Download or read book Photochemistry of Heterocycles written by Maurizio D'Auria and published by Elsevier. This book was released on 2022-08-24 with total page 350 pages. Available in PDF, EPUB and Kindle. Book excerpt: Photochemistry of Heterocycles is a comprehensive review of the topic, including photooxidation, photoreduction and photoaddition reactions as well as industrial aspects of heterocyclic photochemistry. Many materials used for the manufacturing of OLEDs and other electrooptical switches contain heterocycles, and the use of small molecules or polymers containing heterocyclic substances are being studied as new photovoltaic materials. This reference is ideal for synthetic organic chemists, specifically researchers working in organic photochemistry, as well as medicinal chemists and material scientists. Heterocyclic compounds are widely used in the modern world, and most of the drugs currently in use have heterocyclic nuclei among their constituents. These compounds are subject to a photochemical degradation processes which must be known and prevented. Presents an authoritative and comprehensive review of the photochemistry of heterocycles Covers the full spectrum of photochemical reactivity, including photoreduction and photoaddition reactions of heterocyclic compounds Includes industrial aspects of heterocyclic photochemistry and materials used to manufacture OLEDs and other electrooptical switches

Download or read book Photochemistry of Heterocycles written by Maurizio D'Auria and published by Elsevier. This book was released on 2022-08-20 with total page 352 pages. Available in PDF, EPUB and Kindle. Book excerpt: Photochemistry of Heterocycles is a comprehensive review of the topic, including photooxidation, photoreduction and photoaddition reactions as well as industrial aspects of heterocyclic photochemistry. Many materials used for the manufacturing of OLEDs and other electrooptical switches contain heterocycles, and the use of small molecules or polymers containing heterocyclic substances are being studied as new photovoltaic materials. This reference is ideal for synthetic organic chemists, specifically researchers working in organic photochemistry, as well as medicinal chemists and material scientists. Heterocyclic compounds are widely used in the modern world, and most of the drugs currently in use have heterocyclic nuclei among their constituents. These compounds are subject to a photochemical degradation processes which must be known and prevented. - Presents an authoritative and comprehensive review of the photochemistry of heterocycles - Covers the full spectrum of photochemical reactivity, including photoreduction and photoaddition reactions of heterocyclic compounds - Includes industrial aspects of heterocyclic photochemistry and materials used to manufacture OLEDs and other electrooptical switches

Download or read book Heterocyclic N Oxides written by Oleg V. Larionov and published by Springer. This book was released on 2017-07-12 with total page 163 pages. Available in PDF, EPUB and Kindle. Book excerpt: The series Topics in Heterocyclic Chemistry presents critical reviews on present and future trends in the research of heterocyclic compounds. Overall the scope is to cover topics dealing with all areas within heterocyclic chemistry, both experimental and theoretical, of interest to the general heterocyclic chemistry community. The series consists of topic related volumes edited by renowned editors with contributions of experts in the field. All chapters from Topics in Heterocyclic Chemistry are published Online First with an individual DOI. In references, Topics in Heterocyclic Chemistry is abbreviated as Top Heterocycl Chem and cited as a journal.

Download or read book Preparative Organic Photochemistry written by Alexander Schönberg and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 631 pages. Available in PDF, EPUB and Kindle. Book excerpt: (Abridged and translated) Organic photochemistry may be divided into three parts: theory which is the province of the physical chemist; instrumentation which requires the skill of both physicist and engineer; and preparation which falls within the sphere of the organic chemist. At one time the same person could cover all three fields without too much difficulty, but this has now become virtually impossible because the disciplines involved have expanded in both breadth and depth; it is there fore timely to have a separate treatment of preparative organic photo chemistry. There appears to be no review of the main photochemical reactions which includes the advances made in recent years available to the organic chemist working in the preparative field. An exception is the excellent "Photochemical Reactions" by C. R. MASSON, V. BOEKELHEIDE and W. A. NoYES JR., published in 1956, which gives a brief review of the reactions which are important in preparative organic photochemistry. The present monograph on the other hand seeks to provide a detailed survey for the chemist; the author does not set out to discuss every photo chemical reaction in the field of organic chemistry but he does include in addition to those of current interest in the preparative field some which are likely to be of interest in the future and which result in single end-products of known composition. The photochemical synthesis of highly polymerized products falls outside the scope of the work.

Download or read book Organometallic Chemistry of Five Membered Heterocycles written by Alexander Sadimenko and published by Elsevier. This book was released on 2019-10-16 with total page 792 pages. Available in PDF, EPUB and Kindle. Book excerpt: Organometallic Chemistry of Five-Membered Heterocycles explores the synthesis, coordination modes, reactivity of coordinated five-membered monoheterocycles, and organometallic complexes of their numerous derivatives, including chelating ligands, oligomers, and macrocycles. Beginning with the introduction of organometallic compounds, this book dives deep into the reactivity of coordinated five-membered monoheterocycles and the derivatives of fundamental ligands. This book is an ideal reference for researchers working in organometallic, heterocyclic, materials, or organic chemistry, and catalysis. The readers will gain a comprehensive understanding of modern synthetic methods, reactivity trends of heteroaromatic ligands, and the methods of modern materials construction.

Download or read book Green Synthesis of Heterocycles written by Fabio Arico and published by Frontiers Media SA. This book was released on 2020-03-09 with total page 95 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Photochemistry Volume 48 written by Stefano Protti and published by Royal Society of Chemistry. This book was released on 2020-11-17 with total page 495 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume combines reviews on the latest advances in photochemical research with specific topical highlights in the field. Starting with periodical reports of the recent literature on organic and computational aspects including reports on computational photochemistry and chemiluminescence of biological and nanotechnological molecules, photochemistry of alkenes, dienes and polyenes, aromatic compounds and oxygen-containing functions. The final chapter of this section is a review of industrial application of photochemistry from 2014 to 2019. Coverage continues with highlighted topics, in the second part, from ruthenium-caged bioactive compounds, advances in logically and light induced systems, developments of metal-free photocatalysts, photoresponsive organophosphorus materials and applications of photo-fragmentation in synthesis, photo-click chemistry and azo-based molecular photoswitches. This volume will again include a section entitled 'SPR Lectures on Photochemistry', a collection of examples for academic readers to introduce a photochemistry topic and precious help for students in photochemistry. Providing critical analysis of the topics, this book is essential reading for anyone wanting to keep up to date with the literature on photochemistry and its applications. "A certain amount of energy destroys the same amount of CO2 according to the whether it is administered continuously or intermittently. In order to rationalize this result there are two possibilities, either the destruction of CO2 further occurred in the dark periods, which would lead to the same form of energy storing form, or in the illuminated period the reaction goes at twice the rate." O. Warburg, Biochem. Z., 1919, 100, 230-270.

Download or read book Heterocycles written by Teresa M. V. D. Pinho e Melo and published by John Wiley & Sons. This book was released on 2022-06-20 with total page 564 pages. Available in PDF, EPUB and Kindle. Book excerpt: Heterocycles A must-read handbook on heterocycle chemistry with a focus on sustainability Heterocycles feature prominently in our daily life—they are essential for pharmaceuticals, agrochemicals, and fine chemicals. More, numerous natural, bioactive products contain heterocyclic compounds. As a result, heterocyclic chemistry continues to be one of the most important areas of study in organic chemistry. Heterocycles provides an important reference on a wide range of topics relating to heterocyclic chemistry, with a heavy emphasis on sustainable methods and greener syntheses. The book describes state-of-the-art synthetic methods, such as photochemical reactions, dearomatization reactions, organocatalysis, transition metal catalysis, and biocatalysis. It also covers: Sustainable methods, like flow chemistry, mechanochemistry, and multicomponent synthesis Strategies for the synthesis of heterocyclic macrocycles and medium-sized rings Characterization of heterocyclic compounds Heterocycles is a useful reference for organic chemists, natural products chemists, catalytic chemists, and medicinal chemists in academia and industry.

Download or read book Advances in Heterocyclic Chemistry written by and published by Academic Press. This book was released on 1970-02-28 with total page 581 pages. Available in PDF, EPUB and Kindle. Book excerpt: Advances in Heterocyclic Chemistry

Download or read book The Patern B chi Reaction written by Maurizio D’Auria and published by Cambridge Scholars Publishing. This book was released on 2019-07-29 with total page 613 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book represents the most complete description of the scientific results obtained on a photochemical experiment described 110 years ago by the Italian scientist Emanuele Paternò. This detailed that the photochemical reaction between a carbonyl compound and an alkene gives a corresponding oxetane. This oxetane ring is present in several naturally occurring compounds and bioactive compounds, and can be obtained with high regio- and stereoselectivity.

Download or read book Photochemistry of Heterocyclic Compounds written by Ole Buchardt and published by John Wiley & Sons. This book was released on 1976 with total page 648 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Synthetic Organic Photochemistry written by W.M. Horspool and published by Springer Science & Business Media. This book was released on 2013-11-11 with total page 542 pages. Available in PDF, EPUB and Kindle. Book excerpt: Of all major branches of organic chemistry, I think none has undergone such a rapid, even explosive, development during the past twenty-five years as organic photochemistry. Prior to about 1960, photochemistry was still widely regarded as a branch of physical chemistry which might perhaps have oc casional applications in the generation of free radicals. Strangely enough, this attitude to the subject had developed despite such early signs of promise as the photodimerization of anthracene first observed by Fritzsche in 1866, and some strikingly original pioneering work by Ciamician and Silber in the early years of this century. These latter workers first reported such varied photo reactions as the photoisomerization of carvenone to carvone camphor, the photodimerization of stilbene, and the photoisomerization of o-nitrobenzal dehyde to o-nitrosobenzoic acid; yet organic chemists continued for another fifty years or so to rely almost wholly on thermal rather than photochemical methods of activation in organic synthesis-truly a dark age. When my colleagues and I first began in the 1950s to study the synthetic possibilities of photoexcitation in the chemistry of benzene and its derivatives, virtually all the prior reports had indicated that benzene was stable to ultraviolet radiation. Yet I think it fair to say that more different types of photoreactions than thermal reactions of the benzene ring are now known. Comparable growth of knowledge has occurred in other branches of organic photochemistry, and photochemical techniques have in particular made possible or simplified the synthesis of numerous highly strained organic molecules.

Download or read book Organic Photochemistry written by Albert Padwa and published by Routledge. This book was released on 2017-10-02 with total page 468 pages. Available in PDF, EPUB and Kindle. Book excerpt: Organic photochemistry is the science arising from the application of photochemicalmethods to organic chemistry and organic chemical methods to photochemistry. It is aninterdisciplinary frontier.Intense activity in organic photochemistry in the last decade has produced so vast anaccumulation of factual knowledge that chemists in general have viewed it with awe.Even those chemists engaged in the study of organic photochemistry will find the rate ofdevelopment in the field perplexing to a high degree. This series originated to fill theneed for a critical summary of this vigorously expanding field with the purpose ofdrawing together seemingly unrelated facts, summarizing progress, and clarifyingproblems.Volume 11 continues to fulfill the original, essential role of this unique series byproviding a convenient review of the structural aspects of organic photochemistry. Aswith earlier volumes, this new book offers the research findings of distinguishedauthorities. It stresses timely aspects of organic photochemistry-previously scatteredthroughout the large body of literature-for which necessary critical review has beenlacking.This volume of the series emphasizes the mechanistic details of the di-n:-methanerearrangement . .. the synthetic aspects of the oxadi-n:-methane reaction ... thephotochemistry of carbenium ions and related species .. . photoinduced hydrogen atomabstraction by carbonyl compounds ... and matrix photochemistry of nitrenes, carbenes,and excited triplet states. Complete with numerous illustrations and bibliographiccitations of the literature, this book explores these important processes to the advantageof organic chemists, as an aid to research and as a source for supplementary knowledgeon particular topics .

Download or read book Photochemistry written by Ian Dunkin and published by Royal Society of Chemistry. This book was released on 2005 with total page 298 pages. Available in PDF, EPUB and Kindle. Book excerpt: Robert Oppenheimer was among the most brilliant and divisive of men. As head of the Los Alamos Laboratory, he oversaw the successful effort to beat the Nazis in the race to develop the first atomic bomb--a breakthrough that was to have eternal ramifications for mankind and that made Oppenheimer the "Father of the Atomic Bomb." But with his actions leading up to that great achievement, he also set himself on a dangerous collision course with Senator Joseph McCarthy and his witch-hunters. In "Robert Oppenheimer: A Life Inside the Center," Ray Monk, author of peerless biographies of Ludwig Wittgenstein and Bertrand Russell, goes deeper than any previous biographer in the quest to solve the enigma of Oppenheimers motivations and his complex personality. The son of German-Jewish immigrants, Oppenheimer was a man of phenomenal intellectual attributes, driven by an ambition to overcome his status as an outsider and penetrate the heart of political and social life. As a young scientist, his talent and drive allowed him to enter a community peopled by the great names of twentieth-century physics--men such as Niels Bohr, Max Born, Paul Dirac, and Albert Einstein--and to play a role in the laboratories and classrooms where the world was being changed forever, where the secrets of the universe, whether within atomic nuclei or collapsing stars, revealed themselves. But Oppenheimers path went beyond one of assimilation, scientific success, and world fame. The implications of the discoveries at Los Alamos weighed heavily upon this fragile and complicated man. In the 1930s, in a climate already thick with paranoia and espionage, he made suspicious connections, and in the wake of the Allied victory, his attempts to resist the escalation of the Cold War arms race led many to question his loyalties. Through compassionate investigation and with towering scholarship, Ray Monks "Robert Oppenheimer" tells an unforgettable story of discovery, secrecy, impossible choices, and unimaginable destruction.

Download or read book CRC Handbook of Organic Photochemistry and Photobiology Volumes 1 2 written by William M. Horspool and published by CRC Press. This book was released on 2003-09-29 with total page 2898 pages. Available in PDF, EPUB and Kindle. Book excerpt: The second edition of this best-selling handbook is bigger, more comprehensive, and now completely current. In addition to thorough updates to the discussions featured in the first edition, this edition includes 66 new chapters that reflect recent developments, new applications, and emerging areas of interest. Within the handbook's 145 critically r

Download or read book Photochemistry written by Stefano Protti and published by Royal Society of Chemistry. This book was released on 2020-11-09 with total page 495 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume combines reviews on the latest advances in photochemical research with specific topical highlights in the field. Starting with periodical reports of the recent literature on organic and computational aspects including reports on computational photochemistry and chemiluminescence of biological and nanotechnological molecules, photochemistry of alkenes, dienes and polyenes, aromatic compounds and oxygen-containing functions. The final chapter of this section is a review of industrial application of photochemistry from 2014 to 2019. Coverage continues with highlighted topics, in the second part, from ruthenium-caged bioactive compounds, advances in logically and light induced systems, developments of metal-free photocatalysts, photoresponsive organophosphorus materials and applications of photo-fragmentation in synthesis, photo-click chemistry and azo-based molecular photoswitches. This volume will again include a section entitled ‘SPR Lectures on Photochemistry’, a collection of examples for academic readers to introduce a photochemistry topic and precious help for students in photochemistry. Providing critical analysis of the topics, this book is essential reading for anyone wanting to keep up to date with the literature on photochemistry and its applications. "A certain amount of energy destroys the same amount of CO2 according to the whether it is administered continuously or intermittently. In order to rationalize this result there are two possibilities, either the destruction of CO2 further occurred in the dark periods, which would lead to the same form of energy storing form, or in the illuminated period the reaction goes at twice the rate." O. Warburg, Biochem. Z., 1919, 100, 230–270.

Download or read book Organic Redox Chemistry written by Jun-Ichi Yoshida and published by John Wiley & Sons. This book was released on 2022-03-07 with total page 260 pages. Available in PDF, EPUB and Kindle. Book excerpt: Organic Redox Chemistry Explore the most recent advancements and synthesis applications in redox chemistry Redox chemistry has emerged as a crucial research topic in synthetic method development. In Organic Redox Chemistry: Chemical, Photochemical and Electrochemical Syntheses, some key researchers in this field, including editors Dr. Frédéric W. Patureau and the late Dr. Jun-Ichi Yoshida, deliver an insightful exploration of this rapidly developing topic. This book highlights electron transfer processes in synthesis by using different techniques to initiate them, allowing for a multi-directional perspective in organic redox chemistry. Covering a wide array of the important and recent developments in the field, Organic Redox Chemistry will earn a place in the libraries of chemists seeking a one-stop resource that compares chemical, photochemical, and electrochemical methods in organic synthesis.