WebThe development of a mild, general, and green method for the C-H arylation of pyrazoles with relatively unreactive aryl halides is an ongoing challenge in organic synthesis. We describe herein a novel sonophotoreactor based on an ultrasonic cleaning bath and blue LED light (visible light) that induce copper-catalyzed monoarylation for pharmacologically relevant … WebAug 30, 2024 · The hitherto unknown influence of 1,10-phenonthroline (1,10-phen) and its derivatives on the weak chemiluminescence (CL) of periodate-peroxide has been …
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WebSep 5, 2008 · Phenanthroline derivatives are of interest due to their potential activity against cancer, and viral, bacterial, and fungal infections. In a search for highly specific antitumor and antibacterial compounds, we report the activities of 1,10-phenanthroline-5,6-dione (phendione or L 1), dipyrido[3,2-a:2′,3′-c]phenazine (dppz or L 2), and their corresponding … WebFeb 16, 2024 · Phenanthroline derivatives containing fluorinated imidazole ring are effective anti-neoplastic agents. Herein, a series of four fluorinated imidazole [4,5f] [1,10]phenanthroline derivatives were synthesized and investigated as potential inhibitors to fight against the growth of liver cancer cells.
Web@article{Wang2024AggregationinducedEP, title={Aggregation-induced emission phenanthroline derivatives for ultrahigh color purity deep blue OLEDs with CIEx≤0.15 and CIEy≤0.08 and low efficiency roll-off}, author={Jinshan Wang and Yuguang Yang and Chuang Yao and Jianfeng Zhang and Penggan Xu and Xinguo Xi}, journal={Journal of … WebKeywords: Phenanthroline derivatives, statistical analysis, mild steel, corrosion inhibitors, sulphuric acid, density functional theory (DFT). 1. INTRODUCTION The use of acid solution during pickling and industrial cleaning leads to corrosive attack on mild steel. The corrosion of mild steel is of fundamental academic and industrial concern ...
1,10-Phenanthroline (phen) is a heterocyclic organic compound. It is a white solid that is soluble in organic solvents. The 1,10 refer to the location of the nitrogen atoms that replace CH's in the hydrocarbon called phenanthrene. Abbreviated "phen", it is used as a ligand in coordination chemistry, forming strong … See more Phenanthroline may be prepared by two successive Skraup reactions of glycerol with o-phenylenediamine, catalyzed by sulfuric acid, and an oxidizing agent, traditionally aqueous arsenic acid or nitrobenzene. Dehydration of See more In terms of its coordination properties, phenanthroline is similar to 2,2'-bipyridine (bipy) with the advantage that the two nitrogen donors are preorganized for chelation. Phenanthroline is a stronger base than bipy. According to one ligand ranking scale, phen … See more Alkyllithium reagents form deeply colored derivatives with phenanthroline. The alkyllithium content of solutions can be determined by treatment of such reagents with small amounts … See more 1,10-Phenanthroline is an inhibitor of metallopeptidases, with one of the first observed instances reported in carboxypeptidase A. Inhibition of the enzyme occurs by … See more A variety of substituted derivatives of phen have been examined as ligands. Substituents at the 2,9 positions confer protection for the attached metal, inhibiting the … See more • Ferroin – Complex of Fe by ortho-phenantroline See more WebThe reaction pathway adopted for the synthesis of phenanthroline derivatives is straightforward and efficient, involving an N-alkylation reaction of 1,7-phenanthroline (Scheme II.4). Our initial goal was to obtain both the phenanthrolinium monoquaternary salts (5a-h) and diquaternary salts (6a-h). Regardless of the conditions employed in terms ...
WebMay 20, 2024 · Herein, a series of imidazo[4,5-f][1,10] phenanthroline derivatives RPIP (PIP = imidazo [4,5-f][1,10] phenanthroline, R = NO2, 1; CF3, 2; Cl, 3; OH, 4) have been synthesized in yields of 82.3–94.7% at 100 °C under the irradiation of microwave. MTT assay has been utilized to evaluate the inhibitory activity (IC50) of these compounds against the growth of …
WebMar 11, 2009 · The synthesis is described of a set of new N-heterocyclic compounds which are derivatives of 1,10-phenanthroline. The compounds are designed to be general … foreclosed homes sunset lakes miramar flWebPhenanthroline derivatives are of interest due to their potential activity against cancer, and viral, bacterial, and fungal infections. In a search for highly specific antitumor and … foreclosed homes swartz creek miWebSep 1, 2010 · Phen derivatives bearing substituents at the 2-position can be directly prepared through the Friedländer condensation. In this classical reaction, an o -aminoaldehyde such as the 8-amino-7-quinolinecarbaldehyde ( 1) condenses with an enolizable ketone, 2, with concomitant loss of water, according to Scheme 2. foreclosed homes sweetwater tnWebMar 15, 2024 · The new compounds are derivatives of 1,10-phenanthroline substituted at positions 2 and 9 with different heterocycles connected via amide linkages. Thus, we considered the synthesis of 1,10-phenanthrolines bearing thiazole, pyridine, quinoline or 1,2,3-triazole as substituents at the amidic groups at positions 2 and 9. foreclosed homes superior wiWebAug 1, 2015 · To access functionalized nitrogen ligands, a series of novel 1,10-phenanthroline derivatives 1a~1d were designed and synthesized. Starting from 1-bromoaryl-3-chloroacetone (2) and... foreclosed homes sunset beach ncWeb1,10-Phenanthroline Derivatives The tris (1,10-phenanthroline) iron (II) complex (ferroin), I, and related compounds can be used analytically Sign in to download full-size image in a … foreclosed homes sylva ncWebApr 13, 2024 · The aim of this assay was to evaluate the impact of metabolic activation of the tested phenanthrolines on cell viability . The authors described the design, synthesis, antiprotozoal activities, and the in_vitro cytotoxicity toward human cells of a novel series of 2,9-bi 4,7-phenyl-1,10-phenanthroline derivatives. how: foreclosed homes surfside beach sc