Indoles

Indoles

Author: Richard J. Sundberg

Publisher: Elsevier

Published: 1996-05-28

Total Pages: 193

ISBN-13: 0080534619

DOWNLOAD EBOOK

Indoles continue to be of great interest to the pharmaceutical industry and at the current time several thousand specific new derivatives are reported annually. Research has been driven by the wide range of indole derivatives which occur in nature and through the biological activity of many indole derivatives, of both natural and synthetic origin.This book provides a systematic guide to the most useful and important reactions in the field for both synthesis and synthetic modification of the indole ring. While including the most recently developed and promising methods, it also updates informationavailable on classical methods to give the reader an up-to-date and comprehensive view of the subject. The methods are illustrated by procedures drawn from the literature and by tables including examples chosen to indicate both the scope of applicabilityand variations in methodology. The organization of the book is based on the retrosynthetic concept of identifying the bond(s) formed in the reaction, which in turn identifies potential starting materials. - Includes systematic summaries of the most important methods for the construction of indoles from aromatic precursors - Discusses methods for preparing indoles by annelation of pyrroles - Covers methods for adding or modifying substituent groups, including methods for introducing the tryptamine and tryptophan side-chainsExamines reduction/oxidation reactions that are specific for indoles - Considers use of cycloaddition reactions for synthetic elaboration of indoles


The Chemistry of Indoles

The Chemistry of Indoles

Author: Richard Sundberg

Publisher: Elsevier

Published: 2012-12-02

Total Pages: 505

ISBN-13: 0323147860

DOWNLOAD EBOOK

Organic Chemistry, Volume 18: The Chemistry of Indoles discusses the chemistry of indole derivatives. This book explores the potent biological activity of several indole derivatives and explains the structure of indole alkaloids. Organized into 10 chapters, this monograph starts with an overview of the most important types of reactions of the indole ring on a mechanical basis. This text then proceeds to review the methods of synthesizing indoles and describes the oxidations and rearrangements of indole derivatives. Other chapters explore the special features of the synthesis and reactivity of hydroxyindoles, acylindoles, and aminoindoles. This book discusses as well the properties of carboxyl groups, which is substituted on the benzenoid ring of the indole nucleus that is typical of aromatic carboxylic acids. The final chapter deals with the certain classes of indoles that are found in nature. Chemists, researchers, and readers interested in the chemistry of indoles will find this book extremely useful.


Indole Ring Synthesis

Indole Ring Synthesis

Author: Gordon W. Gribble

Publisher: John Wiley & Sons

Published: 2016-08-08

Total Pages: 704

ISBN-13: 0470512180

DOWNLOAD EBOOK

Of the myriad of heterocycles known to man, the indole ring stands foremost for its remarkably versatile chemistry, its enormous range of biological activities, and its ubiquity in the terrestrial and marine environments. The indole ring continues to be discovered in natural products and to be employed in man-made pharmaceuticals and other materials. Given the enormous resurgence in indole ring synthesis over the past decade — highlighted by the power of transition metal catalysis — this authoritative guide addresses the need for a comprehensive presentation of the myriad of methods for constructing the indole ring, from the ancient to the modern, and from the obscure to the well-known. Following presentation of the classic indole ring syntheses and many newer methods, coverage continues with indole ring syntheses via pyrroles, indolines, oxindoles, isatins, radical and photochemical reactions, aryne cycloadditions. This extensive volume concludes with the modern transition metal–catalyzed indole ring syntheses that utilize copper, palladium, rhodium, gold, ruthenium, platinum, and other metals to fashion the indole ring Indole Ring Synthesis is a comprehensive, authoritative and up-to-date guide to the synthesis of this important heterocycle for organic chemists, pharmaceutical researchers and those interested in the chemistry of natural products.


Cruciferous Vegetables, Isothiocyanates and Indoles

Cruciferous Vegetables, Isothiocyanates and Indoles

Author: International Agency for Research on Cancer

Publisher: IARC

Published: 2004

Total Pages: 282

ISBN-13: 9789283230090

DOWNLOAD EBOOK

This publication sets outs the findings of an IARC Working Group, held in Lyon, France in November 2003, which considered the benefits of a diet rich in cruciferous vegetables in helping to reduce the risk of various cancers. Cruciferous vegetables, such as broccoli, cabbage, cauliflower, watercress and brussel sprouts, contain substantial amounts of compounds which have been shown to inhibit the growth of cancers. This publication reviews current knowledge on the topic, including data from human, experimental and mechanistic studies, as well as making recommendations for future research and public health policy options.


Comprehensive Natural Products III

Comprehensive Natural Products III

Author:

Publisher: Elsevier

Published: 2020-07-22

Total Pages: 4266

ISBN-13: 0081026919

DOWNLOAD EBOOK

Comprehensive Natural Products III, Third Edition, Seven Volume Set updates and complements the previous two editions, including recent advances in cofactor chemistry, structural diversity of natural products and secondary metabolites, enzymes and enzyme mechanisms and new bioinformatics tools. Natural products research is a dynamic discipline at the intersection of chemistry and biology concerned with isolation, identification, structure elucidation, and chemical characteristics of naturally occurring compounds such as pheromones, carbohydrates, nucleic acids and enzymes. This book reviews the accumulated efforts of chemical and biological research to understand living organisms and their distinctive effects on health and medicine and to stimulate new ideas among the established natural products community. Provides readers with an in-depth review of current natural products research and a critical insight into the future direction of the field Bridges the gap in knowledge by covering developments in the field since the second edition published in 2010 Split into 7 sections on key topics to allow students, researchers and professionals to find relevant information quickly and easily Ensures that the knowledge within is easily understood by and applicable to a large audience


Heterocyclic Scaffolds II:

Heterocyclic Scaffolds II:

Author: Gordon W. Gribble

Publisher: Springer Science & Business Media

Published: 2010-10-09

Total Pages: 498

ISBN-13: 3642157327

DOWNLOAD EBOOK

Richard J. Sundberg Electrophilic Substitution Reactions of Indoles Tara L.S. Kishbaugh Reactions of Indole with Nucleophiles Erin Pelkey Metalation of Indole Jie Jack Li ∙ Gordon W. Gribble Metal-Catalyzed Cross-Coupling Reactions for Indoles Jeanese C. Badenock Radical Reactions of Indole Fariborz Firooznia ∙ Robert F. Kester ∙ Steven J. Berthel [2+2], [3+2] and [2+2+2] Cycloaddition Reactions of Indole Derivatives Robert F. Kester ∙ Steven J. Berthel ∙ Fariborz Firooznia [4+2] Cycloaddition Reactions of Indole Derivatives Jonathon S. Russel Oxindoles and Spirocyclic Variations: Strategies for C3 Functionalization Liangfeng Fu Advances in the Total Syntheses of Complex Indole Natural Products


Indole

Indole

Author: Bridget Pratt

Publisher:

Published: 2019-03-12

Total Pages: 160

ISBN-13: 9781536147773

DOWNLOAD EBOOK

In the foremost chapter of Indole: Synthesis, Functions and Reactions, derivatives of hydrogenated pyrido[4,3-b]indoles as potential neuroprotectors have been synthesized. Different substituents were introduced into position 8 of the carboline fragment of the molecule: methyl-, methoxy-, fluorine- and chlorine-ones. Biological tests have shown that all the studied compounds can modulate glutamate-dependent uptake of calcium ions in rats cerebral cortex synaptosomes. The authors go on to discuss how mushrooms and their mycelia from in vitro cultures have become increasingly common study subjects due to their health-promoting potential. The most frequently demonstrated properties of these mushrooms include antioxidative, anticancer, anti-inflammatory, immunostimulatory and anti-depressive effects. This activity stems from numerous mushroom metabolites, bioelements and physiologically active substances, including indole compounds. The final chapter provides an overview of the diverse synthetic approaches to generate pyrimido[4,5-b]indoles. Pyrimido-indoles are tricyclic ring systems produced when an indole group is fused with a pyrimidine ring. Of the two possible isomers of this ring system, the pyrimido[4,5-b]indoles are of particular interest relative to pyrimido[5,4-b]indoles due to their presence in a wide range of pharmacologically active molecules.


Indoles, Volume 25, Part 1

Indoles, Volume 25, Part 1

Author: William J. Houlihan

Publisher: John Wiley & Sons

Published: 2009-09-15

Total Pages: 604

ISBN-13: 0470188405

DOWNLOAD EBOOK

The Chemistry of Heterocyclic Compounds, since its inception, has been recognized as a cornerstone of heterocyclic chemistry. Each volume attempts to discuss all aspects – properties, synthesis, reactions, physiological and industrial significance – of a specific ring system. To keep the series up-to-date, supplementary volumes covering the recent literature on each individual ring system have been published. Many ring systems (such as pyridines and oxazoles) are treated in distinct books, each consisting of separate volumes or parts dealing with different individual topics. With all authors are recognized authorities, the Chemistry of Heterocyclic Chemistry is considered worldwide as the indispensable resource for organic, bioorganic, and medicinal chemists.


Synthetic Methods of Indole Derivatives : Named Reactions used in the synthesis of Indole Derivatives

Synthetic Methods of Indole Derivatives : Named Reactions used in the synthesis of Indole Derivatives

Author: Kuldeep Singh

Publisher: Notion Press

Published:

Total Pages: 96

ISBN-13:

DOWNLOAD EBOOK

Indole is the foremost heterocyclic compound in the entire heterocyclic system. Some of the ring heterocyclics are formed when the benzene ring is fused to five or six-membered heterocyclic compounds at the second and third positions of the benzene ring. It may include indole, benzofuran, quinoline, isoquinoline. Indole plays an integral role in chemical, biological and pharmacological activities. Indole nuclei carry immense importance as it built proteins in the form of amino acid tryptophan and depicts the Skelton of indole alkaloids. Indole binds with high affinity with the multiple receptors. Due to its huge medical importance such as antimicrobial, antiproliferative, antiviral, antifungal, antioxidant, antidiabetic, antihistamine, anti-inflammatory, analgesic, anticancer, antitubercular, antihypertensive, antimalarial, anticholinesterase and many more indole is found to be invariably crucial to study. The medical importance of indole amuses researchers to synthesize diverse types of indole derivatives as it also flair some new therapeutic effects. Indole moiety is a subpart of radical scavengers are found commonly in the body. Indole not only has biological importance but also acquires so many industrial applications say dyes, flavor enhancers, agriculture etc. It also has a significant role in commodity markets.


Key Heterocycle Cores for Designing Multitargeting Molecules

Key Heterocycle Cores for Designing Multitargeting Molecules

Author: Om Silakari

Publisher: Elsevier

Published: 2018-06-11

Total Pages: 438

ISBN-13: 0081021054

DOWNLOAD EBOOK

Key Heterocycle Cores for Designing Multitargeting Molecules provides a helpful overview of current developments in the field. Following a detailed introduction to the manipulation of heterocycle cores for the development of dual or multitargeting molecules, the book goes on to describe specific examples of such developments, focusing on compounds such as Benzimidazole, Acridine, Flavones, Thiazolidinedione and Oxazoline. Drawing on the latest developments in the field, this volume provides a valuable guide to current approaches in the design and development of molecules capable of acting on multiple targets. Adapting the heterocyclic core of a single-target molecule can facilitate its development into an agent capable of acting on multiple targets. Such multi-targeting drugs have the potential to become essential components in the design of novel, holistic treatment plans for complex diseases, making the design of such active agents an increasingly important area of research. - Emphasizes the chemical development of heterocyclic nuclei, from single to multitargeting molecules - Provides chapter-by-chapter coverage of the key heterocyclic compounds used in synthesizing multitargeting agents - Outlines current trends and future developments in multitarget molecule design for the treatment of various diseases