Fluorine containing
SYNTHESIS, SPECTROSCOPIC, MOLECULAR MODELLING AND ANTIMICROBIAL STUDIES OF FlUORINE CONTAINING SCHIFF BASE
... addition, fluorine – based polymers and copolymers are of interest owing to their unusual optical and electrical properties and for that reason commonly used in organic light – emitting diodes, flat panel displays ...
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Synthesis and anti mycobacterium study of some fluorine containing schiff bases of quinoline and their metal complexes
... In summary, we have designed and synthesized the Zn (II) and Cu (II) complexes of Schiff bases containing quinoline core. Zn (II) complexes show better fluorescence as well as anritubercular activities than Cu ...
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Synthesis and Antibacterial Screening of Novel Fluorine Containing Heterocycles
... Introduction of fluorine in heterocycles is an attractive strategy in developing potential therapeutics. High electronegativity and small size of fluorine can offer noticeable changes in bioactivities of a ...
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Synthesis and Antimicrobial Activity of Fluorine Containing Pyrazole-clubbed Dihydropyrimidinones
... donating groups on aromatic ring, such as methyl, methoxy and hydroxy, and electron withdrawing groups from aromatic ring, such as fluoro, chloro and nitro, were chosen as substituents in the molecular diversities of the ...
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STUDIES ON SYNTHESIS OF SOME NOVEL FLUORINE CONTAINING TRIAZOLOPYRIMIDINE DERIVATIVES AND THEIR BIOLOGICAL EVALUATION
... that fluorine is much more lipophilic than hydrogen; so incorporating fluorine atom in drug increases its lipophilicity, suppresses metabolic detoxification processes to increase the in vivo lifetime of ...
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Enzymatic defluorination of fluorinated compounds
... Fluorine‑containing compounds are widely used because they have properties required in textiles and coatings for electronic, automotive, and outdoor products. However, fluorinated compounds do not easily ...
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A study of Fluorine Chemistry at the Multidisciplinary
... of fluorine, it is now a common practice in drug discovery to study fluoro-analogues of lead compounds under ...three fluorine atoms, respectively. These huge successes of fluorine- containing ...
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Complex Processing of Phosphogypsum - a Way of Recycling Dumps with Reception of Commodity Production of Wide Application
... The presence of water-soluble phosphorus and fluorine-containing impurities in phosphogypsum complicates the processing of waste in compari- son with the processing of natural gypsum s[r] ...
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Spatial and vertical distribution and pollution assessment of soil fluorine in a lead zinc mining area in the Karst region of Guangxi, China
... of fluorine in some polluted agricultural soils in Chinese coastal areas such as the Ning- Shao Plain and the Jin-Qu Basin reached up to levels between 500 and 1000 mg/kg (Zhou ...Environmental fluorine ...
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O based low-fluorine mold flux
... Therefore, fluorine is considered as a significant component in mold fluxes for peritectic steels, and which usually up to 10 mass percentage or ...However, fluorine- containing gases (mostly ...
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A Study of Effects Unique Fluorine in Organic Reactions
... involved. Fluorine substitution can influence the generation, the thermodynamic stability, and the kinetic reactivity (including the desired nucleophilic fluoroalkylation, competitive decomposition and ...
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Fluorine absorption coefficients in superphosphate den gases
... Theoretical Check on the Validity of the Mass Transfer Coefficient given by Koval et al for the Absorption of Silicon Tetrafluoride in Water Drops 4.1 mm.. To calculate theoretically the[r] ...
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Search | Preprints
... and fluorine poisoning caused a massive decimation of live- ...of fluorine poisoning and sulphate aerosol on human mortal- ity is uncertain, but the loss of animals caused a famine which took many ...
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The Effect of Fluorine Doping on the Characteristic Behaviour of CdTe
... baths containing 0 ppm to 20 ppm F-doping concentration shows an ideality factor (n) between ...baths containing between 0 ppm to 20 ppm F-doping concentration is dominated by both thermionic emission and ...
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Sulfur - fluorine bond in PET radiochemistry
... The importance of the sulfur-fluorine bond is starting to increase in modern medicinal chemistry literature. This is due to a better understanding of the stability and reactivity of this moiety depending on the ...
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The Fluorine Compounds of the Platinum Metals118-122
... This correlates well with the increased readiness of hexafluorides to dissociate to fluorine and a lower fluoride with increasing atomic number. He has also shown that the[r] ...
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Fragmentation Pattern of Fluorine Atom by Electron Impact
... The total ionization cross-sections of Fluorine atom due to electron impact for threshold ionization energy to 1100 eV have been studied. The present cross sections are compared to existing experimental cross ...
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Sintering and Mechanical Properties of Magnesium and Fluorine Co Substituted Hydroxyapatites
... 1050˚C: the more the temperature was low, the more the fracture toughness value was higher. Such a behavior was previously reported for the hydroxyfluorapatite solid solutions [40]. The increase of the facture toughness ...
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Effects of Flouride on Ca3 Region of Hippocampus in Adult Albino Rats
... 1994). Fluorine has many unique chemical characteristics which make it useful in both the chemical and pharmaceutical ...of fluorine in drug development is well established, and fluorinated biomolecules ...
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Effects of fluorine substitution on the intermolecular interactions, energetics and packing behaviour of N-benzyl substituted diketopyrrolopyrroles
... organic fluorine induced stabilisation is clearly observed in various types of weak additive intermolecular interactions, such as C-F---H, C-F---π F and ...
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