Aims: To determine the major classes of secondary metabolites found in the leaves of Catharanthus roseus (L.). Study Design: The study aimed to determine the major classes of secondary metabolites of plant species Catharanthus roseus through technical and classical methodologies....
Open access
Research Article10.9734/ACSJ/2016/19227
In this work, nylon 6/66 (S0) and nylon 6/66/510 (S1~S3) containing 5 ~ 15 mol % nylon-510 were synthesized by melt condensation polymerization and the isothermal crystallization kinetics and melting behaviors after isothermal crystallization of copolymer were systematically stud...
Open access
Research Article10.9734/ACSJ/2016/25442
PM3 and DFT calculations have been performed with complete optimization of geometries on cyclohexanone, cyclopentanone, and acetone. The enol content trend determined in this work was cyclohexanone > cyclopentanone > acetone, which was found to agree with published experime...
Open access
Research Article10.9734/ACSJ/2016/25048
This investigation was concern to study the removal of methylene blue pollutants from aqueous solution using nano ZnO synthesized from raw materials of zinc oxide. The equilibrium adsorption data were analyzed using adsorption models of Langmuir, Freundlich and Temkin. The thermo...
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Research Article10.9734/ACSJ/2016/25000
Samuel Ehiabhi Okhale, Chukkol Ismail Buba, Peters Oladosu, Henry O. Egharevba, Grace Ugbabe, Jemilat A. Ibrahim & Oluyemisi Folashade Kunle·Chemical Science International Journal·2016
All parts of Garcinia kola are used in traditional medicine for various ailments including inflammation and infections. The leaf essential oil (EO) of Garcinia kola was isolated by hydrodistillation using Clavenger type apparatus and subjected to GC-MS analyses. A total of twenty...
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Research Article10.9734/ACSJ/2016/24019
The present analysis deals with the study of stagnation point flow of a Williamson fluid over a nonlinearly stretching sheet with thermal radiation. The partial differential equations governing this phenomenon were transformed into coupled nonlinear ordinary differential equation...
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Research Article10.9734/ACSJ/2016/25144
V. Velmurugan, P. Palanisamy, R. Subramanian, N. Bhuvanesh, S. Gomathi, P. Thomas Muthiah, B. Ravindran Durai Nayagam & S. Kumaresan·Chemical Science International Journal·2016
The crystal structures of 4-phenylsulfanylbutyric acid (4PSBA) and its cocrystal with 2-amino-5-nitropyridine (2A5NP) have been studied. Both 4PSBA and its co-crystal, 4PSBA:2A5NP belong to the triclinic crystallographic system with the same space group P-1. Theoretical energy ca...
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Research Article10.9734/ACSJ/2016/25166
A rapid, efficient and environment-friendly protocol for the synthesis of naphthopyranes has been developed by one-pot condensation of 2-naphthol, various aromatic aldehydes and benzoylacetone or 1,3-diphenyl-1,3-propandione in the presence of Cu(OTf)2 as catalyst under ultrasoni...
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Research Article10.9734/ACSJ/2016/24655
Eosin B dye is usually used for staining in biology; the stain is harmful if swallowed, smelt, or absorbed through skin. Some researchers have tried to remove it by adsorption, but few have attempted for a complete degradation. In this study, cobalt doped iron oxide (Co-Fe2O3) po...
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Research Article10.9734/ACSJ/2016/23648
Sodium hydroxide (NaOH) was used to produce grease from spent engine oil. A study of the unworked penetration, viscosity, and dropping point of the grease were analyzed under different temperature ranges, from 30°C to 60°C. The grease produced was of Brown colour on physical obse...
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Research Article10.9734/ACSJ/2016/20624