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Discrimination of Mobile Supramolecular Chirality: Acylative Molecular Transformations by Organocatalysis, Imayoshi Ayumi


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Автор: Imayoshi Ayumi
Название:  Discrimination of Mobile Supramolecular Chirality: Acylative Molecular Transformations by Organocatalysis
ISBN: 9789811674303
Издательство: Springer
Классификация:




ISBN-10: 9811674302
Обложка/Формат: Hardcover
Страницы: 104
Вес: 0.33 кг.
Дата издания: 25.12.2021
Серия: Springer theses
Язык: English
Издание: 1st ed. 2022
Иллюстрации: 35 illustrations, color; 28 illustrations, black and white; xiv, 87 p. 63 illus., 35 illus. in color.
Размер: 23.39 x 15.60 x 0.79 cm
Читательская аудитория: Professional & vocational
Подзаголовок: Acylative molecular transformations by organocatalysis
Ссылка на Издательство: Link
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Поставляется из: Германии
Описание: This book proposes a novel concept for molecular recognition. In the field of asymmetric synthesis approaching the mature science, asymmetric discrimination and catalytic synthesis of chiral supramolecules still stand as unsolved problems. The extreme difficulty in asymmetric synthesis of such supramolecules may result from the mobile nature of supramolecular chirality. Here the author shows the first highly enantioselective synthesis of mechanically chiral supramolecules. In the presence of a chiral organocatalyst, a mechanically planar chiral rotaxane was obtained with p erfect enantiopurity (>99% ee) with an excellent selectivity. The dynamic and flexible recognition mode enabled asymmetric synthesis of supramolecules with conformational flexibility and mobility. The recognition mode of the catalyst is a contrast to the traditional static and rigid recognition mode of the typical conventional catalysts. The concept of dynamic molecular recognition will be adopted as a novel concept in a wide range of fields beyond the field of organic chemistry, including material chemistry, biochemistry, and medicinal chemistry.
Дополнительное описание: Introduction.- Mechanistic Study of Organocatalytic Chemoselective Monoacylation of 1,5-Pentanediol.- Discrimination of Mobile Supramolecular Chirality: Kinetic Resolution of Topologically Chiral Racemic Rotaxanes by Organocatalysis.- Conclusion and Persp



Quaternary Ammonium Salts in Organocatalysis

Автор: Jean-Francois Briere
Название: Quaternary Ammonium Salts in Organocatalysis
ISBN: 1785481274 ISBN-13(EAN): 9781785481277
Издательство: Elsevier Science
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Цена: 9348.00 р.
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Описание: For over 150 years Britain`s railways have relied on a system of semaphore signalling, but by 2020, all semaphore signals and lineside signal boxes will be gone. This book provides a pictorial record of the last operational signalling and infrastructure on Britain`s railway network, as it applied to the former London, Midland and Scottish Railway.

Fundamentals Of Supramolecular Chirality

Автор: Alessandro D`urso, Maria Elena Fragala, Roberto Purrello
Название: Fundamentals Of Supramolecular Chirality
ISBN: 1800610246 ISBN-13(EAN): 9781800610248
Издательство: World Scientific Publishing
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Цена: 14256.00 р.
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Описание:

Fundamentals of Supramolecular Chirality is a critical description of the start and advancement of supramolecular chirality. This book focuses on the noncovalent approach with some supplementary examples of covalent supramolecular chirality.


This contribution to supramolecular chirality is not intended to be a mere catalogue and description of the work done. It also traces a philosophical path following the development and possible perspectives of this topic, providing not a review but a critical examination of the field.

Asymmetric Organocatalysis

Автор: Benjamin List
Название: Asymmetric Organocatalysis
ISBN: 3642028144 ISBN-13(EAN): 9783642028144
Издательство: Springer
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Цена: 49631.00 р.
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Organocatalysis

Автор: Manfred Reetz; Benjamin List; Stefan Jaroch; Hilma
Название: Organocatalysis
ISBN: 3642092616 ISBN-13(EAN): 9783642092619
Издательство: Springer
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Цена: 29209.00 р.
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Описание: This book provides an excellent overview on state-of-the-art of modern organocatalysis. It will be of interest to those who want a general overview of the topic, but also to those who want to learn more about the state-of-the-art, current trends and perspectives in this highly dynamic field of research.

Asymmetric Organocatalysis

Автор: Benjamin List
Название: Asymmetric Organocatalysis
ISBN: 3642262791 ISBN-13(EAN): 9783642262791
Издательство: Springer
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Цена: 49631.00 р.
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Organocatalysis: A Green Tool for Sustainable Developments

Автор: Bimal Krishna Banik, Bubun Banerjee
Название: Organocatalysis: A Green Tool for Sustainable Developments
ISBN: 3110737531 ISBN-13(EAN): 9783110737530
Издательство: Walter de Gruyter
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Цена: 39051.00 р.
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Описание:

Organocatalysis are an important tool for greener catalytic processes due to the lack of precious metals used. This book explores different organocatalysts and their use in synthesis. Topics covered include zwitterionic imidazolium salt catalysts, asymmetric catalysts in aqueous media, beaker yeast catalysis, organocatalysts for Aldol and Michael reactions, amino acid-based organocatalysts, and Bronsted acidic surfactant organocatalysts.

Organocatalysis: Stereoselective Reactions and Applications in Organic Synthesis

Автор: Maurizio Benaglia
Название: Organocatalysis: Stereoselective Reactions and Applications in Organic Synthesis
ISBN: 311058803X ISBN-13(EAN): 9783110588033
Издательство: Walter de Gruyter
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Цена: 24909.00 р.
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Описание:

Organocatalysis is considered today one of the three pillars in asymmetric catalysis, along with biocatalysis and organometallic catalysis. The current book gives an overview of the new reactions, the catalysts and their activation strategies reported in recent years. In addition, the applications of organocatalysis in total synthesis, radical reactions, flow chemistry and industrial practice are discussed.


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