ISSN : 0970 - 020X, ONLINE ISSN : 2231-5039
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About: chem-xpert

COVID-19: Challenges, Preventive Measures and Remediation

Introduction Viruses are minuscule parasites and are associating links of living and non-livings. They don’t have any fundamental activities outside of a living cell. Nonetheless, when it interacts with a vulnerable cell, it infects...

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Synthesis, Characterization and Antimicrobial Activities of bio functionalized Ag and Au Metal Nanoparticles: A Review.

Introduction A nano science technology is a technology to understand and functionalize the material size which is very close to atomic dimension. The physicochemical properties of nano sized material changes from Pico and macro...

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A Recent Review on Chemistry and Biological Activities of Bryophyllum Pinatum (Lam.) Oken Family: Crassulaceae

Introduction Our traditional medicinal system includes Ayurveda, Siddha and Unani. This Ayurveda concept emerged between 2500-500 BC in India (1). The factual meaning of Ayurveda is “science of long life” and by using different modern...

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A Review on Nanorods – An Overview from Synthesis to Emerging, Device Applications and Toxicity

Introduction Nanorods Nanoscience, nanotechnology, and nanomaterials are now a central field of science and technological activity.A quick definition of the terms above will give an insight into the subject matter.Nanoscience refers to the study,...

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Biocatalytic Oxidation of Sulfides to Sulfones

Introduction Sulfones have been widely used in organic synthesis to synthesize many popular and complicated molecules.1They constitute key skeletal framework of many natural products as well as pharmaceuticals and have attracted considerable attention because...

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Study Rheological Behavior of Rapeseed Oils Compared to Mineral Oil

Introduction One of the most difficult problems facing humanity today seems to be energy. Most of the energy comes from natural resources, such as natural gas, oil, coal, etc. Crude oil is the most...

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Microwave-Assisted Synthesis of Para-Nitrophenol Using Calcium Nitrate

Introduction Para-nitrophenol (p-nitrophenol) or 4-nitrophenol belongs to the group of phenolic compounds where a nitro group is opposite the hydroxyl group in the benzene ring.  Among the various applications of 4-nitrophenol are its use...

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Vibrational Frequencies of Dichlorine Monoxide: A Mathematical Model

Introduction Calculation of fundamental and higher overtones of molecule useful to understand molecular structure. We applied Lie algebraic method to calculate vibrational frequencies (wavenumbers) of molecule.This mathematical approach helps to calculate vibrational frequencies in...

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The Effect of Zno Nanoparticles on the Color Change of Polyester

Introduction Wood resisting against destructive factors is one of the issues that has been considered since the past. The reason for this is the enormous use and its important role that wood plays in...

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Hemocompatibility and Surface Morphology of Vegetable Oil Based Polyurethane Eggshell Powder Nanocomposite

Introduction Nowadays, Nanocomposites are suitable materials to meet the emerging demands arising from scientific and technologic advances1.There is an expanding impact on the substitution of synthetic reinforcements in compositesby natural fiber/ particles. It is...

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In Silico Docking Analysis and Admet Prediction of Thymoquinone Derivatives Against Ovarian Cancer

Introduction Nature has produced various medicinal plants for treatment of various ailments and among those is the plant Nigella Sativa[1]. It is a plant belonging to Ranunculaceae family and is also known with various...

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Optimization of Some Parameters on the Low Efficiency of Solvent Extraction of Uranium with Alamine 336

Introduction The production of nuclear fuel at a competitive price compared with other sources of energy is a permanent concern of the nuclear industry. The solution of this situation must necessarily go through the...

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Stability Indicating Method Development, Validation and Forced Degradation Study for Vilazodone Hydrochloride API

Introduction Vilazodone is classified as anti-depression drug. Vilazodone is 5HT1A receptor partial agonist and selective serotonin reuptake inhibitors (SSRIs).Vilazodone maintains mental balance by increasing amount of natural substance Serotonin. [1] It was developed by...

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Influence of Meteorological Variables on Ambient Air Pollutants of a Coastal District in Eastern India

Introduction Our earth was created before 4.5 billion years ago (Wikispeedia). All the systems of our mother earth were remains in the balanced state. From the day human beings came to this earth the...

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‘Synthesis and Screening of Biologically Active Schiff bases of Benzothiazoles and its Zinc and Lanthanum metal Complexes’

Introduction The benzothiazole derivatives show wide range of biological activities which include analgesic1, anti-inflammatory2, antiviral3, antibacterial4 and anticancer activities. Preparation and screening of 2-Aminobenzothiazole derivatives in vitro as potential antimicrobial activity, which shows remarkable...

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Effect of Leaves and Acids types on The Electrical Absorbance of DSSC using Nanostructured Zinc Oxide

Introduction Petroleum derivatives considered a non-sustainable power source, sun considered power source,  limited to silicon sunlight cells, high cost, complex generation process, and application limitations to astronautic and aerodynamic innovation,[1-2]. Abo-Dief et al. [3]...

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Synthesis and Characterization of Strontium Oxide Nano Particle by Sol-Gel Method

Introduction Strontium oxide nanoparticle had received great attention in basic and applied research for fabricating the devices because of its unique properties [1-5]. Strontium oxide nanoparticle is used to design the devices for dye-...

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Synthesis, Structure and Reactivity of Schiff Base Transition Metal Mixed Ligand Complexes Derived from Isatin and Salal

Introduction The chemistry of Isatin (1H-indole-2, 3- dione) and other Schiff base compounds and some of their derivatives have been reported in the literature1.  The N-functionalization of the Isatin core can be readily obtained...

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Activity of Laccase Enzyme Present in the Phenol-Contaminated Sediments of the Marilao-Meycauayan-Obando River System, Philippines

Introduction Water pollution has become an increasingly adverse environmental concern in the Philippines [1]. In 1996, the Department of Environment and Natural Resources (DENR) has confirmed that almost half of the rivers in the...

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Nano Synthesis and Characterization of Complex Derived from Silver Metal Conjugated with Midodrine Hydrochloride

 Introduction One of the antihypotensive drugs, Midodrine HydrochlorideChemical name 2-amino-N-[2-(2, 5-dimethoxyphenyl) hydroxyethyl] acetamide; hydrochloride and chemical formula is C12H19ClN2O4 1 which is used for the treatment of low blood pressure that upgrade the blood...

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Comparative Study of Solvation Behaviour of Oxidising Agents Like Kclo3, Kbro3 and KIO3 in Aqueous Solvent Systems at Different Temperatures.

Introduction Generally, an oxidizing agent donates oxygen atoms to a reactant or substrate and hence the oxidizing agent is also called as an oxygenation reagent or oxygen-atom transfer agent [1] or it also serve...

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In Silico Study of Ayapana Triplinervis Bioactive Compounds Against Quorum-Sensing System of Pseudomonas Aeruginosa

Introduction The world annual death toll due to the development of antibiotic resistance in bacteria is estimated to have reached 700 000, and it is expected that it would upsurge to 10 million deaths...

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Comparative Study on Quantification of Total Catechins Using UV-Vis Spectrophotometric Method and High Performance Liquid Chromatography Techniques

Introduction In tea breeding, selection for high quality genetic material is warranted where the varietal selection programme requires precise information on the diversity existing germplasm and also careful study on the biochemical which contributes...

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Application of Waste Egg Shell for Adsorption of Cd(II) and Pb(II) Ions to Protect Environment: Equilibrium, Kinetic and Adsorption Studies

Introduction Water pollution becomes major environmental issue because of some anthropogenic resources such as industrialization, unplanned urbanization[1] etc. The main sources of heavy metal pollution are fast growing industrial civilization in a field of...

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Chemical Composition, Antimicrobial Activity and Potential Cytotoxic Effect of Mentha Viridis (Spearmint) Extracts from Saudi Arabia

Introduction Presently, the effectiveness, low cost, and fewer side effects have increased the worldwide demand of medicinal plants. Many pharmaceutical companies are engaged in large-scale pharmacologic screening of medicinal plants for developing new drugs...

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Synthesis of Gold Nanoparticle using Coconut for Encapsulation of Curcumin

Introduction Cancer is one of the top causes of demise in the world. About 12.7 million cancer cases and 7.6 million people died of cancer in the world in 20081. Curcumin is a compound...

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Anti-Urolithiatic Activity of Silver Nanoparticles of Terminalia Chebula Bark

Introduction Allopathic medicines are also known as modern medicine and it can be used in emergency situations like life threatening problems, accidents, and trauma by performing radiation therapy, chemotherapy, steroids, antibiotics and surgery1. The...

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Physical Properties of Films Based on Gelatin and Dialdehyde Starch with Different Oxidation Degrees

Introduction Nowadays, the use of petrochemical-based plastics causesnagative impacts on ecosystem because it take many years for them to decompose.  To solve this problem, the development and applications of biodegradable polymeric materials, especially those...

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Pentafluorophenylammonium triflate: A Mild, Efficient and Reusable Catalyst for the Synthesis of 2-Arylbenzothiazole and 2-Arylbenzothiazoline Derivatives in a Green Chemical Approach

Introduction Environment friendly green reaction medium has been given large importance in academic and industrial procedure.1 Keeping the environment in mind volatile, hazardous, toxic organic solvents are continuously replaced by green solvent like water2...

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Catalytic Studies of Complexes of Organic Compounds. Part-4: Synthesis, Characterization, Catalytic activity of Cd (II) Complex of Chiral Schiff base

Introduction Oxidation of alcohol to the corresponding carbonyl compound (aldehyde, ketone or acid) is the key step in many organic synthetic methods. The catalytic oxidation of alcohol to aldehyde or ketone has been developed...

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Antioxidant Studies of Some Lanthanide Complexes Derived from Curcuminoid Analogues

Introduction Metal complexes of many plant products are receiving much importance in recent years due to their applications in various fields1-3. The metal complexes of curcumin, a naturally occurring conjugated diketone, have been studied...

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Wood-Industrial Waste Material as a Potential Sorbent for the Removal of Pb+2 and Co+2 from Mono and Binary Aquatic Metal Solutions

Introduction Heavy metal contamination is a fast increasing environmental issue across the world with the extension to manufacturing practices. The commercial usage of metals raises the accumulation of metals in air, water, and soil....

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Photocatalytic Degradation of Naphthalene By UV/Zno: Kinetics, Influencing Factors and Mechanisms

Introduction Polycyclic aromatic hydrocarbons (PAHs), are in the category of hazardous and toxic substances and have recently been identified as carcinogenic compounds1. PAHs introduced into the water to some degree undergo physical, chemical and...

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Synthesis,Characterization, biocidal, Anti-diabetic, Anti-inflammatory and Anti-Cancer(MCF-7) Studies of Schiff base ligand and its metal (II) complexes

Introduction Schiff bases obtain by the condensation of amino and carbonyl compounds are intrinsic class of ligand that coordinate to metal ions via azomethine nitrogen and have been extensively for its wide range of...

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Effects of Pretreatment and Solid-State Fermentation on Tempeh Protein Content

Introduction Tempeh is a traditional Indonesian food that is produced through the process of soybean fermentation using Rhizopus sp. 1,2,3. Tempeh attracts many people not only in Indonesia, but also at this time it...

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Reactions of MoO2Cl2 and MoOCl4 with 2-Mercaptopyridine, 4-Phenylimidazole-2-thiol and 6-Mercaptopurine Monohydrate

Introduction 6-Mercaptopurine ring system may be considered as if a pyrimidine ring has been fused to an imidazole ring. Electrons of 6-mercaptopurine are highly delocalized. The ring is susceptible to both electrophilic and nucleophilic...

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Oily Sludge Recovery using Microwave Pyrolysis Technique

Introduction The fossil fuels largest consumption with the energy challenge, environmental sustainability, and cleaner energy requirements  attracted interest in recent years, [1-2]. Bilo’o, and Benoît [3] stated that alternate sources such as renewable energy...

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Method Development and Validation for Quantitative Analysis of Anti-Histamine Promethazine Hydrochloride by RP-UPLC.

Introduction The common antihistamine prescription drug used in hydrochloride salt (PMZ•HCl)1. Promethazine(PMZ), (±)-10-[2-(Dimethylamino)propyl] phenothiazine monohydro chloride was a first-generated anti-histaminic agent used for treatment of sleep, nausea &allergies2. In 1951 it was permitted for...

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Review Article on Metal Complexes derived from 2’-hydroxyacetophenone based Schiff Base

Introduction Schiff base is a compound in which imine bond is present. Schiff base as ligand have been used to formed metal complexes because of its high stability in different conditions. 2’-hydroxyacetophenone based Schiff...

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The Impact of Microwave Irradiation Reaction in Medicinal Chemistry: A Review

Introduction Microwave is an electromagnetic radiation. In the electromagnetic spectrum the microwave radiation is located between IR and Radio wave. Microwave  has wave lengths 1 mm – 100 km, frequencies 300 GHz – 3...

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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...

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Thermodynamics 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...

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Determination 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,...

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Separation 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...

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Mixed 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...

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Dowex 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...

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Restoration 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...

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Preparation 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...

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Synthesis, 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...

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Biosynthesis 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...

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Experimental 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...

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Highly 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...

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Simultaneous 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...

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Analytical 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...

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Removal 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...

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Macrocycliczinc(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...

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Toxicity 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...

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Co-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...

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Spectrophotometric 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...

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Synthesis, 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...

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Synthesis 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...

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A 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...

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Effect 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...

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Reactions 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...

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Smart 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,...

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Synthesis, 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...

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Spectrophotometric 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...

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Transition 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...

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Cotoneaster 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...

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Investigation 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...

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COVID-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...

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Syntheses 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...

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Synthesis 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...

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Highly 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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Bis-(3,5- Dimethoxy Salicylidine)-Ethylenediamine as a Gravimetric Reagent for Cu(II)

Introduction Synthesis and characterization of Cu(II) complex with bis-(3,5-dimethoxy salicylidine)-ethylnediamine ligand was done with a view to gravimetric estimation of Cu(II).  Hypothesis behind this work is that the reagent bis-(3,5-dimethoxy salicylidine)-ethylenediamine may prove better...

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Synthesis of 3- Ferrocenyl Isocoumarins

Introduction Isocoumarin and its derivative have been found to exhibit interesting physiological properties. This is effective in central depressant activity, remedy for antimalerial and antiallergic1,2 retarding the clotting of blood3 ,tracheal and respiratory contractions4...

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Rheological Characteristics of Castor Oil Used as Biodegradable Lubricant

Introduction Lately, due to environmental issues and more restrictive environmental laws, there has been a strong demand for “environmentally friendly” lubricants with as little negative impact as possible. In this context, lubricants obtained from...

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Assessment of Salts Effect in Sugar – Aqueous System

Introduction Assessment of sugar quality is carried out by using conventional parameters like Brix, Pol, and Purity. These conventional parameters are calibrated in terms of pure sucrose solution, ignoring non-sugars substances having importance during...

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Application of Natural Dyes and Sodium Alginate from Sargassum Sp. Seaweed in the Coloring Bima Woven Fabric

Introduction Weaving is one of the cultural arts of Indonesian traditional fabrics that are produced in various regions of the archipelago in the form of human hand skills using traditional weaving tools. One area...

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Identificatiion of Physical Clues by Ftir Spectroscopy

Introduction Modern society is harmed by crimes which pose a serious threat to the peace, property and comfort of the people. Quality of life is seriously affected by overall crimes. Quality Town or city...

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Studies on some Hetero Binuclear Copper(II) Schiff Base Complexes

Introduction Schiff base are studied extensively as they form large number of complexes with transition metals1. The structural design of the metal complexes of Schiff base, their applications as antibacterial and antifungal agents and...

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Gel Formulation of Jamblang Leaf Extract (Syzygiumcumini L) Skeel and Antioxidant Activity

Introduction Free radicals are defined as an atom or molecule that has one or more unpaired electrons in its outer orbitals, is very reactive and unstable1. Free radicals can come from cigarette smoke, fried...

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Novel N2O2 Schiff Base Derived from 1,2-Hydrazinedicarboximidamide and its Complexes with Cu(II), Co(II), Ni(II) , Mn(II) and Cr(III): Synthesis and Characterization

Introduction Metal complexes of azomethine ligands have acquired more attention due to their easy synthesis, their stereo-electronic structures, and outstanding biological activities (1), catalytic activities (2,3), Synthesis and design of transition metal ion complexes...

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Quantifying Production of Quorum Sensing Regulated Pigments in Pseudomonas aeruginosa BIOTECH 1335

Introduction Organisms have established numerous complicated ways to work together and adjust to the setting they occupy through natural evolution. For that reason, they must modify their phenotypes to respond in any diverse situations...

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Synthesis, Characterisation and Antibacterial Activity of Some Indole Derivatives and their Inclusion Complexes with β-Cyclodextrin

Introduction β-Cyclodextrin is an oligosaccharide containing seven D-glucose units forming a cyclic ring. The seven D-glucose units joined through  1,4-alpha linkages in such a way as to form a ring, a chain bracelet each...

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Isotherm, Kinetics and Thermodynamic Studies of Hexavalent Chromium Adsorption by Using Dead Biomass of Eichhornia Crassipes

Introduction During the last few decades, there has been a many-folds increase in the pollution load of our country. Activity like industrialization and increased in urbanization has amplified heavy metals pollution in the ecosystem1,2....

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Development and Validation of UV-Spectrophotometric Method for Estimation of Doxofylline in Bulk and Tablets

Introduction                                          The number of patients with respiratory diseases such as COPD and asthma is increasing day by day. These two diseases are considered as major risk factors for other respiratory diseases like severe acute...

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Synthesis, Characterization and Cytotoxicity of Ni (II), Pd (II), Pt (II) Complexes with 6-Methoxy-2, 3, 4, 5-Tetrahydropyridine (MTP)

Introduction N-heterocyclic (NHC) compounds constitute a new type of ligands in coordination chemistry and organometallic chemistry1, they belong to a new family of ligands with electronic characteristics similar to those of the phosphines2. The...

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Synthesis of Carbon Quantum Dot from Water Hyacinth Stalk by Radiation Processing

Introduction Water hyacinth (Eichornia crassipes) is classified as abundant aquatic wastes leading to oxygen depletion and water flow reduction. Thick mats of water hyacinth seriously hindered the water flow; thus, its mechanical harvesting is...

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Stability Indicating RP-HPLC Method Development for Related Substances of Anti-Histamine Promethazine Hydrochloride and its Validation Study.

Introduction   Promethazine (PMZ), ),  10 H-Phenothiazine-10-ethanamine, N,N,a-trimethylmonohydrochlorid is a common antihistamine pharmaceutical drug that is sold as hydrochloride salt (PMZ·HCI). (see Fig.1). PMZ is an antihistamine agent of the first generation used to treat...

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