نتایج جستجو برای: cross coupling reaction

تعداد نتایج: 1020892  

2013
Ivan Rivilla W. M. C. Sameera Eleuterio Alvarez M. Mar Díaz-Requejo Feliu Maseras Pedro J. Pérez

We examined the ability of TpM (Tp = hydrotris(pyrazolyl)borate ligand; M = Cu and Ag) and IPrMCl (IPr = 1,3-bis(diisopropylphenyl)imidazol-2-ylidene; M = Cu, Ag, Au) complexes as catalyst precursors for the cross-coupling of diazo compounds. Experimental data showed that the metal centre can be tuned with the appropriate selection of the ligand to yield either the homoor hetero-coupling (cross...

Journal: :Molecules 2013
Marco Blangetti Heléna Rosso Cristina Prandi Annamaria Deagostino Paolo Venturello

Since the first report and due to its handiness and wide scope, the Suzuki-Miyaura (SM) cross coupling reaction has become a routine methodology in many laboratories worldwide. With respect to other common transition metal catalyzed cross couplings, the SM reaction has been so far less exploited as a tool to introduce an acyl function into a specific substrate. In this review, the various appro...

Journal: :Chemical communications 2014
Jesús González Luis A López Rubén Vicente

Inexpensive, less-toxic ZnCl2 serves as the catalyst for selective cross-coupling of enynones and diazo compounds, an unprecedented reaction pathway for zinc carbenoids. A cascade sequence comprising formal cyclization/cross-coupling leads to a variety of 2-alkenylfurans.

Journal: :journal of nanostructures 2015
h. khojasteh v. mirkhani m. moghadam s. tangestaninejad i. mohammadpoor-baltork

palladium is the best metal catalyst for suzuki cross coupling reaction for synthesize of unsymmetrical biaryl compounds. but its high cost limits its application in wide scale. using of nanoscale particles as active catalytic cites is a good approach for reducing needed noble metal. by loading precious nanoparticles on magnetic nanocores as a support, recycling and reusing of catalyst will be ...

Journal: :Journal of Synthetic Organic Chemistry, Japan 2010

Journal: :ChemElectroChem 2021

Dehydrogenative phenol-arene cross-coupling by direct anodic oxidation is a promising alternative to reductive cross-coupling, especially for construction of smaller molecules. The reaction pathway via phenoxyl radicals allows unusual regioselectivity. Nevertheless, the numerous electrolysis parameters pose challenge optimization, as they determine yield and selectivity reaction. Using design e...

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