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784 articles for “Reaction”
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Synthesis ,Spectral Investigation, Anticancer Study of Azo-Imine Heterocyclic Compounds
Abstract: Many Schiff base reactions are known within a famous series of addition reactions to the azomethine group, where reagents are added to the polarized double bond and the nucleophilic (nucleophilic) reagents attack the carbon atom in the azomethine bond.. An example of this type of reaction is the addition of alkyl halides, which produces quaternary amine salts, which in turn are converted to the secondary amine. These compounds have an …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 1, 2024 · pp. 22–43 Read article
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Green Solvents in Synthesis of Schiff’s Base: A Comprehensive Review of Sustainable Approach
Abstract: The synthesis of Schiffs & bases is a fundamental process of organic synthesis that traditionally involves using hazardous organic solvents. These solvents pose significant risks to both the environment and human health due to their toxicity, volatility, and persistence in nature. These negative effects of organic solvents have led to the development of greener and more sustainable alternatives that aligns with the principles of Green Chemistry. This review paper aims …
Published in Emerging Trends in Chemical Engineering · Vol. 11, Issue 3, 2024 · pp. 30–40 Read article
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Review and Opportunities for Thermal examination approaches Used to Investigate the Thermal Properties of Composite Compounds
Abstract: The use of thermal examination approach to assess the thermal quality of energy materials in “China” is concisely described. They are often used to calculate thermal stability, compatibility, and thermophysical constants, as well as to study thermal breakdown kinetics, causes, and interactions. Furthermore, a few studies focused on creativity or advancement, such as analyzing the mechanisms of topochemical reactions, assessing condensed-phase reaction kinetics by tracking the change in functional groups …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 96–106 Read article
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Catalyst: Free Synthesis of Bioactive Molecules via Green Chemical Principles
Abstract: This study explores the catalyst-free synthesis of bioactive molecules, emphasizing the application of green chemical principles. Traditional synthetic methods often rely on hazardous reagents, solvents, and metal catalysts, which can pose significant environmental and health risks. In contrast, the catalyst-free approach leverages benign reaction conditions, such as solvent-free systems, ambient temperature, and pressure, to achieve efficient and selective transformations. We present a comprehensive investigation into various bioactive molecule syntheses, including …
Published in Journal of Catalyst & Catalysis · Vol. 11, Issue 1, 2024 · pp. 17–21 Read article
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Carbon Sequestration in Mineralogy: Potential of Ultramafic Rocks for CO₂ Storage
Abstract: The increasing concentration of atmospheric carbon dioxide (CO₂) due to anthropogenic activities has necessitated the development of effective carbon sequestration strategies. Mineral carbonation, particularly utilizing ultramafic rocks, has emerged as a promising approach for long-term CO₂ storage. This review explores the potential of ultramafic rocks in sequestering CO₂, discussing their mineral composition, reaction mechanisms, advantages, and challenges associated with their utilization in carbon capture and storage (CCS). Additionally, advancements in …
Published in International Journal of Minerals · Vol. 2, Issue 1, 2025 · pp. 30–35 Read article
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Molecular Mechanisms of Drug Metabolism in Anesthesia: A Pharmacogenomic Perspective
Abstract: Pharmacogenomics studies how a person’s genetic profile affects their reaction to drugs, which is vital in anesthesia. Anesthetic pharmacology depends significantly on drug metabolism, which involves complex biochemical processes that manage the absorption, distribution, metabolism, and excretion (ADME) of anesthetic drugs. The cytochrome P450 (CYP) enzyme family plays a critical role in the metabolism of various anesthetic drugs, with genetic polymorphisms leading to inter-individual variability in drug responses. Specific CYP …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 12, Issue 1, 2025 · pp. 90–95 Read article
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Kinetic Analysis of Structural Acrylic Curing by DSC: Polymerization and Phase Transition Optimization
Abstract: Differential Scanning Calorimetry (DSC) was used to analyse the thermal properties and curing behaviour of a structural acrylic adhesive at heating rates of 5, 10, and 15 °C/min. The study focused on the curing kinetics, glass transition temperature (Tg), specific rate (k), and activation energy (Ea) of the polymerization reaction. The material is tested according to ASTM 3418 standards. Results showed that increasing the heating rate shifted the endothermic curing …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 726–733 Read article
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Future Challenges of Photocatalytic Water Splitting: Sustainability
Abstract: Photocatalytic water splitting has emerged as a promising technology for sustainable hydrogen production through the direct utilization of solar energy. This process mimics natural photosynthesis, using semiconductor materials to absorb light and drive the decomposition of water into hydrogen and oxygen. The method provides a sustainable and eco-friendly solution to the global energy challenge by enabling the reduction of carbon emissions. Among various solar-to-chemical energy conversion approaches, photocatalytic water splitting …
Published in International Journal of Photochemistry and Photochemical Research · Vol. 3, Issue 2, 2025 · pp. 43–48 Read article
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Synthesis, Characterization of New Imidazolidin-4-One Containing Azo Compound Derived from Acetylacetone as Antibacterial and Antioxidant Agents
Abstract: In the present study, new derivatives of imidazolidine-4-one was prepared. Which involved reactions to diazonium salt of o-methoxy aniline with acetylacetone in the presence of sodium hydroxide, and isolating the azo compound as a brown precipitate. The azo diketone reacts efficiently with aromatic amine derivatives to produce Schiff bases as a light yellow and dark brown precipitates, and from this Schiff bases three derivatives of imidazolidine-4-one was prepared by reacting …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 17, Issue 1, 2026 · pp. 94–114 Read article
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Compatative Catalytic Study of Oxidation of Thiourea by Chromium (VI) in Presence of Different Catalysts and Micelles
Abstract: The series of catalysts like acetate, oxalate, EDTA, the varies micelles viz, CTAB, SDS, TRITON X-100 was carried out in the kinetic study of oxidation of Thiourea by Cr(VI) as an oxidant in water medium. The effect of catalytic efficiency has been study for varies catalyst and micelles by volumetric method and UV spectroscopic methods. The product was confirmed by IR studies. UV study reveals shows that higher catalytic efficiency …
Published in International Journal of Advance in Molecular Engineering · Vol. 4, Issue 1, 2026 · pp. 9–21 Read article
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MODELING AND SIMULATION OF ESTERIFICATION PROCESS IN REACTIVE DISTILLATION COLUMN USING ASPEN PLUS
Abstract: Abstract: Reactive distillation is a process that combined a chemical reaction and physical separation in a single unit operation. A results is carrying out simulation by using Aspen plus, it is shown in reactive distillation column. In this case, reaction takes place in liquid phase. While solving this type of problem, we have to use thermodynamics property. The boiling point of water is low and iso-amyl acetate having high boiling …
Published in Emerging Trends in Chemical Engineering · Vol. 5, Issue 1, 2018 · pp. 5–9 Read article
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Green Synthesis of Biologically Active 2, 4, 5- Trisubstituted Imidazoles Catalyzed by Large Pore Zeolite H-BEA through Lophine MCRs
Abstract: 2, 4, 5-triphenyl-1(H)-imidazoles (popularly known as Lophine derivatives) are well known heterocyclic compounds and find significant diversified applications, not only in the area of medicinal chemistry as biologically active drug-like molecules, but also in the other advanced research areas, such as fluorescence labelling, biological imaging and chromospheres for non-linear optic system. In the present endeavour, a green synthesis of Lophine derivatives via multi-component reaction is carried out using benzil/benzoin, substituted …
Published in Journal of Catalyst & Catalysis · Vol. 4, Issue 3, 2017 · pp. 20–36 Read article
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Identification of Some Imported Lubricating Oil Additives Used in Libya and Synthesis of the Most Consumed Ones from the Local Raw Materials
Abstract: This paper presents the identified six additives imported under trade names used in the lubricating oil blending factory of A-Zawia-Libya. Their structures have been completely confirmed by examining their physical properties and using modern analytical techniques such as nuclear magnetic resonance spectroscopy (NMR), infra-red (IR), atomic absorption (AAS) and gas chromatography (GC). The synthesis of most important and more consumed additives in lubricating oils in Libyan oil industry from local …
Published in Journal of Catalyst & Catalysis · Vol. 3, Issue 3, 2016 · pp. 10–17 Read article
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Review on: Heterogeneous Solid Base Catalyst Production from Waste Animal Bone as Transesterification of Jatropha Oil
Abstract: Biodiesel is produce mainly by transesterification, reacting vegetable oils or animal fats with monohydric alcohol in presence of a catalyst. The transesterification reaction is affected by various parameters. One of this parameter is catalyst type. Generally, catalysts used in transesterification reaction can be divided into three categories: homogenous, heterogeneous and enzymes. Heterogeneous catalysts offer numerous advantages over homogeneous catalysts as it can easily be separated from reaction mixture and can …
Published in Journal of Catalyst & Catalysis · Vol. 7, Issue 1, 2020 · pp. 13–23 Read article
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Zeolite-Y Encapsulated Copper (II) and Cobalt (II) Species as Hybrid Nano-catalysts: Structural and Catalytic Aspects
Abstract: Special properties inherent to zeolites in facilitating the construction of novel supramolecular assemblies by encapsulation of guest molecules (metal complexes) into their large cages can be utilized to use these assembled materials as novel catalysts. These modified solids have the advantages of both behaving as the homogeneous and the heterogeneous catalytic system. In the present work, copper (II) and cobalt (II) complexes of 2-amino ethanoic acid (2-AEA) encapsulated in the …
Published in Journal of Catalyst & Catalysis · Vol. 8, Issue 1, 2021 · pp. 19–32 Read article
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Characterization studies on surface activation of phosphor bronze wire mesh via different chemical means for water distillation applications
Abstract: Surface activation of phosphor bronze structured packing modules is an important step in the manufacturing of high efficiency water distillation columns as it ensures excellent mass transfer behaviour and overall process intensification. These packed columns are used in the nuclear industry for heavy water production and purification. Activation is generally achieved through a treatment involving aqueous NaOH solution with bubbling of oxygen gas through it. This leads to the development …
Published in Journal of Nuclear Engineering & Technology · Vol. 12, Issue 2, 2022 · pp. 10–23 Read article
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Utilization of Bentonite Clay Coupled with Potash for the Synthesis of Octadec-9-Enoic Acid Methyl Esters of Pongamia Pinnatatriglycerides
Abstract: Due to the ever increasing human population worldwide, especially in the developing countries across the world; renewable energy sources are in the primary focus of the scientists and researchers. In addition, the depletion of the reserves of the fossil fuels along with the increased consumption of the available reserves has led to wide spread global unrest. Complementing the above, there are significant environmental problems namely global warming due to increased …
Published in Journal of Polymer & Composites · Vol. 10, Issue 2, 2022 · pp. 72–78 Read article
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Seismic Response for RC Frames on Sloping Ground using Pushover Analysis
Abstract: Open story structures are to be mainly susceptible to collapse and severe damage under earthquake excitation in hill areas. Nowadays many buildings constructed have soft ground story for various purposes, for example, multipurpose hall, parking etc. The examination has been led to get the reaction of RC open story building exposed to seismic tremor loads. In present work, twelve storied structure on inclined ground (150 with horizontal) are considered. The …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 36–46 Read article
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A Research Study and Report on Clinical Pharmacy Services Provided by Doctor of Pharmacy during their Clerkship and Internship Postings to a Tertiary care teaching Hospital.
Abstract: Clinical pharmacy is defined as the area of pharmacy concerned with the science and practice of rational medication use. Aim: The study aims at implementing clinical pharmacy services by Doctor of Pharmacy during clerkship and internship postings to patients at different wards of Rajiv Gandhi Institute of Medical Sciences. Objective: Prescription study and analysis and preventing the medication related problems adverse drug reactions drug interactions, over dose), performing drug utilization …
Published in Research and Reviews: A Journal of Medicine · Vol. 8, Issue 1, 2018 · pp. 27–32 Read article
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Synthesis and Characterization of Schiff Bases Derivatives of Heterotrimetallic [Al(III); Sn(II); Ti(IV)]-µ-oxoisopropoxide-µ-oxon-propoxide [SnO2TiAl(OPri )2(OPrn )3]
Abstract: Tin diacetate and aluminium isopropoxide in equimolar proportion in xylene affords the complex [(OAc)SnOAl(OPri )2] which on reaction with Ti(OPrn )4 in 1:1 molar ratio yielded a new organoheterotrimetallic-μ-oxoisopropoxide-μ-oxon-propoxide [SnO2TiAl(OPri )2(OPrn )3] with continuous liberation of isopropyl acetate and propyl acetate formed during the course of reaction. The preparation of Schiff base complexes of the compound [SnO2TiAl(OPri )2(OPrn )3] was carried out in refluxing benzene by the reaction of µ- …
Published in Journal of Modern Chemistry & Chemical Technology · Vol. 7, Issue 2, 2016 · pp. 27–37 Read article