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A method to determine the Gibbs energy of specific interactions in solutions. Hydrogen bonding of proton donating solutes in basic solvents

Sedov I.; Solomonov B. (2009)

One of two fundamental types of solute-solvent intermolecular interactions are the specific interactions, such as hydrogen bonding complexation between solute and solvent. The Gibbs energy of specific interactions is an ...
A new method for the determination of cooperative hydrogen bonding enthalpy of proton acceptors with associated species of alcohols

Solomonov B.; Varfolomeev M.; Novikov V. (2006)

A calorimetric method for the determination of cooperative hydrogen bonding (HB) enthalpy of proton acceptors (B) with associated species of alcohols is proposed. The average enthalpy of cooperative HB of pyridine with ...
"Additive" cooperativity of hydrogen bonds in complexes of catechol with proton acceptors in the gas phase: FTIR spectroscopy and quantum chemical calculations

Varfolomeev M.; Klimovitskii A.; Abaidullina D.; Madzhidov T.; Solomonov B. (2012)

Experimental study of hydrogen bond cooperativity in hetero-complexes in the gas phase was carried out by IR-spectroscopy method. Stretching vibration frequencies of OH groups in phenol and catechol molecules as well as ...
Calorimetric and infrared study of methyl iodide and some monosubstituted butyl halides. Does methyl iodide form hydrogen bonds as a proton donor?

Borisover M.; Stolov A.; Baitalov F.; Morozov A.; Solomonov B. (1996)

The solution enthalpies of methyl iodide, n- and t-butyl chlorides, n- and t-butyl iodides in cyclohexane, carbon tetrachloride, acetone and dimethyl sulfoxide (DMSO) were measured calorimetrically and the transfer enthalpies ...
Comparative study of the vibrational spectra of carboxylate azocalix[4]arenes and azothiacalix[4]arenes

Furer V.L.; Vandyukov A.E.; Ahkmetzyanova Z.V.; Burilov V.A.; Solovieva S.E.; Antipin I.S.; Kovalenko V.I. (2021)

The vibrational spectra of calix[4]arene (p-CAC) and thiacalix[4]arenes with azobenzene units having carboxylate groups in the para (p-CATC) and meta position (m-CATC) were recorded and analyzed. The calculated structures ...
Cooperation effect of classical O-H…···N and non-classical C-H…···…N hydrogen bonding at the formation of supramolecular tubes based on novel 1,2,4-triazolyl derivative of calix[4]arene in crystalline phase

Ovsyannikov A.; Akhmetzyanova Z.; Popova E.; Latypov E.; Litvinov I.; Solovieva S.; Antipin I. (2019)

© ISUCT Publishing. Synthesis of new 1,2,4-triazolyl containing macrocyclic ligand on the calix[4]arene platform (Schiff base) was performed by condensation of the corresponding upper rim tetraaldehyde derivative of ...
Cooperative hydrogen bonding in solution: Influence of molecule structure

Solomonov B.; Varfolomeev M.; Abaidullina D. (2007)

Influence of cooperative interactions on IR stretching vibration frequencies of complexes CCl3H⋯ROH⋯B (B-base), CCl3H⋯ROH⋯O(C2H5)2 and CCl3H⋯ROH⋯ROH in proton donor solvent CCl3H were studied. Solvent effects on OH stretching ...
DFT study of conformation, hydrogen bonds, IR, and Raman spectra of the sodium salt of p-hexasulfonatocalix[6]arene DFT

Furer V.L.; Vandyukov A.E.; Kleshnina S.R.; Solovieva S.E.; Antipin I.S.; Kovalenko V.I. (2021)

The vibrational spectra of p-hexasulfonatocalix[6]arene hexasodium salt (SC6) and p‑tert-butylcalix[6]arene (TB6) were studied. The comparison of the IR spectra SC6 and TB6 allows to distinguish bands of tert‑butyl and ...
Effect of halogen substitution on the enthalpies of solvation and hydrogen bonding of organic solutes in chlorobenzene and 1,2-dichlorobenzene derived using multi-parameter correlations

Varfolomeev M.; Rakipov I.; Khachatrian A.; Acree W.; Brumfield M.; Abraham M. (2015)

© 2015 Elsevier B.V. Enthalpies of solution at infinite dilution at 298 K, Δ<inf>soln</inf>H<sup>A/Solvent</sup>, have been measured by isothermal solution calorimetry for 43 and 72 organic solutes dissolved in chlorobenzene ...
Enthalpies of solution of 1-ethyl- and 1-butyl-3-methylimidazolium based ionic liquids in tetrahydrofuran and chloroform at 298.15 K: Thermochemical proton acceptor scale of anions

Khachatrian A.; Varfolomeev M.; Akhmadeev B. (2016)

© 2016 Elsevier B.V.In this work the thermodynamics of intermolecular interactions for imidazolium based ionic liquids in solutions of proton donor solvent chloroform and proton acceptor solvent tetrahydrofuran was studied ...
Examination of hydrogen-bonding interactions between dissolved solutes and alkylbenzene solvents based on Abraham model correlations derived from measured enthalpies of solvation

Varfolomeev M.; Rakipov I.; Acree W.; Brumfield M.; Abraham M. (2014)

© 2014 Elsevier B.V. All rights reserved. Enthalpies of solution at infinite dilution of 48 organic solutes in mesitylene and 81 organic solutes in p-xylene were measured using isothermal solution calorimeter. Enthalpies ...
FT-IR and FT-Raman study of hydrogen bonding in p-alkylcalix[8]arenes

Неизвестный автор (2018)

© 2018 Elsevier B.V. The FTIR and FT Raman spectra of p-alkylcalix[8]arenes (alkyl = tert-butyl, isononyl) were recorded. Analysis of IR spectra showed that the cyclic cooperative intramolecular hydrogen bond is realized ...
FT-IR and FT-Raman study of p-sulfonatocalix [8]arene

Furer V.; Vandyukov A.; Kleshnina S.; Solovieva S.; Antipin I.; Kovalenko V. (2020)

© 2019 Elsevier B.V. Spectral study indicates that the hydroxyl groups of calixarene are involved in the formation of intramolecular hydrogen bonds which stabilize the conformation of the pleated loop. Spectral characteristics, ...
FTIR – spectroscopy of intermolecular interactions of pyrrole in solutions: The influence of media and cooperativity of hydrogen bonds

Rakipov I.; Petrov A.; Akhmadiyarov A.; Khachatrian A.; Klimovitskii A.; Varfolomeev M.; Solomonov B. (2019)

© 2018 Elsevier B.V. FTIR spectral analysis of solvation effects on the absorption frequencies of N–H stretching vibrations of pyrrole as well as its complexes with proton acceptors (B) was carried out. The comparative ...
Gibbs energy of cooperative hydrogen-bonding interactions in aqueous solutions of amines and pyridines

Solomonov B.; Sedov I.; Akhmadiyarov A. (2009)

A method to determine the Gibbs energy of specific (hydrogen bonding) interactions of a solute with water is proposed. The energies of hydrogen bonding in bulk water are very difficult to determine by any method. The Gibbs ...
Gibbs free energy of hydrogen bonding of aliphatic alcohols with liquid water at 298K

Sedov I.; Solomonov B. (2012)

Thermodynamics of hydrogen bonding between water and molecules of aliphatic alcohols in dilute aqueous solutions is studied. The Gibbs free energies of hydrogen bonding of normal aliphatic alcohols from methanol to octanol ...
Hydrogen bonding in neat aliphatic alcohols: The Gibbs free energy of self-association and molar fraction of monomer

Sedov I.; Solomonov B. (2012)

The magnitudes of the Gibbs free energies of self-association for several primary aliphatic alcohols at 298 K are calculated. The fraction of monomeric molecules in bulk alcohols is determined. We started from the experimental ...
Infrared band intensities of 1,2-dibromoethane in solutions: Electrostatic effect and influence of hydrogen bonding on the conformational equilibrium

Stolov A.; Kohan N.; Remizov A. (1997)

The conformational equilibrium of 1,2-dibromoethane (DBE) in various media (vapor phase, liquid, and solutions in n-hexane, carbon tetrachloride, toluene, carbon disulfide, bromoform, acetone, nitromethane, deuterated ...
Investigation of hydrogen bonding in p-sulfonatocalix[4]arene and its thermal stability by vibrational spectroscopy

Furer V.; Vandyukov A.; Khamatgalimov A.; Kleshnina S.; Solovieva S.; Antipin I.; Kovalenko V. (2019)

© 2019 Elsevier B.V. The vibrational spectra of p-sulfonatocalix [4] arene were studied. The geometrical parameters, the energies, the frequencies and the intensities of the bands in the IR and Raman spectra are calculated ...
Medium viscosity effect on fluorescent properties of Sn(IV)-tetra(4-sulfonatophenyl)porphyrin complexes in buffer solutions

Mamardashvili G.; Maltceva O.; Lazovskiy D.; Khodov I.; Borovkov V.; Mamardashvili N.; Koifman O. (2019)

© 2019 Elsevier B.V. Supramolecular triads consisting of hydrophilic Sn(IV)-tetra(4-sulfophenyl)-porphyrin and two axial guests such as propylphenol, tyrosine, and 2-(2-hydroxyphenyl)-benzoxazole were synthesized. The ...

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