Ara
Toplam kayıt 58, listelenen: 41-50
Electrochemistry of novel phthalocyanines bearing 1,2,4 triazole groups
(Wiley-V C H Verlag Gmbh, 2020)
The phthalonitrile (3) and triazole substituted metallo phthalocyanines (MPc) (4-7) were prepared. the novel compounds were characterized with spectroscopic data. Electrochemical analyses of metallophthalocyanines (4-7) ...
Calculation of thermodynamic properties of the most important forty-seven different solvents to create an information data bank through semi-empirical quantum methods used in determination of theoretical pKa
(Natl Inst Science Communication-Niscair, 2020)
In this study, we have calculated the thermodynamic properties, especially in determining the theoretical acidic properties and pKa values of organic compounds, as enthalpy (Delta H, kcal/mol), heat capacity (C, cal/Kmol), ...
Natural infection potential and efficacy of the entomopathogenic fungus Beauveria bassiana against Orosanga japonica (Melichar)
(Springer, 2020)
In this study, potential of the entomopathogenic fungi (EPF) isolates from dead samples of Orosanga japonica (Melichar) (Hemiptera: Ricaniidae) was evaluated. Infected specimens with fungi results confirmed that the samples ...
New 1,3,4-thiadiazol derivatives: Synthesis, computational study and X-Ray
(Elsevier, 2020)
In this study, 4-hydroxyphenyl-3H-1,2,4-triazol-3-one derivatives (la-d), cyanomethoxyphenyl-3-alkyl/aryl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-acetonitriles (2a-d) and bis amino-1,3,4-thiadiazol-5-alkyl/aryl-2,4-dihydro-3H ...
Synthesis and spectroscopic characterization of novel methoxy bridged benzimidazolyl-substituted phthalocyanines as potent inhibitors of urease
(Pergamon-Elsevier Science Ltd, 2020)
In this study, novel peripherally 4-[(1H-benzimidazol-1-yl)methoxy] substituted Zn(II) (3) Cu(II) (4) and Co(II) (5) phthalocyanines were prepared and their structures were characterized spectroscopically. the light ...
Synthesis and characterization of activated carbon produced from waste human hair mass using chemical activation
(Springer Japan Kk, 2020)
In this study, hair waste was converted into active carbon for the first time and its characteristics were analyzed. As chemical activation tool, zinc chloride (ZnCl2) was impregnated and then carbonized under different ...
Synthesis of novel tetra-substituted benzimidazole compounds containing certain heterostructures with antioxidant and anti-urease activities
(Wiley, 2020)
A new series of 5,6-dimethyl-2-phenyl-1H-benzimidazole derivatives was synthesized. the antioxidant activities of the synthesized compounds were determined according to the cupric reducing antioxidant capacity (CUPRAC), ...
Synthesis, antibacterial and antioxidant activities of some new nsubstituted azachalcone, schiff base and pyrazole derivatives
(Bentham Science Publ Ltd, 2020)
Pyrazoles, Schiff bases and the quaternary ammonium compounds (QAC) such as N-alkyl substituted azachalcones are the important group of chemical individuals with widespread usage in many fields of science. in particular, ...
Activated carbon derived from tea waste: A promising supporting material for metal nanoparticles used as catalysts in hydrolysis of ammonia borane
(Pergamon-Elsevier Science Ltd, 2020)
Activated carbons with high porosity and high surface area are promising materials to be used in wide-range applications. They can easily be prepared from various biomass source following by simple and reproducible activation ...
Electrochemistry of novel tetra peripherally and non-peripherally substituted phthalocyanines bearing morpholine groups
(Elsevier Science Sa, 2020)
Morpholine bearing phthalonitriles (3a and 3b) and peripherally and non-peripherally tetra substituted TiOPc and CuPc complexes (4a-5b) were prepared. Electrochemical responses of metallophthalocyanines were analysed and ...