Syhthesis and characterization of crude and oil extract of Spillanthesacmella was carried out using petroleum ether, chloroform and methanol. The extraction of Spilanthesacmella oil and crude extract from powdered Spilanthesacmella plant using petroleum ether gave 1.2406 g, chlor...
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Research Article10.9734/ACSJ/2016/24020
José Policarpo Miranda Junior, Ryan da Silva Ramos & Sheylla Susan Moreira da Silva de Almeid Silva de Almeid·Chemical Science International Journal·2016
Aims: The purpose of this research was to perform the physical and chemical study of the composition and the quality of the fillet of Hoplias malabaricus (Traíra) and Leporinus friderici (Bloch, 1794) collected in Pirativa River-Santana-Ap. Study Design: This study was chosen in...
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Research Article10.9734/ACSJ/2016/18346
A new sugar-mimic alkaloid, (2R,3R,4R)-2-hydroxymethyl-3,4-dihydroxypyrrolidine- N-glyoxylamide (1) and a novel natural sugar-mimic alkaloid, (2R,3R,4R)-2-[(S)-1,2-dihydroxyethyl]piperidine-3,4-diol (2), as well as nine known compounds, were isolated and identified from Faeces bo...
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Research Article10.9734/ACSJ/2016/25834
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....
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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...
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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...
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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
The preliminary of Phytochemical screening of methanol and ethanol extracts for both the stem-bark and leaves of Ficus sycomorous revealed the presence of flavonoids, glycosides, reducing sugar, resins, tannins and saponins. The result of anti-microbial activity indicates that et...
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Research Article10.9734/ACSJ/2016/23654
V. A. Babkin, V. Yu Dmitriev, D. S. Andreev, L. M. Lisina, A. I. Rakhimov, N. A. Rakhimova, V. S. Belousova, O. A. Ponomarev, G. E. Zaikov & O. V. Stoyanov·Chemical Science International Journal·2016
For the first time ever, the quantum-chemical calculation of papaverine molecule was performed within the framework of molecular model by methods RHF/6-311G** and DFT-PBE0/6-311G**. Optimized geometric and electronic structure of this compound was obtained. Its acid strength was...
Open access
Research Article10.9734/ACSJ/2016/22405