The principal effect of the introduction of further nitrogen atoms into the N-heteroaromatic ring is to shift the n→π* band to longer wavelengths. Such displacements are dependent on the position rather than the number of aza-substituents. The n→π* bands of the polyazines are moved to ...
ChemInform Abstract: Acylation of Five-Membered N-Heteroaromatic Compounds by Ruthenium Carbonyl Catalyzed Direct Carbonylation at a C—H Bond.carbonylation, decarbonylation, C-formylationpyrazole derivativesoxazole derivativesimidazole derivativesthiazole derivatives...
[7] Oscar Navarro et al., Rapid Room Temperature Buchwald-Hartwig and Suzuki-Miyaura Couplings of Heteroaromatic Compounds Employing Low Catalyst Loadings.Chem. Eur. J.2006,12, 5142. [8] Christelle C. Mauger et al., An Efficient and Safe Procedure for the Large-Scale Pd-Catalyzed Hydrazonati...
Reduction of N-heteroaromatic compounds is a challenging and important reaction. Transfer hydrogenation using organic molecules as hydrogen donors is a saf... J Wu - 《University of Liverpool》 被引量: 0发表: 2013年 Recent Developments in the Preparation of N-Heterocycles Using Pd-Catalyzed C—H...
Direct transition metal-catalyzed functionalization of heteroaromatic compounds. Chem. Soc. Rev. 36, 1173–1193 (2007). Article CAS PubMed PubMed Central Google Scholar Khoshro, H., Zare, H. R., Jafari, A. A. & Gorji, A. Dual activity of electrocatalytic activated CO2 toward pyridine ...
Electrochemical carboxylation of some heteroaromatic compounds. Acta Chem. Scand. B 35, 185–192 (1981). Article Google Scholar Khoshro, H., Zare, H. R., Jafari, A. A. & Gorji, A. Dual activity of electrocatalytic activated CO2 toward pyridine for synthesis of isonicotinic acid: an ...
ChemInform Abstract: Covalent C=N Bond Hydration in Heteroaromatic Compounds — Chemical and Biological Aspectsorganic chemistry, reviewgeneral (heterocyclic compounds)pharmacology, medicinal chemistry, vaccines, serumsChemInform is a weekly Abstracting Service, delivering concise information at a glance that ...
Heterocyclic compounds as COX-2 inhibitors 1 ;B=O, or H,H;X=Br or Cl;< P> L=5-,6- or 7-membered heteroatom containing rings and is preferrably a 5-membered heteroaromatics such as thiazole, oxazole, imidazole, or oxadiazole; n=1-6, wherein the (C) is ... KW Woods,RW Mccro...
Cyanide as a powerful catalyst for facile synthesis of benzofused heteroaromatic compounds via aerobic oxidation Highly efficient synthesis of benzofused heteroaromatic compounds via aerobic oxidation catalyzed by cyanide anion has been developed. The Schiff bases der... Yeon-Ho,Cho,and,... - 《Tetrah...
摘要: Correction for 'Influence of N-heteroaromatic π–π stacking on supramolecular assembly and coordination geometry; effect of a single-atom change in the ligand' by Hamid Reza Khavasiet al.,Dalton Trans., 2015,44, 5488–5502.DOI: 10.1039/c5dt90092a 被引量: 2 ...