Hydrothermal Synthesis and Characterisation of B-site Substituted
Characterisation of mixed metal oxides prepared by hydrothermal synthesis
... However, hydrothermal syntheses also have certain ...closed hydrothermal system can also be affected by many factors such as pH, temperature, reagent concentrations, pressure and solvent filling levels, ...
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Low Temperature Hydrothermal Synthesis and Characterisation of Nano Size Ni Zn Ferrites
... 7 Assistant Professor, Vellore Institute of Technology, Chennai Campus, Vandalur - Kelambakkam Road Chennai, Tamil Nadu - 600 127, India Abstract: Ni-Zn ferrites of composition NixZn1-xFe2O4 [x = 0.0, 0.5,1.0] are ...
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Synthesis and characterisation of metal substituted microporous materials
... The interest in a zeolite with both shape selectivity and acidity led to the development and introduction o f ZSM-5 by the Mobil Corporation Similar to other silica-rich zeolites prepared, its shape-selectivity and ...
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Synthesis, characterisation and antimicrobial activity of novel substituted pyrimidines
... ABSTRACT Novel pyrimidine compounds were synthesised by condensation of substituted primary amine, ethyl acetoacetate and urea/ thiourea. This multicomponent reaction is of much importance due to excellent ...
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Synthesis, characterisation and antihypertensive activity of some 2,7,8-substituted-11 H-pyrido [2,1-b] quinazolones
... 2- [(11- Oxo- 11H- pyirdo [2, 1- b] quinazolin- 2- yl) alkyl] arylamido/ imides 5-Arylamido/imidoalkyl-2-(pyrido-2-yl-amino) benzoic acid (0.01mole) was dissolved in concentrated sulphuric acid by stirring ...
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Synthesis and solid-state characterisation of 4-substituted methylidene oxindoles
... SC B11 (Figure 11) is the only SC amongst this group of structures which is not based on the H-bonded dimer, SC A01. The SC consists of a repeating double-molecule motif forming a 1D tape as shown below. It is displayed ...
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SYNTHESIS AND CHARACTERISATION OF 2 (SUBSTITUTED PHENYL)AZO 4,6 DIPROPIONYLRESORCINOL DERIVATIVES
... The synthesis of azo compounds is very simple, requires short time, involves very easy product separation and the raw materials are readily available and ...
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Design, Synthesis, Characterisation and Antimicrobial Evaluation of Some Substituted Dihydropyrimidinone Derivatives
... 2 Department of Pharmacy, Faculty of Engineering and Technology, Annamalai University, Tamilnadu, India _____________________________________________________________________________ ABSTRACT Dihydropyrimidinone nucleus ...
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Synthesis, characterisation and antimicrobial screening of some 1- substituted benzimidazole derivatives
... The 1-substituted benzimidazoles (7a-j) were prepared by mannich reaction with benzimidazole derivatives (5), formaldehyde and different aromatic amines (6a-j). The pthalic anhydride (1) condensation with glycine ...
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Synthesis, characterisation and evaluation of N-mannich bases of 2-substituted Benzimidazole derivatives
... Furthermore, benzimidazole derivatives are structural isosteres of naturally occurring nucleotides, which allows them to interact easily with the biopolymers of the living systems. 6 Mannich reaction is a condensation ...
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A green approach for the heterocyclization of 2-substituted benzimidazoles: Synthesis, characterisation and pharmacological evaluation
... various substituted aromatic rings bring a significant influence on the biological spectrum of benzimidazoles (4a-f) instead of piperazines bearing benzimidazoles ...synthesised substituted benzimidazoles ...
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DESIGN, SYNTHESIS, CHARACTERISATION AND INVITRO ANTIOXIDANT EVALUATION OF SOME SUBSTITUTED DIHYDROPYRIMIDINONE DERIVATIVES
... Synthesis of schiff bases of dihydropyrimidinone derivatives About 0.01 mole of hydrazido product and 0.01 mole of substituted aromatic aldehydes dissolved in ethanol along with 5 ml of glacial acetic acid ...
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Comparison of Hydrothermal and Sol Gel Synthesis of Nano Particulate Hydroxyapatite by Characterisation at the Bulk and Particle Level
... presented: hydrothermal and sol-gel synthesis ...drothermal synthesis produced single phase HA of nee- dle-like nano-particles, the growth and morphological variation of which is restricted with the ...
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Characterisation of metal complexes of substituted ferrocene
... The complexes presented in this chapter are novel in the sense that they contain four metal ions and one of them is either Si(IV), Sn(IV), Ti(IV), Zr(IV) or Hf(IV) involving ferrocene. The multinuclear complexes have ...
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SYNTHESIS, CHARACTERISATION AND ANTIFUNGAL STUDIES OF Cu (II) HALIDE COMPLEXES OF SOME STERYL DERIVATIVES OF SUBSTITUTED BENZIMIDAZOLES
... INTRODUCTION: Benzimidazole substituent of a molecule is an important pharmacophore and a previleged structure in medicinal chemistry 1-3 . One of the prominent benzimidazole compound in nature is α-ribosyl-dimethyl ...
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The synthesis, characterisation and photophysical properties of novel tri substituted 8 azafluoranthene compounds and their Cu(1) complexes
... The heteroleptic Cu(I) xantphos ligands exhibit emission from MLCT states at low temperatures and these bands have excited state lifetimes in the microsecond range.. Chapter 4: This ch[r] ...
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The synthesis of substituted phosphonic acids
... Cyclic phosphonic acid analogues of the endogenous amino acids L-aspartic acid and L -glutamic acid have played a major role in the characterisation of excitatory [r] ...
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Controllable Hydrothermal Synthesis of MnO2 Nanostructures
... as the one made before but wrinkled. XRD was examined to identify the structure for the product obtained by using PVP as surfactant. As Figure 3 shows, the peaks appear at the 2θ angle of 28.6˚, 37.3˚, 42.7˚, 56.6˚, ...
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Synthesis of Substituted Bacteriochlorins
... Chapter II: Survey of Lewis Acid Mediated Self-Condensations to Bacteriochlorins II.A. Objectives The overall goal of this work is to optimize the existing Lewis acid-mediated bacteriochlorin self-condensation of DHDP-Br ...
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Synthesis of substituted pyrrolidines
... Previously published protocols such as trichloroisocyanuric acid 20 or electrochemistry 26 could be examined in order to try to further optimize the removal of the PMP protecting group. To oxidize the alcohol ...
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