Results 11 to 20 of about 90,097 (255)

Recent Advances in Noble Metal Nanocatalysts for Suzuki and Heck Cross-Coupling Reactions

open access: yesMolecules, 2010
Since metal nanoparticles have a high surface-to-volume ratio and very active surface atoms, they are very attractive catalysts for a wide variety of organic and inorganic reactions, compared to bulk catalysts.
Radha Narayanan
doaj   +1 more source

Catalysis by gold nanoparticles: carbon-carbon coupling reactions

open access: yesNanotechnology Reviews, 2013
Gold nanoparticles have been demonstrated to be efficient catalysts for a wide range of reactions in the past decades, such as oxidation and hydrogenation.
Li Gao, Jin Rongchao
doaj   +1 more source

Prospects and Applications of Palladium Nanoparticles in the Cross‐coupling of (hetero)aryl Halides and Related Analogues

open access: yesChemistryOpen, 2021
Discovering efficient methods for the formation of carbon‐carbon bonds is a central ongoing theme in organic synthesis. Cross‐coupling reactions catalysed by metal nanoparticles are attractive alternatives to the traditional use of metal counterparts due
Jude I. Ayogu, Efeturi A. Onoabedje
doaj   +1 more source

Beyond traditional defunctionalized cross-coupling reaction: scope, limitations, practicability & future prospects of recent electrochemical methodologies [PDF]

open access: yesRSC Advances
Cross-coupling reactions are the most reliable techniques in organic synthesis for constructing various C–C and C–heteroatom bonds, enabling the formation of complex molecular scaffolds with significant chemical and physical properties and their diverse ...
Shubhendu Dhara   +8 more
doaj   +1 more source

THE LATEST ADVANCEMENTS IN THE ACYLATION REACTIONS VIA CROSS-DEHYDROGENATIVE COUPLING AND/OR METAL CATALYSTS

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2017
There are quite many examples in the scientific literature regarding the acylation reactions, especially the metal-catalyzed acylation reactions, metal-free acylation reactions, metal-catalyzed acylation via cross-dehydrogenative coupling (CDC) reactions
Soykan Ağar, Ömer Tahir Günkara
doaj   +1 more source

Reações de acoplamento cruzado de organossilanos catalisadas por paládio: aspectos históricos, sintéticos e mecanísticos Palladium catalyzed cross coupling reactions of organosilicon compounds: historical, synthetic and mechanistic aspects

open access: yesQuímica Nova, 2007
The development of the palladium catalyzed cross-coupling reactions employing organosilicon compounds is described. Important synthetic methods utilized to prepare organosilicons and different types of cross-coupling reactions involving these compounds ...
Róbson R. Teixeira   +2 more
doaj   +1 more source

Nickel-Catalyzed Kumada Cross-Coupling Reactions of Benzylic Sulfonamides

open access: yesMolecules, 2021
Herein, we report a Kumada cross-coupling reaction of benzylic sulfonamides. The scope of the transformation includes acyclic and cyclic sulfonamide precursors that cleanly produce highly substituted acyclic fragments.
Kirsten A. Hewitt   +3 more
doaj   +1 more source

Naphthalene-2,6-diyl bis(4-methylbenzenesulfonate)

open access: yesIUCrData, 2018
The complete molecule of the title compound, C24H20O6S2, is generated by a crystallographic inversion centre at the middle of the naphthalene ring system.
Aleksandra Piontek   +2 more
doaj   +1 more source

4-Chloronaphthalen-1-yl 4-methylbenzenesulfonate

open access: yesIUCrData, 2018
In the title compound, C17H13ClO3S, the naphthalene ring system and the benzene ring of the tosylate substituent are inclined to one another by 55.32 (5)°.
Aleksandra Piontek   +2 more
doaj   +1 more source

N-Vinylation of Imidazole and Benzimidazole with a Paramagnetic Vinyl Bromide

open access: yesMolbank, 2018
An N-vinylation of imidazole and benzimidazole with a paramagnetic vinyl bromide was investigated. Among the tested procedures, Pd-catalyzed reaction was the most powerful one.
Györgyi Úr   +3 more
doaj   +1 more source

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