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Preparation of polystyrene/montmorillonite nanocomposites: optimization by response surface methodology (RSM)
Montmorillonite organoclays polymer polystyrene
2010/10/19
Preparation of polystyrene (PS)-montmorillonite nanocomposites was carried out in 3 steps: purification and determination of the cation exchange capacity (CEC) of clay, synthesis of organoclay, and pr...
4H-Pyran-4-one derivatives:; leading molecule for preparation of compounds with antimycobacterial potential
Antimycobacterial activity DNA gyrase activity hydroxy-4H-pyran-4-one
2010/4/8
A series of 3-hydroxy-6-methyl-2-((4-substitutedpiperazin-1- yl)methyl)-4H-pyran-4-one structured compounds were synthesized by reacting 5-hydroxy-2-methyl-4H-pyran-4-one with suitable piperazine deri...
Preparation, Characterization, and Potentiometric Titrations of Some New Di-[3-(3-alkyl/aryl-4,5-dihydro-1H-1,2,4-triazol-5-one-4-yl)-azomethinphenyl] isophthalate/terephthalate Derivatives
4,5-Dihydro-1H-1,2,4-triazol-5-one Schiff base acidity potentiometric titration acetylation
2010/4/16
-Alkyl(Aryl)-4-amino-4,5-dihydro-1H-1,2,4-triazol-5-ones (2) reacted with di-(3-formylphenyl) isophthalate (3) and di-(3-formylphenyl) terephthalate (6) to afford the corresponding 6 novel di-[3-(3-al...
Preparation and Morphological Characterization of a Catalytic Soot Oxidation SiC Foam Filter
Soot oxidation catalysts SiC Co Pb foam filter
2010/4/16
The coating characteristics of Pb-Co mixed metal oxide soot oxidation catalysts over a SiC foam filter were studied. The coating was done via incipient wetness impregnation of a slurry with Pb/Co weig...
专著信息
书名
3-Deoxy-3,3-difluoro-D-arabinofuranose: first stereoselective synthesis and application in preparation of gem-difluorinated sugar nucleosides
语种
英文
撰写或编译
作者
Xingang Zhang,Hairong Xia,Xicheng D...
期刊信息
篇名
Preparation of a Resin-bound Cyclic Malonic Ester and a Facile Solid-Phase Synthesis of 4(1H)-Quindones
语种
英文
撰写或编译
作者
Huang X,Liu Z-X
第一作者单位
刊物名称
Tetrahedron Lett
页面
2001, 42, 7655- 7657
出版日期...
期刊信息
篇名
Preparation of Resin-Boud Bismethylene Cyclic Malonic Acid Ester and Facile Solid-Phase Synthesis of 2-Alkylthio-4(1H)-quinolones and 2-Alkyl- 4(1H)-quinolones
语种
英文
撰写或编译
作者
Tang J,Huang X
第一...
Preparation and Properties of Triethoxyvinylsilane-Modified Styrene - Butyl Acrylate Emulsion Copolymers
Triethoxyvinylsilane emulsion copolymerization poly (styrene-co- butylacrylate)
2010/4/16
The copolymers of triethoxyvinylsilane (TEVS) with styrene (St), butyl acrylate (BA), and methacrylic acid (MAA) were prepared by emulsion polymerization. The copolymerization was carried out by using...
Preparation and Characterization of an Atenolol Selective Electrode Based on a PVC Matrix Membrane
Atenolol selective electrode atenolol determination phosphotungstic acid plasticizers
2010/4/19
Atenolol selective electrodes were prepared based on a complex atenolol-phosphotungstate as an active material using the plasticizers di-butyl phosphate (DBP), tri-butyl phosphate (TBP), o-nitro pheny...
Solvent-Free Preparation of Primary Carbamates
Solvent-free N-unsubstituted carbamates isocyanic acid compounds containing hydroxyl group
2010/4/19
Herein, we describe a simple and efficient method for the conversion of compounds containing a hydroxyl group to primary carbamates at room temperature with excellent yield and purity, and without any...
A Convenient Synthesis of 3,6-Disubstituted-1,4-Dihydro-[1,2,4,5]Tetrazines and Preparation of New Acetic Acid Derivatives Containing 5-Oxo-4-Phenylamino- 4,5-Dihydro-[1,2,4]Triazole
Conformer geometrical isomer ethyl bromoacetate imine bond 5-oxo-[1,2,4]triazole [1,2,4,5]tetrazine
2010/4/20
A series of compounds 8a-e, was synthesized by condensation of compounds 7a-e with ethyl bromoacetate. The treatment of compounds 8a-e with hydrazine hydrate afforded the corresponding hydrazide deriv...
Preparation and Characterization of Conducting Polybutadiene/ Polythiophene Composites
Conducting polymers polythiophene polybutadiene temperature dependence of conductivity electrochemistry
2010/4/21
Conductive composite films of cis-1,4-polybutadiene (PBD) with polythiophene (PTh) were prepared electrochemically. Thiophene was polymerized on PBD-coated platinium electrodes. The composites with di...
Synthetic Metal Alloys: Preparation of Polyaniline/Polypyrrole Alloys in Protic Medium
Synthetic Metal Alloys Preparation of Polyaniline Polypyrrole Alloys Protic Medium
2010/6/27
Pyrrole and aniline solutions were mixed in different ratios and oxidized under anodic conditions on Pt surface in protic medium. The electrocopolymerization and electrochemical properties of these al...
Preparation of Optically Active Amino Acid Derivatives of Some Methylated 5-Amino-Azaheterocycles
Preparation Optically Active Amino Acid Derivatives Methylated 5-Amino-Azaheterocycles
2010/6/28
The present paper describes the reduction of 1-methyl-5-nitro-benzimidazoles ({\bf 1A, 2A}) and 1,3-dimethyl-2H-5-nitro-benzimidazol-2-one ({\bf 3}) to 5-aminobenzimidazoles ({\bf 4A, 5A}) and 1,3-dim...
Determination of the Protonation Constants of 2-[4-Dimethylaminocinnamalamino] Benzoic Acid (DACAB) in Dioxane - Water Medium and Preparation of Some of its Transition Metal Complexes
Determination the Protonation Constants 2-[4-Dimethylaminocinnamalamino] Benzoic Acid (DACAB) in Dioxane - Water Medium and Preparation Transition Metal Complexes
2010/6/30
In this study, the Schiff base 2-[4-Dimethylaminocinnamalamino]- benzoic acid [(CH3)2N.C6H4.CH:CH.N.C6H4.COOH] (DACAB) was prepared by the reaction of 2-Aminobenzoic acid with p-Dimethylaminocinnamald...