Clathrochelates

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Release : 2002-09-19
Genre : Science
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Book Rating : 178/5 ( reviews)

Clathrochelates - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Clathrochelates write by Y.Z. Voloshin. This book was released on 2002-09-19. Clathrochelates available in PDF, EPUB and Kindle. Clathrochelates are compounds which contain a metal ion encapsulated within a three dimensional cage of macrobicyclic ligand atoms. Within this cage the metal has unique properties and is to a great extent isolated from environmental factors. Such complexes are suitable as models of the most essential biological systems, membrane transport, electron carriers, highly selective and sensitive analytical reagents, catalysts for photochemical and redox processes, cation and anion receptors, etc. The aim of this monograph is to generalize and analyze experimental and theoretical data on clathrochelates in order to promote further research in this promising field of chemistry. Chapter 1 gives general concepts of complexes with encapsulated metal ions, discusses basic specific features of these compounds, considers and characterizes the main types of compounds with encapsulated metal ions and the main classes of clathrochelates, and includes the current nomenclature. Chapter 2 deals with the pathways of clathrochelate synthesis and the general procedures for the synthesis of macrobicyclic tris-dioximates, phosphorus-containing tris-diiminates, sepulchrates, sarcophagi-nates, and polyene and other types of clathrochelate complexes. Chapter 3 concerns studies of the electronic and spatial structure of clathrochelate complexes. In Chapter 4, the kinetics and mechanism of synthesis and decomposition reactions of macrobicyclic tris-dioximates, sarcophaginates, and sepulchrates in solution and gas phases are discussed. Chapter 5 considers the electrochemical, photochemical, and some other characteristics of clathrochelates and their applications associated with these characteristics. Finally, the practical applications of the unique properties of clathrochelates and perspectives on the synthesis of new clathrochelates are described in Chapters 6 and 7, respectively.

Cage Metal Complexes

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Release : 2017-05-11
Genre : Science
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Book Rating : 20X/5 ( reviews)

Cage Metal Complexes - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Cage Metal Complexes write by Yan Voloshin. This book was released on 2017-05-11. Cage Metal Complexes available in PDF, EPUB and Kindle. This fundamental book presents the most comprehensive summary of the current state in chemistry of cage metal complexes. After their previous book “The Encapsulation Phenomenon” (www.springer.com/978-3-319-27737-0) the authors in this book focus on the encapsulation of metal ions by different types of three-dimensional mono- and polynucleating caging ligands. Within these cage metal complexes, (metal) ions can be isolated from external factors. The book provides both a classification of the cage compounds and summaries of synthetic approaches. On that basis the authors then describe the unique chemical and physical properties and the resulting reactivity of the cage compounds, as well as practical and potential applications as potent topological drugs and prodrugs, antifibrillogenic agents, radiodiagnostic and radiotherapeutic compounds, paramagnetic probes, single-molecule magnets, electrocatalysts for hydrogen production, (photo)electronic devices, and many more. Readers will find a well-structured and concise overview, with particular emphasis on a review of synthesis and reactivity of various cage metal complexes, summarizing over 400 literature references, clearly presented in over 300 color schemes and figures.

Template Synthesis of Macrocyclic Compounds

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Release : 2008-07-11
Genre : Science
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Book Rating : 811/5 ( reviews)

Template Synthesis of Macrocyclic Compounds - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Template Synthesis of Macrocyclic Compounds write by N. V. Gerbeleu. This book was released on 2008-07-11. Template Synthesis of Macrocyclic Compounds available in PDF, EPUB and Kindle. The synthesis of macrocycles is an art in itself. Template-controlled synthesis provides elegant access to fascinating macrocyclic structures. Polyazamacrocycles, crown ethers, cryptands, rotaxanes, knots -- the range of macrocyclic compounds is as broad as their potential application as molecular switches, in ion exchange, electron transfer or catalysis. This book provides authoritative information on all aspects of template-controlled macrocyclizations. It covers in depth the current state of research on template processes - novel synthetic techniques and mechanistic approaches. The critical discussion of the diverse synthetic routes includes the detailed characterization of the broad variety of macrocyclic products. References to applications of macrocyclic compounds and over 1,500 citations make this handbook an indispensable tool for chemists in academia and industry. Researchers in organic and supramolecular chemistry, biotechnology, and inorganic chemistry will find inspiration for the design, synthesis, and myriad uses of new synthetic macrocycles.

Density Functional Theory

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Release : 2019-01-30
Genre : Science
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Book Rating : 67X/5 ( reviews)

Density Functional Theory - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Density Functional Theory write by Daniel Glossman-Mitnik. This book was released on 2019-01-30. Density Functional Theory available in PDF, EPUB and Kindle. Density Functional Theory (or DFT for short) is a potent methodology useful for calculating and understanding the molecular and electronic structure of atoms, molecules, clusters, and solids. Its use relies not only in the ability to calculate the molecular properties of the species of interest but also provides interesting concepts that allow a better comprehension of the chemical reactivity of the studied systems. This book represents an attempt to present examples on the utility of DFT for the understanding of the chemical reactivity through descriptors that constitute the basis of the so called Conceptual DFT (sometimes also named as Chemical Reactivity Theory) as well as the application of the theory and its related computational procedures in the determination of the molecular properties of different systems of academic and industrial interest.

Pharmaco-toxicological characteristic of Iron(IV) clathrochelate complex. An analysis

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Release : 2021-02-22
Genre : Medical
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Book Rating : 977/5 ( reviews)

Pharmaco-toxicological characteristic of Iron(IV) clathrochelate complex. An analysis - read free eBook in online reader or directly download on the web page. Select files or add your book in reader. Download and read online ebook Pharmaco-toxicological characteristic of Iron(IV) clathrochelate complex. An analysis write by Iryna Derkach. This book was released on 2021-02-22. Pharmaco-toxicological characteristic of Iron(IV) clathrochelate complex. An analysis available in PDF, EPUB and Kindle. Scientific Study from the year 2020 in the subject Veterinary medicine, grade: 500, , language: English, abstract: The monograph summarizes for the first time the data of the literature and own preclinical and clinical studies of iron (IV) clatrochelate. Data on its physicochemical properties, acute and chronic toxicity, features of accumulation of iron in new rare valences in the form of clatrochelate are described. For the first time its antianemic activity is characterized. The scientific publication is intended for a wide range of scientists, teachers, graduate students, students of higher education institutions, veterinary specialists. An animal health is now regarded as one of the factors of the veterinary well-being in every country, so the issue of treating animals with pathological conditions and their prevention is given considerable attention by both scientists and veterinary practitioners. Uncontrolled usage of medicines cause an increase of toxic effects in human and animals organisms. In accordance with the guidelines of the preclinical study of drugs, every new drug must be evaluated for the following indicators: the toxicity of the bioassay to infusoria; the toxicity in laboratory animals after a single administration (acute toxicity); the cumulative properties; the toxicity in laboratory animals after long-term administration (chronic toxicity). The following study works with animal obduction and shows the methodology in pictures.