra, 232Th and 40K using gamma ray spectrometry. The mean activity concentration of 226Ra, 232Th and 40K in soil were found to be highest in the northe...
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Research Article10.9734/IRJPAC/2015/17747
Adsorption of Manganese (VII) ions from aqueous solution onto a activated orange peels powder as low cost adsorbent has been investigated. The effects of various parameters such as contact time, initial manganese ion concentration, pH, particle size and adsorbent dose on the remo...
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Research Article10.9734/RJPAC/2015/17917
Aims: To synthesize a new aromatic dialdehyde using 1equivalant of 2, 4, 5, 6-tetrachloro-1,3-bis(chloromethyl)benzene and 2 equivalant of 3-hydroxybenzaldehyde. The dialdehyde obtain is to be reacted with 2 equivalant of 2-aminophenol to obtain the corresponding di-imine from th...
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Research Article10.9734/IRJPAC/2015/18611
Aim: To determine the relationship between the volumes of biogas that can be produced using different biomass/water ratios. Study Design: Biogas was produced by the anaerobic digestion or fermentation of plantain leaves. A practical laboratory scale experimental design was used t...
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Research Article10.9734/IRJPAC/2015/18140
Aims: The main objective of the study was designed to screen the phytochemical constituents of the seed of Decalepis hamiltonii Wight & Arn and also to study its effect on blood glucose level of rats. Study Design: Evaluation of Antidiabetic Activity of Ethyl Linoleate. Place...
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Research Article10.9734/IRJPAC/2015/19222