Direct construction of d3-methylated all-carbon quaternary stereocenters through carbene-catalyzed desymmetrization

Direct construction of d3-methylated all-carbon quaternary stereocenters through carbene-catalyzed desymmetrization
Title Direct construction of d3-methylated all-carbon quaternary stereocenters through carbene-catalyzed desymmetrization PDF eBook
Author Jingcheng Guo
Publisher OAE Publishing Inc.
Pages 11
Release 2023-07-19
Genre Science
ISBN

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The construction of d3-methylated all-carbon quaternary stereocenters has been successfully developed via carbene-catalyzed desymmetrization of prochiral d3-methylated oxindolyl 1,3-diketones. Three new stereogenic centers were efficiently constructed with satisfactory outcomes. Diverse spiro-polycyclic molecules with a d3-methylated all-carbon quaternary stereocenter were generated in good to excellent yields with good to excellent diastereoselectivities and excellent enantioselectivities. This reaction features a broad substrate scope, good functional-group tolerance, and easy scale-up.

N-Heterocyclic Carbenes in Organocatalysis

N-Heterocyclic Carbenes in Organocatalysis
Title N-Heterocyclic Carbenes in Organocatalysis PDF eBook
Author Akkattu T. Biju
Publisher John Wiley & Sons
Pages 440
Release 2019-01-07
Genre Science
ISBN 3527809058

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Summarizing the emerging field of N-heterocyclic carbenes used in organocatalysis, this is an excellent overview of the synthesis and applications of NHCs focusing on carbon-carbon and carbon-heteroatom bond formation. Alongside comprehensive coverage of the synthesis, characteristics and applications, this handbook and ready reference also includes chapters on NHCs for polymerization reactions and natural product synthesis.

Total Synthesis of Natural Products

Total Synthesis of Natural Products
Title Total Synthesis of Natural Products PDF eBook
Author Jie Jack Li
Publisher Springer Science & Business Media
Pages 292
Release 2013-03-14
Genre Science
ISBN 3642340652

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'Total Synthesis of Natural Products' is written and edited by some of today's leaders in organic chemistry. Eleven chapters cover a range of natural products, from steroids to alkaloids. Each chapter contains an introduction to the natural product in question, descriptions of its biological and pharmacological properties and outlines of total synthesis procedures already carried out. Particular emphasis is placed on novel methodologies developed by the respective authors and their research groups. This text is ideal for graduate and advanced undergraduate students, as well as organic chemists in academia and industry.

Applications of Transition Metal Catalysis in Drug Discovery and Development

Applications of Transition Metal Catalysis in Drug Discovery and Development
Title Applications of Transition Metal Catalysis in Drug Discovery and Development PDF eBook
Author Matthew L. Crawley
Publisher John Wiley & Sons
Pages 386
Release 2012-05-14
Genre Science
ISBN 1118309839

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This book focuses on the drug discovery and development applications of transition metal catalyzed processes, which can efficiently create preclinical and clinical drug candidates as well as marketed drugs. The authors pay particular attention to the challenges of transitioning academically-developed reactions into scalable industrial processes. Additionally, the book lays the groundwork for how continued development of transition metal catalyzed processes can deliver new drug candidates. This work provides a unique perspective on the applications of transition metal catalysis in drug discovery and development – it is a guide, a historical prospective, a practical compendium, and a source of future direction for the field.

Asymmetric Domino Reactions

Asymmetric Domino Reactions
Title Asymmetric Domino Reactions PDF eBook
Author Hélène Pellissier
Publisher Royal Society of Chemistry
Pages 519
Release 2013
Genre Science
ISBN 1849736510

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Accessible references for researchers and industrialists in this exciting field, covering both developments and applications of catalysis.

Iridium Catalysis

Iridium Catalysis
Title Iridium Catalysis PDF eBook
Author Pher G. Andersson
Publisher Springer Science & Business Media
Pages 244
Release 2011-01-05
Genre Science
ISBN 364215333X

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From the contents: Robert H Crabtree: Introduction and History. - Montserrat Diéguez, Oscar Pàmies and Carmen Claver: Iridium-catalysed hydrogenation using phosphorous ligands. - David H. Woodmansee and Andreas Pfaltz: Iridium Catalyzed Asymmetric Hydrogenation of Olefins with Chiral N,P and C,N Ligands. - Ourida Saidi and Jonathan M J Williams: Iridium-catalyzed Hydrogen Transfer Reactions. - John F. Bower and Michael J. Krische: Formation of C-C Bonds via Iridium Catalyzed Hydrogenation and Transfer Hydrogenation. - Jongwook Choi, Alan S. Goldman: Ir-Catalyzed Functionalization of CH Bonds. - Mark P. Pouy and John F. Hartwig: Iridium-Catalyzed Allylic Substitution. - Daniel Carmona and Luis A. Oro: Iridium-catalyzed 1.3-dipolar cycloadditions.

Practical Synthetic Organic Chemistry

Practical Synthetic Organic Chemistry
Title Practical Synthetic Organic Chemistry PDF eBook
Author Stéphane Caron
Publisher John Wiley & Sons
Pages 850
Release 2020-02-05
Genre Science
ISBN 1119448859

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This book is a hands-on guide for the organic chemist. Focusing on the most reliable and useful reactions, the chapter authors provide the information necessary for a chemist to strategically plan a synthesis, as well as repeat the procedures in the laboratory. Consolidates all the key advances/concepts in one book, covering the most important reactions in organic chemistry, including substitutions, additions, eliminations, rearrangements, oxidations, reductions Highlights the most important reactions, addressing basic principles, advantages/disadvantages of the methodology, mechanism, and techniques for achieving laboratory success Features new content on recent advances in CH activation, photoredox and electrochemistry, continuous chemistry, and application of biocatalysis in synthesis Revamps chapters to include new and additional examples of chemistry that have been demonstrated at a practical scale