Journal ArticleDOI
Rhodium‐Catalyzed Dynamic Kinetic Asymmetric Transformations of Racemic Allenes by the [3+2] Annulation of Aryl Ketimines
Duc N. Tran,Nicolai Cramer +1 more
TLDR
Racemization required: Rhodium(I)-catalyzed C-H activation directed by unprotected ketimines initiates selective [3+2] cycloaddition with allenes, providing access to highly substituted indenylamines.Abstract:
Keywords: allenes ; asymmetric catalysis ; CH activation ; DYKAT ; rhodium Reference EPFL-ARTICLE-190184doi:10.1002/anie.201304919View record in Web of Science Record created on 2013-11-04, modified on 2017-05-12read more
Citations
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Journal ArticleDOI
Transition metal-catalyzed C–H bond functionalizations by the use of diverse directing groups
TL;DR: In this article, a review of the development of utilizing functionalities as directing groups for the construction of C-C and C-hetero bonds via C-H activation using various transition metal catalysts is presented.
Journal ArticleDOI
Catalytic Enantioselective Transformations Involving C-H Bond Cleavage by Transition-Metal Complexes.
TL;DR: This analysis comprehensively review all asymmetric transition-metal-catalyzed methodologies that are believed to proceed via an inner-sphere-type mechanism, with an emphasis on the nature of stereochemistry generation.
Journal ArticleDOI
Recent development of direct asymmetric functionalization of inert C–H bonds
Chao Zheng,Shu-Li You +1 more
TL;DR: The area of direct asymmetric functionalization of inert C-H bonds has attracted considerable attention in recent years as discussed by the authors, and a lot of strategies have emerged including asymmetric C−H bond insertion by metal carbenoids or analogs, cross dehydrogenative coupling, [1,5]-hydride transfer, C-h bond functionalization involving a transient metal-carbon species and other miscellaneous methods.
Journal ArticleDOI
Metal-Catalyzed Annulations through Activation and Cleavage of C-H Bonds.
Moisés Gulías,José L. Mascareñas +1 more
TL;DR: The exponential increase in the number of catalytic transformations that involve a metal-promoted activation of hitherto considered inert C-H bonds is promoting a fundamental change in the field of synthetic chemistry.
Journal ArticleDOI
Advances in Stereoconvergent Catalysis from 2005 to 2015: Transition-Metal-Mediated Stereoablative Reactions, Dynamic Kinetic Resolutions, and Dynamic Kinetic Asymmetric Transformations
TL;DR: This Review summarizes major advances in nonenzymatic, transition-metal-promoted dynamic asymmetric transformations reported between 2005 and 2015.
References
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Journal ArticleDOI
Palladium-Catalyzed Ligand-Directed C−H Functionalization Reactions
TL;DR: This is the first comprehensive review encompassing the large body of work in this field over the past 5 years, and will focus specifically on ligand-directed C–H functionalization reactions catalyzed by palladium.
Journal ArticleDOI
Palladium(II)-catalyzed C-H activation/C-C cross-coupling reactions: versatility and practicality.
TL;DR: A review of palladium-catalyzed coupling of CH bonds with organometallic reagents through a PdII/Pd0 catalytic cycle can be found in this paper.
Journal ArticleDOI
Rhodium-Catalyzed C-C Bond Formation via Heteroatom-Directed C-H Bond Activation
TL;DR: This review focuses on Rh-catalyzed methods for C-H bond functionalization, which have seen widespread success over the course of the last decade and are discussed in detail in the accompanying articles in this special issue of Chemical Reviews.
Journal ArticleDOI
Aryl-aryl bond formation by transition-metal-catalyzed direct arylation.
TL;DR: A number of improvements have developed the former process into an industrially very useful and attractive method for the construction of aryl -aryl bonds, but the need still exists for more efficient routes whereby the same outcome is accomplished, but with reduced waste and in fewer steps.
Journal ArticleDOI
C–C, C–O and C–N bond formation via rhodium(III)-catalyzed oxidative C–H activation
Guoyong Song,Fen Wang,Xingwei Li +2 more
TL;DR: The facile construction of C-E (E = C, N, S, or O) bonds makes Rh(III) catalysis an attractive step-economic approach to value-added molecules from readily available starting materials.
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Rhodium-Catalyzed C-C Bond Formation via Heteroatom-Directed C-H Bond Activation
A tunable class of chiral Cp ligands for enantioselective rhodium(III)-catalyzed C-H allylations of benzamides.
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