Synthesis, characterization and physicochemical properties of novel derivatives of calix(n)arenes(=4,6,8). by FeМЃlix JoseМЃ Sueros Velarde

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Thesis (Ph.D.) - University of Surrey,1996.

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ContributionsUniversity of Surrey. Department of Chemistry.
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Open LibraryOL19354928M

Download Synthesis, characterization and physicochemical properties of novel derivatives of calix(n)arenes(=4,6,8).

Abstract. Following an overview on the progress so far made in the general area of calixarene chemistry, this thesis reports investigations related to i) the acid-base propertiesAuthor: Sueros Velarde, Felix Jose. Synthesis, characterization and physicochemical properties of novel derivatives of calix(n)arenes (n=4,6,8) arene in benzonitrile were quantitatively assessed.

ii) the use of phase transfer catalysis for the synthesis of ethy p-tert-butycalix[n]arene (n=4,6,8) ethanoates. Advantages with respect to current preparative methods are : Sueros Velarde, Felix Jose.

Synthesis, characterization and physicochemical properties of novel derivatives of calix(n)arenes (n=4,6,8). arene in benzonitrile were quantitatively assessed.

ii) the use of phase transfer catalysis for the synthesis of ethy p-tert-butycalix[n]arene (n=4,6,8) ethanoates.

Advantages with respect to current preparative methods are : Felix Jose. Sueros Velarde. Novel bis-chromeno[2,3-b]pyridine derivatives were synthesized with good yields by a clean and efficient methodologies involving one-pot three-component synthesis of bis-aldehydes, malononitrile.

This article displays the synthesis of N-(2-tosylato)ethylpiperazine (ii) and 5,11,17,tetra-tert-butyl,bis-(2-piprazinoethyl),dihydroxycalix[4]arene (3). Compounds (ii) and 3 were characterized through elemental analysis, FT-IR, 1H NMR and/or 13C NMR studies.

The transition metal cations (Hg2+, Co2+, Ni2+, Cu2+, and Cd2+) and dichromate anion were studied by liquid–liquid Cited by:   Synthesis and characterization of novel calix[6]phyrin derivatives.

Author links open overlay panel Wei Chen Tian Jun Liu. Three novel calix[6]phyrin derivatives have been synthesized by reaction of corresponding tripyrrane with aromatic aldehyde.

In order to study periphery structure effect on calix[6]phyrin properties such as. Title: Characterization of the Physicochemical Properties of Micelles Composed of the Novel Platelet Activating Factor Receptor Antagonist, E in an Aqueous Environment VOLUME: 3 ISSUE: 2 Author(s):Yasuyuki Asai Affiliation:Formulation ResearchLaboratory, Kawashima, Eisai Co., Ltd.

1 Kawashimatakehaya-mahci,Kagamigahara, GifuJapan. Chapter 2 Synthesis & Characterization Page 37 Abstract: This chapter deals with the synthesis of a series of novel calix[4]arene and calix[4]resorcinarene compounds and their characterization.

The synthesis of calixarenes and calixresorcinarene compounds were carried out by the following procedure. The synthesis of a range of novel 3-hydroxypyridinones and 3-hydroxypyranones linked with different coumarin substituents is described.

These compounds have been developed in order to provide a series of molecular probes for the quantification of intracellular labile iron pools. An evaluation of the effect of iron(III) on fluorescence intensity was undertaken.

Chelation of iron(III. Synthesis and Properties of a Series of Novel Calix[6]arene Diazo Derivatives Article in Journal of Inclusion Phenomena 43(3) August with 12 Reads How we measure 'reads'. A novel calix[4]arene derivative with two ferrocenyl Schiff-base groups at the upper rim 3 has been synthesized from 5,diformyl,dipropoxy,dihydroxy calix[4]arene and 4-ferrocenylaniline via condensation reaction.

Reduction of 3 with sodium borohydride led to calix[4]arene derivative 4 with two amino ferrocenyl groups at the upper rim. The ferrocenyl Schiff-base calix. Hongyu Guo, Fafu Yang, Xianfeng Chai, Ziyu Jiao, Congcong Li, Synthesis of novel calix[6]-1,4-crown-based netty polymer and its excellent adsorption capabilities for aniline derivatives, Iranian Polymer Journal, /s, 21, 7, (), ().

Boron Macrocycles Having a Calix-Like Shape. Synthesis, Characterization, X-ray Analysis, and Inclusion Properties. Physicochemical Properties of Ring-Type Trimeric Surfactants from Cyanuric Chloride. Study of the Molecular Recognition of Nucleotides and Bases by a Novel Calixarene Derivative Containing Uracil.

Synthesis and Preliminary Biological Properties Assessment of Novel 2-S- 4- 5-Substituted and Bicyclic Derivatives of 6-Methylpyrimidineol, - Aleksandr P. Yengoyan*, Zhermen A. Azaryan, Vergush A. Pivazyan, Emma A. Ghazaryan, Rafael A. Tamazyan and Armen G. Ayvazyan DOI: / ×.

A series of novel the semicarbazone derivatives of calix[4]arene have been synthesized and then immobilized onto amino functionalized magnetic nanoparticles. Magnetic Fe3O4 nanoparticles were prepared by the chemical co-precipitation of Fe(III) and Fe(II) ions and the nanoparticles were modified directly by 3-aminopropyltriethoxy silane (APTES) to introduce reactive.

synthesis, physico-chemical properties and analytical applications of calixpyrrole and calixarenes derivatives a thesis submitted for the degree of. SYNTHESIS, CHARACTERIZATION AND PHYSICO-CHEMICAL PROPERTIES. Posted on Synthesis, antimicrobial activity and physico-chemical.

Title:Novel Fluorescent Benzimidazoles: Synthesis, Characterization, Crystal Structure and Evaluation of Their Anticancer Properties VOLUME: 14 ISSUE: 1 Author(s):Yeong Keng Yoon, Tze Shyang Chia, Ching Kheng Quah, Wan Leng Lim, Chuan Wei Oo, Amir Nasrolahi Shirazi, Keykavous Parang and Tan Soo Choon Affiliation:School of Science, Monash University Malaysia Campus, Jalan Lagoon Selatan.

SYNTHESIS, CHARACTERIZATION, AND APPLICATIONS OF NOVEL PSEUDOSTATIONARY PHASES IN MICELLAR CAPILLARY ELECTROPHORESIS FOR SEPARATION OF CHIRAL AND ACHIRAL COMPOUNDS A Dissertation Submitted to the Graduate Faculty of the Louisiana State University and Agricultural and Mechanical College In partial fulfillment of the Requirements for the.

Herein, we report the synthesis and molecular characterization of this novel calix[4]arene-based thiosemicarbazide ligand and its related complexes with some transition metal ions, expressly Co 2+, Ni 2+, Cu 2+, and Zn 2+.

For these compounds, antimicrobial and anticancer activities and biocompatibility were evaluated. Experimental Materials. positions of the lower rim. The development of an efficient synthesis to the 1,3-disubstituted calix[4]arenes opened the door to the development of new and novel chromogenic and fluorogenic receptors by the Shinkai and Kubo groups.

O O O H O H E tO O O E t O Figure 3. 1,3-disubstituted-tetra-t-butylcalix[4]arene. Heavy metal ions. A calix[4]arene-based dimeric-cholesteryl derivative with naphthalene in the linkers (C2N2C) was designed and synthesized.

The gelation behaviors of the compound in 36 liquids were evaluated. It was demonstrated that C2N2C could gel 16 of the liquids tested. Calix[2]benzo[4]pyrrole m‐6 and p‐6, each containing two dipyrromethane moieties and two m‐phenylene or p‐phenylene units, respectively, were readily synthesised from pyrrole, 1,3‐ and 1,4‐bis(1,1′‐dimethylhydroxymethyl)benzene, (m‐4 and p‐4, respectively) and ycles m‐6 and p‐6 were tested as receptors for a selection of anions, such as acetate.

THE PHYSICO-CHEMICAL PROPERTIES OF SUPRAMOLECULAR SYSTEMS INVOLVING to work as molecular containers for selected drugs were tested by 1H NMR Two novel calix[4]pyrroles Synthesis and Characterization of azido calix[4]. Synthesis Characterization and Antimicrobial Evaluation of New Derivative of 2-Mercaptobenzimidazole.

Rand Al-Kazweeny *, Zuhair Muhi-Eldeen and Ellham Alkaisy. Petra University, Jordan. T he aim of our investigation that we are looking for reducing resistance tendency, the current interest in the development of new antimicrobial agent is due to increasing bacterial resistance to.

Synthesis, Characterization and Biological Evaluation of Benzimidazole Derivatives Presented By: Mr. Farhan Shaikh (Final Year B. Pharm) Guided By: Mr. Prabodh V. Sapkale (Asst.

Professor) 2. Aim and Objectives •To carry out the extensive review of literature on substituted benzimidazole derivatives and its biological interest. Crystallography of the perovskite structure.

In the ABO 3 form, B is a transition metal ion with small radius, larger A ion is an alkali earth metals or lanthanides with larger radius, and O is the oxygen ion with the ratio of In the cubic unit cell of ABO 3 perovskite, atom A is located at the body center, atom B is located at the cube corner position, and oxygen atoms are located.

Synthesis and water/oil repellency properties of cationic perfluoralkyl acrylate copolymer latices; Thermal characterization of novel aliphatic polyesters with ether and thioether linkages; Poly(α-hydroxyacids) in biomedical applications: synthesis and properties of lactic acid polymers.

The synthesis of new lower rim calix[4]arene derivatives containing aliphatic and alicyclic amines is reported. H and C NMR characterisation shows that in solution these compounds exist in a cone conformation.

UV spectrophotometry was used to investigate the interaction of these amines with the proton. These studie. This work describes the synthesis and some properties of a new class of cyclic formaldehyde-naphthol tetramers which are analogous to the better-known calixarenes and resorcinarenes.

These new compounds are of interest for their potential supramolecular properties. The "calixnaphthalenes", their derivatives and homologues, which are the subjects of this thesis, offer some potential advantages. -The design, synthesis, chemical characterization 1, and biological evaluation of novel compounds against biological targets of therapeutic, diagnostic, or theranostic interest, and/or the assessment of their physicochemical and pharmacokinetic properties.

10α,20α-di(4-aminophenyl)calix[4]pyrroles were synthesized from the acid catalyzed cyclization of dialkyldipyrromethanes with p-nitroacetophenone and sequential hydrogenation of nitro group, which in turn reacted with several aromatic aldehydes and pyridinecarboxaldehydes as well as isocyanates to give a series of calix[4]pyrrole 10α,20α-disubstituted Schiff base and urea derivatives.

Synthesis and characterization of mesoporous silica functionalized with calix[4]arene derivatives. Alahmadi SM(1), Mohamad S, Maah MJ.

Author information: (1)Department of Chemistry, Faculty of Science, University Malaya, Kuala LumpurMalaysia. [email protected] This research work was focused on the rational approach in the design and development of 1,3,4 oxadiazole derivatives as novel analgesic, anti-inflammatory drugs.

The candidates which obeyed the Lipinski rule of five were taken for wet lab synthesis. AbstractWell-defined copolymer of methyl methacrylate (MMA) and 2-methylacrylic- acid{ethyl-[4-(4-methoxy-phenylazo)methyl-phenyl]-amino}-ethyl ester (MAMP) bearing pendent azobenzene groups, was synthesized via reversible addition-fragmentation chain transfer polymerization (RAFT).

Copolymers with different contents of azobenzene moieties, e. from 12 mol % to mol %, were obtained. Synthesis, carbonyl methylenation, and methoxymethlylation of small to medium ring thioanhydrides ; a novel succinate to maleate-type oxidation of thioanhydrides, anhydrides, and imides: total synthesis of chaetomellic anhydrides A & B / by: Kates, Michael Joseph.

Published: (). Elizabeth Ave, St. John's, NL, CANADA, A1B 3X9. Postal Address: P.O. BoxSt. John's, NL, CANADA, A1C 5S7. Tel: () The synthesis and characterization of several new phosphorus-containing partially lower rim substituted derivatives of 5,11,17,tetra(t-butyl) calix(4)arene (1) and 5,11,17,tetra(t-octyl)calix(4)arene (II), namely 5,11,17,tetra(t-butyl),dihydroxy,bis(diphenylphosphinoyl-oxy) calix(4)arene (IV); 5,11,17,tetra(t-butyl)hydroxy,27,tris(tetramethyldiamido.

Day by day augmenting importance of metal nanoparticles in the versatile fields like, catalyst, electronic, magnetic, mechanic, optical optoelectronic, materials for solar cell and fuel cell, medical, bioimaging, cosmetic, ultrafast data communication and optical data storage, etc, is increasing their value.

Nanoparticles of alkali metals and noble metals (copper, silver, platinum, palladium. Highlights of this book include synthesis and formation mechanisms of CMC, structure property relationships, homogeneous and heterogeneous phase modification to create common and functional products, analysis and characterization, absorption and swelling mechanisms, stimuli-responsive and super-absorbency nature, and a wide range of multi.

The article comprises synthesis of calyx[4]-oxa-crown, and calix[4]-thia-crown compounds containing nitrile groups (3a, 3b) and amino groups (4a, 4b) and their corresponding oxime derivatives (5a, 5b) and liquid-liquid extraction studies of these compounds.

The oxime derivatives of compounds (5a, 5b) have been synthesized by reacting of di-n-butylamino derivatives of calix[4]-oxa-crown, and.Scientific Reports vol Article number: () Cite this article.

Three groups of Romanian acacia honey, i.e., pure, directly adulterated (by mixing the pure honey with three sugar syrups), and indirectly adulterated (by feeding the bees with the same syrups), were characterized and discriminated based on their physicochemical parameters.

Published data about the synthesis and complexing properties of calix[4]pyrroles towards anions, ion pairs and neutral molecules of various nature are analyzed, summarized and classified. Synthetic approaches to the parent macrocycles and methods of .

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