Cyclodextrin Chemistry

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Release : 2012-12-06
Genre : Science
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Book Rating : 429/5 ( reviews)

Cyclodextrin Chemistry - 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 Cyclodextrin Chemistry write by M. L. Bender. This book was released on 2012-12-06. Cyclodextrin Chemistry available in PDF, EPUB and Kindle. Chemistry was at one time completely described in terms of collision theo ry, in which one molecule collided with another, sometimes producing reac tion. Then came the realization that enzymes which are highly efficient ca talysts, work by way of prior complexation, often stereospecific, which is then followed by chemical reaction. Thus, systems that exhibit "host-guest" relationships, i.e., that show complexing are being looked at an ever in creasing frequency. The cyclodextrins are the first and probably the most important example of compounds that exhibits complex formation. This is a book about the cyclodextrins. There are of course other compounds that exhibit "host-guest" relationships and thus bind other organic molecules, but so far they have not achieved the importance of the cyclodextrins. By their name it is obvious that cyclodextrins are cyclic compounds. The complexes that they form are therefore cyclic inclusion complexes. Because the complexes are cyclic in nature, complexation can be very strong, as op posed to 1t-complex, electrostatic, or apolar complexes in which complex formation is two-dimensional rather than three-dimensional. Cyclodextrins turn out to be excellent models of enzymes. This is proba bly not fortuitous because they were first sought since it was discovered that the principal binding in the enzyme chymotrypsin was a cyclic inclusion complex. Cyclodextrins can do more than form cyclic inclusion complexes, they can catalyze as well. But catalysis always occurs after complex formation.

Cyclodextrin Chemistry

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Author :
Release : 2013
Genre : Science
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Book Rating : 801/5 ( reviews)

Cyclodextrin Chemistry - 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 Cyclodextrin Chemistry write by Zheng-Yu Jin. This book was released on 2013. Cyclodextrin Chemistry available in PDF, EPUB and Kindle. Cyclodextrin Chemistry covers the preparation of cyclodextrins and cyclodextrin derivatives (CDs), and their applications in industrial and non-industrial areas. An overall theme in the book is the screening of cyclodextrin glycosyltransferase (CGTase), the preparation of sugar-branched cyclodextrins and CDs, and the use of CDs for reconstructing various supermolecule systems. The specific content also includes preparation methods, spectroscopy techniques for CDs analysis, and potential applications in food packaging, nutrient fortification, medicine, cosmetics, textiles, chemicals, feed, agriculture, and environment. It summarizes the research merit of CDs in the past twenty years and also emphasizes hot topics and important areas of cyclodextrin chemistry in the future. Contents: Introduction (Jun-Rong Huang, Hai-Ning Zhuang and Zheng-Yu Jin); Enzymes in Preparing Cyclodextrins (Sheng-Jun Wu, Xiu-Ting Hu, Jin-Moon Kim and Jing Chen); Preparation and Analysis of Cyclodextrin (An-Wei Cheng, Jin-Peng Wang and Zheng-Yu Jin); Preparation of Branched-Cyclodextrins (Xing Zhou, Yao-Qi Tian and Zheng-Yu Jin); Preparation and Analysis of Cyclodextrin Derivatives (Chao Yuan, Yu-Xiang Bai and Zheng-Yu Jin); Basic Application of Cyclodextrins in Supermolecule Chemistry (Tao Feng, Ai-Quan Jiao and Zheng-Yu Jin); Use of Cyclodextrins in Food, Pharmaceutical and Cosmetic Industries (Yao-Qi Tian, Xing Zhou and Zheng-Yu Jin); Application of Cyclodextrins in Non-industrial Areas (Xue-Hong Li and Zheng-Yu Jin). Readership: Researchers and technicians in food, pharmaceutical, cosmetic and chemical industries, as well as in non-industry areas such as agriculture and environmental engineering, supermolecule and analytical chemistry.

Cyclodextrins and Their Complexes

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Release : 2006-08-21
Genre : Science
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Book Rating : 443/5 ( reviews)

Cyclodextrins and Their 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 Cyclodextrins and Their Complexes write by Helena Dodziuk. This book was released on 2006-08-21. Cyclodextrins and Their Complexes available in PDF, EPUB and Kindle. Offering comprehensive and up-to-date know-how in one compact book, an experienced editor and top authors cover every aspect of these important molecules from molecular recognition to cyclodextrins as enzyme models. Chapters include reactivity and chemistry, chromatography, X-ray, NMR plus other physicochemical methods, as well as model calculations, rotaxane and catenane structures, and applications in the pharmaceutical industry. The book also discusses other applications such as in the cosmetics, toiletries, textile and wrapping industries, agrochemistry, electrochemical sensors, and devices. A must for everyone working with these substances.

Cyclodextrin Fundamentals, Reactivity and Analysis

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Release : 2018-04-26
Genre : Science
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Book Rating : 595/5 ( reviews)

Cyclodextrin Fundamentals, Reactivity and 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 Cyclodextrin Fundamentals, Reactivity and Analysis write by Sophie Fourmentin. This book was released on 2018-04-26. Cyclodextrin Fundamentals, Reactivity and Analysis available in PDF, EPUB and Kindle. This book is the first volume of two volumes on cyclodextrins published in the series Environmental Chemistry for a Sustainable World. After a brief description of the cyclodextrin fundamentals, the first chapter by Grégorio Crini et al. provides an overview of cyclodextrin research during the last 5 years. The second chapter by Michal Řezanka discusses the synthesis of novel cyclodextrin systems by selective modifications. Then Eric Monflier et al. describes the synthesis of nanostructured porous materials based on cyclodextrins, and applications in heterogeneous catalysis and photocatalysis. The use of thermal analyses for assessing cyclodextrin inclusion complexes is reviewed in chapter 4 by Daniel Hădărugă et al. Experimental methods for measuring binding constants of cyclodextrin inclusion compounds are presented by David Landy. The second volume reviews cyclodextrin applications in medicine, food, environment and liquid crystals.

Cyclodextrin Technology

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Release : 1988-08-31
Genre : Science
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Book Rating : 147/5 ( reviews)

Cyclodextrin Technology - 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 Cyclodextrin Technology write by J. Szejtli. This book was released on 1988-08-31. Cyclodextrin Technology available in PDF, EPUB and Kindle.