Volume 26, Number 1

Physico-Chemical Analysis of Water of Seevan River (M.P.) India

Analytical Application of 3-Hydroxy-3-Methyl- 1-(4-Sulphonamidophenyl) Triazene in Spectrophotometric Determination of Nickel(Ii)

Studies of Some Potential Catalysts on the Activity and Deactivation Process of Low Temperature Co-Conversion Catalyst

Spectroscopic Investigations of Dimethyl Sulfoxide

Chemical Assessment of Narmada River Water at Hoshangabad City and Nemawar as Navel of River in Central India

Three Component Solvent-Free Synthesis and Fungicidal Activity of Substituted Pyrimido [4,5-D] Pyrimidine-2-(1h)-One

Four and Six Coordinate Complexes of Divalent Nickel

Synthesis and Characterisation of Sulphasomidine Complexes With Copper, Silver, Zinc, Mercury, iron and Cobalt

Visible Spectrophotometric Methods for Estimation of Montelukast Sodium in Bulk Dosage forms and Formulations

Effect of the Flowers of Moringa Oleifera During Electrochemical Treatment of Dye Waste Water

Synthesis, Characterization, and Biological Activities of Some New Arylazopyrazoles

Hepatoprotective Potential of Aqueous Extract of Zingiber Officinale Leaves Using Ccl4 Induced Model

Synthesis and Antibacterial Activity of Some Pyrazoline Derivatives

Chemical Investigation of Epoxy-Hydroxy- Oxyacetyl Bicyclo-Ketone from Tinospora Species

Application of Sodium Metaperiodate as an Oxidant for the Assay of Nebivolol in Pure State and Formulations

Synthesis, Identification and in Vitro Hydrolysis of A P-Chiral Heterocyclic Phosphoramidate

Complexation of Lanthanide Metal Ion With Aminopolycarboxylic Acid and Amino Acid

Purity Strength and Trace Elements Contents Evaluation of Chlorophytum Borivillianum for Export Purpose

Simultaneous UV Spectrophotometric Determination of Atorvastatin Calcium and Telmisartan in Tablet Dosage form

Theoretical study of the crystal structure of 4-chloro-N-(3-chlorophenyl)benzamide

Field Method for the Micro-Quantitative Determination of Tetracycline in Human Urine and Blood Serum

Synthesis and Biological Studies of Some Novel Formazans

Determination of Mizolastine in Pharmaceutical Formulations

Spectrophotometric Determination of Palladium(II) Using A Nitrogen, Sulphur and Oxygen Donor Triazine

Facile Synthesis and Characterization, Spectral Evaluation of Some New 1-Phenyl (2-Methoxy-5-Methyl)-3,5-Dimethyl-4(Substituted Phenyl Benzeneazo Acetyl Acetone) Pyrazoles

Phytochemical Analysis and Antimicrobial Activity of the Ethanolic Extract of Acorus Calamus Rhizome

Assessment of Water Quality and Occurrence of Fluoride in Groundwater of Various Villages of District Ambala (Haryana)

Synthesis of Chloro Pyrazolone Derivatives and their Biological Activities

A Clean Procedure for the Synthesis and Characterization, Spectral Studies of Some Novel Newly Fluorine Substituted Thio-Semicarbazides and Substituted Thio-Semicarbazones

Detection of Carriers for B-Thalassemia: A Case Study of Jammu (J&K)

Extractive Spectrophotometric Methods for the Determination of Darifenacin

Synthesis of 2-Pentyloxy Allyl Ester

Synthesis, Characterization and Biological Activities of Some New Acid Hydrazones Derived from Ethyl-2-(2, 5-Dichloroanilido) Acetohydrazide

Introduction Hydrazones possessing an azometine – NHN=CH- Proton constitute an important class of compounds for new drug development. Therefore, many researchers have synthesized these compounds as target structures and evaluated their biological activities. Acid...

Removal of Cu (II) and Ni (II) from Aqueous Solution Using Tectona Grandis Bark Substrate

Synthesis and Characterization of 2-Mecapto-3-Phenyl-4-Quinazolinone Complexes of Copper (I) : Towards New Copper Radiopharmaceuticals

IR, Raman and Computational Study of Lithium Trifluoromethanesulfonate

Development and Validation of Spectroscopic Method for Estimation of Valacyclovir in Tablet Dosage form

Synthesis and Characterization of 4-{4-(2-Methyl-4-Benzylidene-5-Oxo-Imidazol- 1-Yl)Phenyl}-6- (Substitutedphenyl)-5,6-Dihydropyrimidin-2-one and Study of their Antimicrobial Actvities

Introduction Literature survey reveals that most of the compounds having pyrimidine nucleus possess pharmacological action1-3. A wide spectrum of biological activities like anti-inflammatory,4 antibacterial,5 antifungal,6 antitubercular,7 analgesic and hypothermic8 are found to be associated...

A Mild Synthesis, Characterization and Spectral Properties of Some New Substituted Cinnamamides and Substituted A-B Unsaturated Acids

Introduction Cinnamamides are an important heterocyclic compounds have been studied extensively for the last few decades which have received considerable investigative attention with regards to their syn-thesis and their broad spectrum of biological activity....

Spectrophotometric Determination of Trandolapril And Aripiprazole in Pharmaceutical Dosage forms With Citric Acid- Acetic Anhydride Reagent

Introduction In the recent years there has been growing interest in the role of citric acid and acetic anhydride as analytical reagent in the assay of pharmaceutical dosage forms. Trandolapril1-3 is a hypertensive and...

Two Spectrophotometric Methods for Determination of Ornidazole in Tablets

Introduction Ornidazole1,2 is an antimicrobial agent, chemically α-chloromethyl-2-methyl-5nitro-1H-imidazole-1-ethanol, with molecular formula. It is not an official drug in any pharmacopoeia. Literature review revealed that few methods3-8 are available for the determination of Ornidazole in...

GC-MS Study and Isolation of A Sesquiterpene Lactone from Artemisia Pallens

Introduction Ayurveda is a 5000 year-old system of natural healing that has its origins in the Vedic culture of India. Medicinal plants and herbs contain substances known to modern and ancient civilizations for their...

Calculation of Molecular Lipophilicity and Drug Likeness for Few Heterocycles

Introduction The partition coefficient for octanol–water (log Pow) has become the preferred measure for lipophilicity in the development of biologically active molecules, in which transport across biological membranes is often critical . The widespread...

Synthesis and Characterization of 2-[2-Aryltelluroethyl] -3-Methyl Pyridines (Te,N) and 2-[2-(3-Methyl Pyridoethyltelluro) Ethyl]-3-Methyl Pyridine (N,Te,N)

Introduction There has been a recent interest in the ligand chemistry of tellurium1,2 but despite this growth of activity the literature contains few reports of bi-or multidentate ligands containing tellurium. Incorporation of the ditelluride...

Validated, Reversed Phase High Performance Liquid Chromatography Method for the Estimation of Atazanavir Sulfate in Pharmaceutical Formulations

Introduction Atazanavir Sulfate1 is a peptidomimetic transition state inhibitor that targets HIV-1 protease and reduces the viral replication and thus the virulence of HIV-1. The drug is used in combination with reverse transcriptase inhibitors...

A Highly Selective Liquid-Liquid Extraction Technique for the Extraction and Separation of Hafnium (IV) With Hexaacetato Calix(6)Arene

Introduction As it is well known, zirconium and Hafnium have very similar chemical properties and are commonly referred to as “chemical isotopes1. Hafnium does not occur individually but only in association with Zirconium2. Its...

Synthesis of Pyrazolone Derivatives and their Biological Activities

Introduction An intensive literature survey including the methods of synthesis for various pyrazolone derivatives has been carried out, as the derivatives of pyrazolone have been of interest to medicinal chemists for their wide range...

Spectral Studies on Cobalt (II) and Nickel (II) Complexes of Bis(1-Phenyl Tetrazoline)-5,5’-Disulphide

Introduction Organic disulphides are very important class of organic compounds of great biological significance1. They have unique and interesting insights into structure and bonding and used as ligands by several workers2-6. The present study...

Synthesis, structure and physico-chemical studies of Mn (II) complexes of salicylaldehyde derived semicarbazone and thiosemicarbazone

Introduction Semicarbazide (H2N.NHCONH2) is a reagent for identification of aldehyde and ketones and has application in medicine as a lathyrogenic1-5 and a teratogenic6. It form complexes with polynucleotides7 and enhances growth of polio8, rubella...

Synthesis of Some New 1,3-Thiazolyldiphenyl Amine Derivative and Evaluation of their Antibacterial Effects

Introduction In recent decades, problems of multi-drug resistant microorganisms have reached on alarming level in many countries around the world, and also infections caused by those microorganisms pose a serious challenge to the medical...

Thermodynamics and Stability of Co2+, Ni2+, Cu2+ And Zn2+ Complexes With DL-2-Amino Butanedioic Acid

Introduction From the survey of chemical literature1-9 it has been found that , the scanty work has been reported on the behaviour and metal complexes of DL-2-amino butanedioic acid as such the present work...

Voltammetric Behaviour of Metronidazole at A Composite Polymer Membrane Electrode

Introduction Nitroimidazole derivatives contain toxic selectivities to anaerobic micro-organisms1. The most important derivatives contain the 5-nitroimidazole nucleus with substituints at the N1 position of the heterocyclic aromatic ring2. Metronidazole [1-(2-hydroxyethyl)2-methyl-5-nitroimidazole] has been used as...

Spectrophotometric and titrimetric methods for the determination of gentamycin and amoxycillin

Introduction Several methods have been reported from the quantitative determination of Antibiotics. Spectrophotometric methods still enjoy its publicity and it is very widely used for the determination of Antibiotics. Issopoulos1-2 has reported two papers...

Synthesis, characterization and biological activities of some new acid hydrazones

A one-pot electro oxidative nuclear and side chain acetoxylation of aromatic compounds at platinum electrode

Introduction Electrochemical routes for organic synthesis must compete with more traditional chemical methods, as well as with emerging methods (e.g., enzymatic catalysis, photocatalysis). In view of environmental mandate, there is a global effort to...

Computational study of N-(2,4-Dichlorophenyl)benzamide

Introduction Benzamide derivatives exhibit various types of biological properties such as anthelmentic, antihistaminic, antifungal, and antibacterial1-9. Arslan et al.10 reported the molecular structure and vibrational spectra of 2-chloro-N-(diethyl carbamothioyl) benzamide by Hartree-Fock and density...

Electrocatlytic oxidation of ascorbic acid mediated by ZNO microcrystalline modified glassy carbon electrode

Introduction ZnO is material of interest in modified electrode like other transition metal to show particular electrochemical and electrocatalytic behavior via electrooxidation of some substrates1. Modification of electrode surface with electroactive materials is an...

Spatial and temporal bottom sediment characteristics of Pahang River-Estuary, Pahang, Malaysia

Introduction Estuaries and rivers are often regions of high sedimentation, serving as traps for minerals from inland sources transported seaward by rivers, and materials from the coastal ocean transported landward. Determinations of the relative...

Synthesis of novel disazo dyes and an investigation of their use in the textile industry

Introduction The use of heterocyclic coupling components and diazo components in the synthesis of azo disperse dyes is well established and the resultant dyes exhibit good tintorial strength and brighter dyeing than those derived...

Recent development of amino acids and peptides in metal ions detection: An overview

Introduction Certain heavy metals can pose potential health risks when consumed by humans due to their high toxicity. Heavy metals such as Hg2+, Pb2+ and Cd2+ can be released into the environment through industrial...

Biobed system to reduce four pesticide organophosphorus point contamination at farm level

Introduction Contamination of water bodies with agricultural pesticides poses a significant threat to aquatic ecosystems and drinking water resources (Dabrowski and Schulz, 2003). A major point source of this contaminationis spills during filling and...

Aldol condensation of 2,5-dimethoxybenzaldehyde with actone under basic conditions

Introduction The aldol condensation is an important reaction in C-C bond forming1: When catalyzed by base, the first step is the abstraction of a α-proton from an aldehyde or ketone. Then, the carbanion formed...

Synthesis and biological activity of new steroidal heterocyclic compounds

Introduction It is known from the literature that both steroids and heterocyclic compounds have medicinal and biological activity. They are also used as drugs, antibacterial and antiviral agents.The presence of heterocycles in all kinds...

ω -Fatty acids from Malaysian giant snakehead (Channa micropeltes) fish oil

Introduction The Giant snakehead (Channa micropeltes) belongs to Channidae family. It is a freshwater fish providing a valuable source of protein throughout the South-East Asian region, including Malaysia, Indonesia, Vietnam and Thailand.1 It has...