نتایج جستجو برای: alkyl isocyanide

تعداد نتایج: 14806  

Journal: :Chemical communications 2012
Guanyinsheng Qiu Jie Wu

Carbodiimide reacts with isocyanide catalyzed by copper(i) iodide, leading to benzoimidazo[1,5-a]imidazoles in good yields. This reaction is efficient, and proceeds through a formal [3+2] cycloaddition and C-N coupling.

Journal: :Chemical communications 2009
Junpei Kuwabara Hyo Jae Yoon Chad A Mirkin Antonio G DiPasquale Arnold L Rheingold

The anion binding affinity of a macrocyclic Rh complex can be allosterically regulated by reaction with a small molecule (an isocyanide), which effects a change in macrocycle size and shape.

Journal: :Chemical communications 2015
Brandon R Barnett Curtis E Moore Arnold L Rheingold Joshua S Figueroa

The activation of carbon dioxide, organonitriles, and terminal acetylenes by (boryl)iminomethanes derived from isocyanide 1,1-hydroboration is described. Also detailed is the generality of hydroboration of m-terphenylisocyanides with hydroboranes of differing Lewis acidities.

Journal: :Organic & biomolecular chemistry 2015
Haniya Bounar Zhenhua Liu Lin Zhang Xiaoxue Guan Zonglian Yang Peiqiu Liao Xihe Bi Xingqi Li

An unprecedented silver-catalyzed cascade reaction of tosylmethyl isocyanide (TosMIC) with propargylic alcohols for the efficient synthesis of (E)-vinyl sulfones has been developed where TosMIC plays a dual role as both the reactant in the allenylation of propargylic alcohols and the sulfonyl source.

Journal: :Inorganic chemistry 2015
A M Willcocks T Pugh S D Cosham J Hamilton S L Sung T Heil P R Chalker P A Williams G Kociok-Köhn A L Johnson

We report here the synthesis and characterization of a family of copper(I) metal precursors based around cyclopentadienyl and isocyanide ligands. The molecular structures of several cyclopentadienylcopper(I) isocyanide complexes have been unambiguously determined by single-crystal X-ray diffraction analysis. Thermogravimetric analysis of the complexes highlighted the isopropyl isocyanide comple...

1998
R. Sumathi Tho Nguyen

The potential energy surfaces of acetyl cyanide and its functional isomer acetyl isocyanide in their electronic ground state have been investigated using ab initio molecular orbital MP2(FU)/6-311G** and QCISD(T)/6311G** calculations. The molecular eliminations of CH3COX (X ) CN,NC) to CH3X + CO, HX + CH2CO, and CH2 + HCOX, the unimolecular rearrangements to CH3C-OX and CH3O-CX carbenes, 1,3-hyd...

Journal: :organic chemistry research 2015
ali ramazani morteza rouhani sang woo joo

the synthesis of aryl amides via the reactions of carboxylic acids and isocyanides in methanol was carried out in 78-95% yields under ultrasound irradiation. the method has wide applicability, and the protocol is mild, fast and efficient compared to the existing methods based on silent conditions.

2015
Grzegorz Szczepaniak Katarzyna Urbaniak Celina Wierzbicka Krzysztof Kosiński Krzysztof Skowerski Karol Grela

Invited for this month's cover is the group of Karol Grela (University of Warsaw) in collaboration with Apeiron Synthesis (based in the Wrocław Technology Park). The researchers created a new, bidentate isocyanide scavenger that is very effective at removing ruthenium residues from the products of olefin metathesis. The Full Paper itself is available at 10.1002/cssc.201500784.

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