Results 1 to 10 of about 6,557,444 (383)

Low-Valent-Tungsten-Catalyzed Aerobic Oxidative Cross-Dehydrogenative Coupling Reaction [PDF]

open access: yesMolecules, 2023
A straightforward and convenient protocol was established for the synthesis of thiophosphates and 3-sulfenylated indoles via low-valent-tungsten-catalyzed aerobic oxidative cross-dehydrogenative coupling reactions.
Chunsheng Li   +4 more
doaj   +2 more sources

A stereospecific phenol coupling reaction [PDF]

open access: greenJournal of the American Chemical Society, 1976
Ben L. Feringa, Hans Wynberg
openalex   +4 more sources

Rhodium-catalyzed homo-coupling reaction of aryl Grignard reagents and its application for the synthesis of an integrin inhibitor [PDF]

open access: yesBeilstein Journal of Organic Chemistry
A novel Rh-catalyzed one-pot homo-coupling reaction of aryl Grignard reagents was achieved. The reaction with bromobenzenes having an electron-donating group or a halogen substituent gave the corresponding homo-coupling products in good yields, although ...
Kazuyuki Sato   +8 more
doaj   +2 more sources

Mechanistic Aspects of the Palladium‐Catalyzed Suzuki‐Miyaura Cross‐Coupling Reaction

open access: yesChemistry, 2021
The story of C−C bond formation includes several reactions, and surely Suzuki‐Miyaura is among the most outstanding ones. Herein, a brief historical overview of insights regarding the reaction mechanism is provided.
M. C. D’Alterio   +5 more
semanticscholar   +1 more source

The preparation of " salicylic acid azo 2,2,4,4 tetrahydroxybenzophenon" dye using Dowex in the acidic form as a catalyst

open access: yesTikrit Journal of Pure Science, 2023
The preparation of azo dye derivative  from " p- amino Salicylic acid " through preparation diazonium salt from aromatic amine followed by coupling reaction with (2,2,4,4-tetrahydroxybenzophenonto) was carried out to give (salicylic acid azo 2,2,4,4 ...
Ammar A. Dawood   +2 more
doaj   +1 more source

Lewis acid-mediated Suzuki–Miyaura cross-coupling reaction

open access: yesNature Catalysis, 2021
The palladium-catalysed Suzuki–Miyaura cross-coupling reaction of organohalides and organoborons is a reliable method for carbon–carbon bond formation.
Takashi Niwa   +7 more
semanticscholar   +1 more source

Trichloroacetimidate-Triggered Expeditious and Novel Synthesis of N-Acylbenzotriazoles

open access: yesSynOpen, 2021
A facile route for the synthesis of a diverse range of N-acylbenzotriazole derivatives from the corresponding carboxylic acids has been established through a carbonyl activation pathway.
Mangal S. Yadav   +3 more
doaj   +1 more source

Magnetic-Core–Shell–Satellite Fe3O4-Au@Ag@(Au@Ag) Nanocomposites for Determination of Trace Bisphenol A Based on Surface-Enhanced Resonance Raman Scattering (SERRS)

open access: yesNanomaterials, 2022
As a typical representative of endocrine-disrupting chemicals (EDCs), bisphenol A (BPA) is a common persistent organic pollutant in the environment that can induce various diseases even at low concentrations.
Jie Huang   +8 more
doaj   +1 more source

N-Heterocyclic Carbene Silver Complex Modified Polyacrylonitrile Fiber/MIL-101(Cr) Composite as Efficient Chiral Catalyst for Three-Component Coupling Reaction

open access: yesNanomaterials, 2022
Complex asymmetric synthesis can be realized by the chiral induction of amino acids in nature. It is of great significance to design a new biomimetic catalytic system for asymmetric synthesis.
Ningning Xin   +8 more
doaj   +1 more source

Copper-Catalyzed Difluoroalkylation Reaction

open access: yesMolecules, 2022
This review describes recent advances in copper-catalyzed difluoroalkylation reactions. The RCF2 radical is generally proposed in the mechanism of these reactions.
Dao-Qing Dong   +12 more
doaj   +1 more source

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