V
Valentin A. Sharnin
Researcher at Ivanovo State University of Chemistry and Technology
Publications - 118
Citations - 626
Valentin A. Sharnin is an academic researcher from Ivanovo State University of Chemistry and Technology. The author has contributed to research in topics: Solvation & Solvent. The author has an hindex of 12, co-authored 107 publications receiving 497 citations.
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Journal ArticleDOI
Spatial structure, thermodynamics and kinetics of formation of hydrazones derived from pyridoxal 5′-phosphate and 2-furoic, thiophene-2-carboxylic hydrazides in solution
G. A. Gamov,Ilya A. Khodov,Ilya A. Khodov,K.V. Belov,K.V. Belov,M. N. Zavalishin,A.N. Kiselev,T. R. Usacheva,Valentin A. Sharnin +8 more
TL;DR: In this paper, the spatial structure of pyridoxal 5′-phosphate hydrazones of 2-furoic hydrazide; thiophene-2-carboxylic hydrazides in aqueous solution was studied by means of quantum chemical calculations and NOE experiment.
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Potentiometric and calorimetric study on stability of nicotinamide complexes of silver(I) and copper(II) in aqueous ethanol and dimethylsulfoxide
TL;DR: In this paper, the complex formation between silver and nicotinamide in water-ethanol and water-dimethylsulfoxide media was studied by means of potentiometric technique and the heat of complex formation was measured using the method of precision calorimetry.
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Thermodynamics of complex formation between hydroxypropyl-β-cyclodextrin and quercetin in water–ethanol solvents at T = 298.15 K
T. R. Usacheva,Dzhovidon Kabirov,Diana Beregova,G. A. Gamov,Valentin A. Sharnin,Marco Biondi,Laura Mayol,Federica D’Aria,Concetta Giancola +8 more
TL;DR: In this paper, the formation of a QCT/HPβCD host-guest complex with a stoichiometric ratio of 1:1 in X(EtOH) was studied by calorimetric titration, and the stability of molecular complexes was assessed by UV-Vis spectrophotometry.
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The influence of the composition of an aqueous-acetone solvent on the thermodynamic characteristics of complex formation of 18-crown-6 ether with glycine
TL;DR: In this paper, the influence of the composition of water-acetone solvents on the enthalpies of complex formation between 18-crown-6 and glycine and solvation of chemical equilibrium participants was studied.
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Stability of H-complexes of nicotinamide nitrogen heteroatom with water and ethanol in mixed solvents by 13C NMR probing.
TL;DR: The formation constants of the nicotinamide H‐complexes with protonic solvents such as water and ethanol in aqueous dimethyl sulfoxide and aqueously ethanol were determined using 13C NMR data.