Volume 36, Number 6
Volume 36, Number 6
Novel Integrated Ultrafiltration and Reverse Osmosis System in High Quality Drinking Water Production
Introduction The scarcity of potable water poses a big problem where freshwater is becoming very scarce and expensive. [1] One of the major international health issues in today’s scenario is clean drinking water. Nearly...
Read MoreThermodynamics Studies for 6-(4-Chlorophenyl)-1,2,3,4-Tetrahydro-4-Oxo-2-Thioxopyrimidine-5-Carbonitrile in 60% Dimethyl Sulphoxideat Different temperatures
Introduction Hetrocyclic compounds possessing cyclic pyrimidine ring have attracted significant important due to many biological activities1-3. On other hand, density and viscosity studies of solution plays important role in solution chemistry. By evaluating parameters...
Read MoreDetermination of the Order of Kinetics of a DTA Curve by Using the Concept of Skewness
Introduction Differential thermal analysis (DTA) is a method which is dependent on the observation of chemical and physical changes in a given sample occurred due to the change of temperature in a predetermined manner1,...
Read MoreSeparation and Identification of New Phytocomponents in Methanolic Extract of Leaves of Hairknot Plant (P. daemia) by GC-MS Analysis
Introduction The use of plants in several countries as a major source of medicines is hereditary and has an important element of the health care system. India has a lengthy history and strong base...
Read MoreMixed Ligand Complexes of Al(III) with Chelating Organic Acids and Ethylenediamine
Introduction Analyses of complexes with varied ligand are of significance as more than one ligand is associated with the metal ion in the complex1-3. The presence of different type of ligand enhances the properties...
Read MoreDowex 50W: Mild Efficient Reusable Heterogeneous Catalyst for Synthesis of Quinoxaline Derivatives in Aqueous Medium
Introduction In past few years,the quinoxaline derivatives get immense interest in medicinal chemistry as useful intermediates.1,2 Six membered 1,4-nitrogens containing heterocycles quinoxaline has tremendous biological activity and employed in the following diseases such as...
Read MoreRestoration of Obliterated Stamped Marks on Aluminium Surfaces by Metallographic Etching Technique
Introduction Serial numbers are unique identification marks placed on engines and chassis of vehicles, firearm frames or any other metallic object1 – 4. Casting, Engraving, die stamping, pin stamping and LASER are commonly used...
Read MorePreparation and Characterization Studies of Amorphophalluspaeonifolius and Manihotesculenta as a Bio-Plastic using Glycerol and Agar-Agar as Plasticizer
Introduction The environmental impact of plastic wastes is one of the current concerns due to the accumulation of the non-biodegradable plastics on earth. Plastics play a vital role in packaging industry and in the...
Read MoreSynthesis, Spectral Analysis and Biological Potency of Hydrazoneoxime Ligands Incorporating Pyrazolone Moiety and their Metal Complexes
Introduction Pyrazolone is considered as an importantcomponent or structural unit which is present in variousactive compounds. Owing toits convenient synthesis as well asversatile biological applications particularly itscomprehensive antisepsis , antitumor, antibacterial action[1-4],pyrazolone and its...
Read MoreBiosynthesis of Silver Nanoparticles from Date Seeds Extract and Evaluation of Antibacterial Activity Against Pathogenic Bacteria
Introduction AgNPs have been applied widely in numerous fields, including agriculture, biosensing, catalysis, dentistry, drug delivery, electronics, food technology medicine, photography, tissues imaging, optics, solar energy coatings and electronics [1-3]. The antimicrobial properties of...
Read MoreExperimental and Theoretical Investigations on the Corrosion Inhibition Action of Thiadiazole Derivatives on Carbon Steel in 1M Hcl Medium
Introduction The acidic solutions are usually used in metal industries for de-scaling, acid pickling, cleaning process and presence of these corrosive media are the foremost reasons for the increase in the rate of metallic...
Read MoreHighly Efficient Chemoselective Synthesis of 2-Aryl-1-arylmethyl-1H-Benzimidazoles by Using TiCp2Cl2 Catalyst
Introduction N-arylmethyl benzimidazoles have tremendous application in the biochemical and medicinal field.1 1,2-Disubstituted Substituted benzimidazole derivatives are used as anthelmintic agents in veterinarian medicine and treatment of antihistamineics.2 They have remarkable applications in several...
Read MoreSimultaneous Determination of Iron and Cobalt Using Spectrophotometry after Catanionic Mixed Micellar Cloud Point Extraction Procedure
Introduction Iron and Cobalt are the most important metals in biological systems, as they are the constituent elements in haemoglobinand vitamin B12 (Cyanocobalamin). The deficiency of these analytes might lead to deadly diseases like...
Read MoreAnalytical Method Development and Validation for Estimation of Ranitidine in Solid Dosage Form by UV-Spectrophotometric Method
Introduction Ranitidine or (Z)-N-{2-[({5-[(dimethylamino)methyl]furan-2-yl}methyl)sulfanyl]ethyl}-N‘-methyl-2-nitroethene-1,1-diamine (Fig. 1) was one of the earliest H2 histamine receptors antagonist approved for clinical use1. Soon after its discovery ranitidine was indicated against a variety of pathologies associated to gastric...
Read MoreRemoval of Heavy Metals from Chithrapuzha River Water by Iron Oxide Nanoparticles Prepared Via Green Synthesis Methods
Introduction Water has played the crucial role in the evolution of life from molecules to man. The adverse effect of water pollution is a major environmental concern on both nature and human beings. In...
Read MoreMacrocycliczinc(II) Complexes with Tetradentate N2O2 Donor Schiff Base Ligands Incorporating 1,3,4-Thiadiazole Ring
Introduction Thiadiazoles and its derivatives show interesting biological and pharmacological activities which may be due to the presence of C2N2S moiety and its high aromaticity.1-3. Literature survey reveal that the molecule containing 1,3,4-thiadiazole ring...
Read MoreToxicity Test With Bslt (Brine Shrimp Lethality Test) Method on Methanol, Ethyl Acetate Extract, Hexane on Seeds and Rind of Matoa Extract (Pometia Pinnata)
Introduction Matoa fruit (Pometia Pinata) is a typical Indonesian fruit. Matoa fruit is a sweet fruit like rambutan or longan, this fruit is rich in vitamine E and vitamine C. Vitamine E in Matoa...
Read MoreCo-Ordination Ability of Vinylimidazole(Vim), Imidazole(Im), Indazole(In), Ammonia(NH3) and Dimethyl Sulphoxide (DMSO) Ligands in Ruthenium Complexes.
Introduction Certain molecules are commonly used in coordination chemistry, particularly in the synthesis of important Ruthenium complexes. The compounds with a five-memberred heterocyclic ring, i.e imidazole derivatives have been found as anti-fungal, anti-malarial and...
Read MoreSpectrophotometric Studies of Ternary Complexes of Erbium to Explore the Hyperchromic Effect with Various Ligands and its Used in Micro Determination
Introduction In past years there have seen a rise in the study of mixed ligand or ternary complexes, where a metal ion is held simultaneously by two different ligands. However, there is a large...
Read MoreSynthesis, Characterization of Copper Complexes of 9H-Carbazole-3-carbaldehyde-4-Phenylthiosemicarbazone, 10-Hexyl-10-H-phenothiazine-3-carbaldehyde-4-Phenylthio semicarbazone and 2-Thiophenecarboxaldehyde-4-methylthiosemicarbazone and Anti-bacterial Activity Studies of Ligands and Complexes
Introduction Organic chelating agents plays an important role in both analytical and biological fields. Among organic reagents, thiosemicarbazones have a vital role due to the ability of formation of bonds with enzymes in biological...
Read MoreSynthesis Novel Fluorinated Cyclic Nanomeric Aza Crown Macrocyclic System Containing 1,2,4-Triazine Moiety and Ru-Complex as CDK2 Inhibitors of Tumor Cells (Protection of DNA Damage)-Part II
Introduction Recently, fluorine substituted heterocyclic nitrogen systems have been incorporated into drug discovery research [1-5] to improve the physicochemical properties of drugs. Also, replacing hydrogen and other functional groups with fluorinated systems can have...
Read MoreA Microwave Assisted Synthesis of Heterometallic Metal Sulphur Assembly Mimicking the Model of Cu-Mo Antagonism
Introduction Green chemistry opens a new challenging area towards the synthesis of chemical materials. Since its birth over a decade ago the field of green chemistry has specifically designed to meet a challenging task...
Read MoreEffect of pH on Size and Concentration of Silver Nanoparticles Synthesized Using Ixora Coccinea Linn. Leaf Extracts.
Introduction Nanotechnology is a promising field nowadays due to its multiple applications in various industries1. Nanoparticles having the range of 1-100 nm have interesting properties as compare to their bulk counterpart. In particular, silver...
Read MoreReactions of MoCl5 and MoO2Cl2 with 4-Phenylimidazole-2-Thiol and 2-Thiazoline-2-Thiol
Introduction Reactions of MoCl5 and MoO2Cl2 with various ligands have been reported in the literature. Earlier, MoCl5 reactions with 1, 4-diaminobutane, potassium phthalimide, pyrazole, 2-mercaptopyridine-N-oxide sodium, imidazole, 2-methylpyridine, 3-methylpyridine, 4-methtylpyridine, succinimide, 2-thiazoline-2-thiol have been...
Read MoreSmart Starch-Gelatin Films Incorporated With Curcumin
Introduction In recent years, the development of the food industry has created the need to develop smart food packaging films that are capable of evaluating the quality and safety of food during packaging, storage,...
Read MoreSynthesis, Biological Valuation and Molecular Docking Analysis of New 5-Benzylidene Bis-Rhodanine Derivatives
Introduction Heterocyclic compounds are a major part of synthetic therapeutic chemistry. They offer a high level of structure variety and have demonstrated to be generally utilized as therapeutic agents. They are distributed widely as...
Read MoreSpectrophotometric Determination of Low Levels of the Orthophosphate Anion as Molybdenum Blue Using Sodium Thiosulphate Reducing Agent
Introduction Phosphorus (P) a vital nutrient to human, animal and plant growth occurs naturally in rocks and soils as phosphorite or hydroxyapatite, Ca3(PO4)2.Ca(OH)2, apatite, Ca3(PO4)2.CaF2, vivianite, Fe3(PO4)2.8H2O and aluminium phosphate1. Since P serves as...
Read MoreTransition Metals Ni2+, Fe3+ Incorporated Modified Zno Thick Film Sensors to Monitor the Environmental and Industrial Pollutant Gases
Introduction Nanotechnology is aproductive technology that has becomestandout in various scientific fields due to its wide range of applications[1-5]. Nanotechnology is diverse technology found to be very prominent in various fields of science and...
Read MoreCotoneaster Acuminatus Leaf Extract Mediated Synthesis, Characterization and in Vitro Evaluation of Antimicrobial Activity of Zinc Oxide Nanoparticles
Introduction Metallic nanoparticles are of great importance because of their advanced physico-chemical and biological activities over their bulk phase. The nanoparticle having size less than 100 nm shows a higher surface to volume ratio...
Read MoreInvestigation of Anticancer Agents from the Bark of Gyrinops Versteegii (Gilg.) Domke from Lombok Island
Introduction In an attempt to preserve the germplasm of agarwood, especially in the West Nusa Tenggara, a collection and an identification of agarwood plant is continuously conducted. Gyrinops versteegii(Gilg.) Domkeis one of the agarwood...
Read MoreCOVID-19 and Immune Function – “A Significant” Zinc
Introduction According to the WHO Director-General’s opening comments at the press briefing on COVID-19 on 23rd October 2020, he said that we are at a crucial moment in this worldwide pandemic, especially the countries...
Read MoreSyntheses Approach of 2-D Oxide Family of Graphene for Supercapacitor Application (A-Review)
Introduction In past few years, we have observed massive development in two-dimensional (2-D) materials research. 2-D materials have been shifting the scenery of many areas in science, mainly energy and biomedical field. Terrific work...
Read MoreSynthesis and Biological Activities of Some Pyrimidine Derivatives: A Review
Introduction Because of its different intrinsic biological properties Pyrimidine it become attractive for researcher in medicinal chemistry field [1], pyrimidines are used asMycobacterium tuberculosis[2],antioxidants [3] ,antidiabetics [4] . Heterocycles which contain pyrimidopyrimidine have therapeutic...
Read MoreHighly Efficient Prodrugs: Design and Therapeutic Applications
Introduction Most of the drugs have undesirable physicochemical properties that include good water solubility, unstable chemical nature, inadequate oral absorption, rapid metabolism, short half-life, and moderate toxicity. It is noticeable that many potential drug...
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