نتایج جستجو برای: suzuki reaction

تعداد نتایج: 415790  

Journal: :Chemie Ingenieur Technik 2022

The combination of lab automation and design experiments for the execution screening increases productivity reduces error-prone manual work. A self-developed software tool allows creating fractional-factorial experimental (FFED). Application FFED on a Suzuki-Miyaura cross-coupling leads to 93 % reduced compared full-factorial design. resulting regression model qualitatively shows positive effec...

Journal: :Chemistry: A European Journal 2021

Among the different reactions that lead to formation of C−C bonds, Suzuki-Miyaura approach has a fundamental role, at level basic research and industrial applications. In particular, palladium is usually metal corresponding catalyst. The complexity reaction lies in individual steps cycle, as well generation catalytically active species. Here, through chronology from beginnings cross coupling, h...

Journal: :Molecules 2017
Gulraiz Ahmad Nasir Rasool Hafiz Mansoor Ikram Samreen Gul Khan Tariq Mahmood Khurshid Ayub Muhammad Zubair Eman Al-Zahrani Usman Ali Rana Muhammad Nadeem Akhtar Noorjahan Banu Alitheen

The present study describes palladium-catalyzed one pot Suzuki cross-coupling reaction to synthesize a series of novel pyridine derivatives 2a-2i, 4a-4i. In brief, Suzuki cross-coupling reaction of 5-bromo-2-methylpyridin-3-amine (1) directly or via N-[5-bromo-2-methylpyridine-3-yl]acetamide (3) with several arylboronic acids produced these novel pyridine derivatives in moderate to good yield. ...

Journal: :Catalysts 2023

A systematic synthetic study was performed to explain the usual trend in selectivity towards multi-coupling, over mono-coupling, Suzuki–Miyaura reactions. This preference observed under different reaction conditions: for various halobenzenes, using substituents on boronic acid, and changing catalyst temperature. Moreover, this found increase more reactive systems oxidative addition diluted medi...

2010
Muralidhara Thimmaiah Rudy L. Luck Shiyue Fang

Five benzoferrocenyl phosphine ligands with the phosphorus atom attached to the 5-position of the benzoferrocene and some ligand-Mo(CO)5 complexes were prepared and fully characterized; the structure of one ligand was confirmed by X-ray crystallography. These ligands were applied in palladium-catalyzed allylic alkylation and Suzuki coupling of chlorobenzene with phenylboronic acid. Results were...

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