Analytical studies was carried out on springs water samples collected from Bazza (Michika L.G.A), Pella (Hong L.G.A) and Yadim (Fufore L.G.A) in Adamawa state of Nigeria in order to investigate the occurrence and concentration levels of some heavy metals using the Atomic Absorpti...
Open access
Research Article10.9734/CSJI/2016/30118
Aims: This research focused on synthesizing antifungal N-tosyl-L-aspartoyl derivatives with the aim of relating the structure with the expected biological activities. Elucidation of compounds that had good yiel and were active was done. Study Design: The antimicrobial activities...
Open access
Research Article10.9734/CSJI/2016/22401
Top soils (0-15 cm) of Shasha market, North Gate motor park, Benin motor park and Ilesha motor park in Akure metropolis, Nigeria was sampled. The aim of the research was to determine the concentration of polycyclic aromatic hydrocarbons (PAHs) in frequently visited urban areas. P...
Open access
Research Article10.9734/CSJI/2016/30108
Chloromethane was catalytically converted into methane and propane in a fixed-bed reactor with control of pressure and flow rates. The deactivation by coking was studied in a microadsorber equipped with gravimetric monitoring. In this study, two models are proposed: the first one...
Open access
Research Article10.9734/CSJI/2016/29616
Valmir Felix de Lima, Francisco Sávio Gomes Pereira, Alexandre Ricardo Pereira Schuler, Maria de Los Angeles P. F. Palha, Antonio Demóstenes de Sobral, Iranildo José da Cruz Filho & Agrinaldo Jacinto do Nascimento Junior·Chemical Science International Journal·2016
Atrazine (ATZ) is an herbicide of the s-triazines classes used on crops as corn, cotton, soybean, and sugar cane. This work shows the ATZ degradation by ultraviolet radiation (UVC, 254 nm) in a bench-scale annular photoreactor. The initial concentration of the irradiated samples...
Open access
Research Article10.9734/CSJI/2016/29619
Aims: The aim of this study was to isolate essential oils from the fruits of Fissistigma bracteolatum and Fissistigma maclurei (Annonaceae) and investigate the volatile constituents present they contained. Study Design: The study involves the hydrodisitillation of essential oils...
Open access
Research Article10.9734/CSJI/2016/29572
The quality of drinking water depends largely on the treatment process and the distribution network. Water samples were collected from different locations in the reservoir, treatment plant and potable water from the tap and analyzed for physical and chemical parameters; pH, tempe...
Open access
Research Article10.9734/CSJI/2016/29863
Rafael do Nascimento Pereira, Francisco Sávio Gomes Pereira, Chesque Cavassano Galvão, Ana Maria Ribeiro Bastos da Silva, Valdinete Lins da Silva, Maria Aparecida Guilherme da Rocha & Nelson Medeiros de Lima Filho·Chemical Science International Journal·2016
This study shows viability energetic with residual frying oils. The oils collected and filtered were characterised in some analytical parameters and converted into biodiesel by homogeneous alkaline transesterification (molar ratio of 6:1, methanol: oil, 60 minutes, 60°C, and stir...
Open access
Research Article10.9734/CSJI/2016/29455
Aims: The study aimed to use different analytical techniques for determination Selenium, related to patients with chronic hepatitis (B). Study Design: Selenium was estimated by using AAS and ICP-MS and The analytical results undergoes comparison for priority of the methods. One h...
Open access
Research Article10.9734/CSJI/2016/29186
The hydrogen type sulfonic resin 732 cation-exchange resin (732-CR) was applied to exchange Mg(II) from aqueous solution. The ion exchange kinetics were studied in batch experiments at temperature range of 298-328 K and Mg(II) concentration range of 5-40 mol·m-3. The kinetic data...
Open access
Research Article10.9734/CSJI/2016/29509
Series of substituted heterocyclic Chalcones 3-aryl-1-(thiophen-2-yl) prop-2-en-1-one 1-9 had been prepared by using Claisen-Schmidt condensation. In addition, series of substituted Schiff bases N-arylidene benzylamines 10-13 were prepared by the condensation of benzyl amine with...
Open access
Research Article10.9734/CSJI/2016/29734
Morpholinium glycolate was found to be highly potent and reusable ionic liquid as a catalyst for the synthesis of dihydropyrano[2,3-c]pyrazol-5-carbonitriles via a one-pot multicomponent condensation reaction of aryl aldehydes with ethyl acetoacetate, hydrazine hydrate, and malon...
Open access
Research Article10.9734/CSJI/2016/29519
Alexandre Ricardo Pereira Schuler, Francisco Sávio Gomes Pereira, Valmir Felix de Lima, Santulla Leide Bernardes Vasconcelos Carvalho & Antonio Demóstenes de Sobral·Chemical Science International Journal·2016
In this work it was carried out the chromatographic characterisation of vegetable oils (castor, soybean, cotton and jatropha) and animal fats (beef tallow and chicken fat), considered as potential feedstocks for biodiesel production. The samples were transesterefied in microscale...
Open access
Research Article10.9734/CSJI/2016/29458
Densities and Ultrasonic velocities of glycerin and dextrose in Na2CO3 and NaHCO3 buffer solutions have been determined experimentally at 308 and 313K. From these experimental results the adiabatic compressibility Ks, acoustic impedance Z, intermolecular free length Lf, relative...
Open access
Research Article10.9734/CSJI/2016/28872
The antioxidant potentials of Butylated hydroxytoluene (BHT) and L-Ascorbic acid (L-AA) in CCl4-induced tissue damage were compared in adult female Wistar rats. Toxicity was induced in the animals via a single dose (i.p) of 20% 2 mL/Kg body weight (BW) of CCl4. BHT and L-ascorbic...
Open access
Research Article10.9734/ACSJ/2016/16762