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All published articles 1032

Physicochemical Analysis of Moringa oleifera Seeds

C. O. Ike, N. M. Orjioke, M. C. Ugwu, G. U. Okafor, P. I. Udeozo & H. O. Nwachukwu · International Research Journal of Pure and Applied Chemistry · 2019

The soxhlet extraction of Moringa seed oil was used to determine the proximate and physicochemical screening. The parameters obtained for the proximate screening were 7.64% moisture content, 4.05% ash content, 29.65% crude fat, 34.92% crude protein and 52.30% carbohydrate while t...

Open access Research Article 10.9734/irjpac/2019/v18i130081

Synthesis and FT-IR, SEM, EDS Studies of Heterogeneous Catalyst- CaCl2.2H2O Supported on Rice Husk: A Highly Efficient and Economical Catalyst for N-Formylation of Amines at Room Temperature

Deepali Agarwal & Virendra Kumar Kasana · International Research Journal of Pure and Applied Chemistry · 2019

A heterogeneous catalyst, rice husk supported calcium chloride dihydrate (RiH-CaCl2.2H2O), has been developed and characterized using energy dispersive spectroscopy (EDS), fourier transform infra-red (FT-IR) spectroscopy and scanning electron microscopy (SEM). RiH-CaCl2.2H2O offe...

Open access Research Article 10.9734/IRJPAC/2019/47060

Theoretical Bio-significance Evaluation of Quinazoline Analogues

Oyebamiji Abel Kolawole & Adeleke, Babatunde Benjamin · International Research Journal of Pure and Applied Chemistry · 2019

Structure of nine quinazoline derivatives were optimized using density functional theory method in order to probe into the bioactive conformations of the compound. The obtained descriptors which described the anti-neuroepithelioma activity of the compounds were selected and used...

Open access Research Article 10.9734/IRJPAC/2019/46543

Antimicrobial Potential of Pelargonium citrosum and Rosmarinus officinalis Essential Oils

Njiema Gitaari, Patrick Kareru & Mercy Githua · International Research Journal of Pure and Applied Chemistry · 2019

Essential oils derived from aromatic plants have exhibited biological properties and can be used to prevent and treat human diseases. The goal of this work was to investigate the antibacterial and antifungal potential of the essential oils extracted from R. officinalis and P. cit...

Open access Research Article 10.9734/IRJPAC/2019/46775

Quantification of Amaroswerin and Amarogentin in Different Parts of Swertia chirayita by Chromatographic Analysis

Seema Sharma, Yash Pal Sharma, Chitra Bhardwaj & Aruna Mehta · International Research Journal of Pure and Applied Chemistry · 2019

Aims: The present study aims to quantify major secoiridoids (amaroswerin and amrogentin) in different parts of Swertia chirayita using HPLC to distinguish its parts having a high content of amaroswerin and amarogentin, so that these parts must be included in plant material when t...

Open access Research Article 10.9734/IRJPAC/2018/47081

Development and Validation of HPLC Method for Analysis of Picroside-I and Picroside-II in Picrorhiza kurroa

Seema Sharma, Yash Pal Sharma & Chitra Bhardwaj · International Research Journal of Pure and Applied Chemistry · 2019

Aim: In the present investigation, our aim is to develop and validate HPLC method as per ICH guidelines for analyisis of picroside-I and picroside-II in Picrorhiza kurroa. Place and Duration of Study: Investigation was undertaken in Department of Forest Products, University of Ho...

Open access Research Article 10.9734/IRJPAC/2018/47326

Development and Validation of HPLC Method for the Determination and Quantification of Colchicine in Gloriosa superba

Seema Sharma, Yash Pal Sharma & Chitra Bhardwaj · International Research Journal of Pure and Applied Chemistry · 2019

Aims: In the present study our aim is to develop and validate a reverse phase HPLC method for both determination and quantification of cochicine in different parts of Gloriosa superba. The developed HPLC method is validated for parameters as mentioned in ICH guidelines. Place and...

Open access Research Article 10.9734/IRJPAC/2019/46807

Evaluations of Red Cabbage (Brassica oleracea L. Var. Capitata F. Rubra DC.) Extract Behavior under High Dose Gamma Irradiation

Khaled Aljoumaa & Ayman Khalil · International Research Journal of Pure and Applied Chemistry · 2019

Aqueous solutions of different pH from red cabbage (Brassica oleracea L. var. capitata f. rubra DC.) extracts were prepared. Effects of different doses/dose rates of gamma irradiation on the red cabbage aqueous solutions were investigated. Solutions were exposed to 1- 10 kGy of g...

Open access Research Article 10.9734/IRJPAC/2018/46199

Impact of QuEChERS and GC-MS/MSTQD as Multiresidues Techniques for Determination of 74 Pesticides in Olive Farm Soil

EL-Saeid, Mohamed Hamza, Majjami, Ahmed Yasseen, A. S. Modaihsh, N. I. Al-Barakah, Fahad, Ghoneim, Adel & Bazeyad, Abdulqader · International Research Journal of Pure and Applied Chemistry · 2019

The extraction and analytical multiresidue method, has been developed and validated for quantification of trace levels of 74 pesticide belong to different chemical groups in organic and conventional Olive farm soil samples (Old, medial and new olive farms which is 25, 15 and 5 ye...

Open access Research Article 10.9734/IRJPAC/2018/46264

Investigation of Physicochemical, Spectroscopic Characteristics and the Concentration of Some Metals in Canola Oil

Nuha Y. ELamin, Zaha S. Alotaibi, Nouf S. Alanzi & Eman E. Shehata · International Research Journal of Pure and Applied Chemistry · 2019

Canola oil is extracted from Rapeseed which of the family of the Brassicaceae. The oil is used in cosmetic, medicine, cooking, and soaps. In this study the chemical properties of canola oil which are acid value, percent free fatty acid, saponification value and peroxide value wer...

Open access Research Article 10.9734/IRJPAC/2018/46437

Quality Analysis for Some Types of Honey in the Kingdom of Saudi Arabia

Eman E. Shehata, Ebtehal S. Alsubaie & Nuha Y. ELamin · International Research Journal of Pure and Applied Chemistry · 2019

Honey is a natural food is produced from the nectar of flowers by bees, contains a lot of sugars, vitamins, minerals and nucleic acids. Honey is an important nutrient for the human body and health, where modern science proved that honey natural antibiotic and tonic for the human...

Open access Research Article 10.9734/IRJPAC/2018/46302

Study of the Inhibitive Property of Azadirachta indica (Neem Tree) Gum on Mild Steel Corrosion in Various Acidic Media

Abdulmudallib A. Dalhatu, Alhassan I. Sani, Bala S. Sani & Dalhatu N. Sani · International Research Journal of Pure and Applied Chemistry · 2019

Aims: The aim of this work is to investigate the inhibitive properties of Azadirachta indica (neem) gum on mild steel corrosion in different acidic media using gravimetric method. Place and Duration of Study: Chemistry Laboratory, Department of Chemistry, Kano University of Scien...

Open access Research Article 10.9734/IRJPAC/2018/45186

Microwave Assisted Extraction: A Technological Alternative for Valorization of Orange Peel for Pectin Extraction

Owais Yousuf, Anupama Singh, N. C. Shahi, Anil Kumar & A. K. Verma · International Research Journal of Pure and Applied Chemistry · 2019

Pectin, a component of the plant cells, exists in the primary cell wall along with the middle lamella of plant tissues and is found mostly in citrus fruit peels. Peels of orange is an important source of pectin which is utilized as an emulsifying, gelling and thickening agent in...

Open access Research Article 10.9734/IRJPAC/2018/46089

Analyses of Heavy Metal Pollution in a Tidal Polluted Creek in Lagos, Nigeria

Ogungbile Peter, Oyewale Morakinyo, O. Adepoju Adeyinka & Mynepalli K. C. Sridhar · International Research Journal of Pure and Applied Chemistry · 2019

Concentrations of heavy metals in water, sediments, as well as littoral plants from two sampling sites A and B of ijora creek of Lagos metropolis were investigated using Atomic Absorption Spectrophotometer. Water and sediments from site A showed higher concentrations of the inves...

Open access Research Article 10.9734/IRJPAC/2018/46146

Simultaneous Determination of Camylofin Dihydrochloride and Paracetamol Using Differential Pulse Voltammetry in Micellar Media

Emad Mohamed Hussien, Israa Abd El-Ghafar Mohammed & Sawsan Abdel-Moneim Abd El-Razeq · International Research Journal of Pure and Applied Chemistry · 2019

Simple and sensitive differential pulse voltammetric (DPV) method has been developed for simultaneous determination of camylofin-2HCl and paracetamol. The electrochemical oxidation of camylofin was studied at carbon paste electrode using cyclic and differential pulse voltammetry....

Open access Research Article 10.9734/IRJPAC/2018/45823