Theoretical studies on acid-base interactions in the substituted 4-nitropyridines and their N-oxides systems (original) (raw)

Ab initio studies of acid–base reactions in the substituted 4-nitropyridine N-oxide systems

Lech Chmurzyński, Joanna Makowska

Journal of Molecular Structure: THEOCHEM, 2005

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A potentiometric study of (acid+base) equilibria in substituted 4-nitropyridine N-oxide systems in methanol and dimethyl sulfoxide

Lech Chmurzyński

The Journal of Chemical Thermodynamics, 2007

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Basicity comparison for di-substituted 4-nitropyridine derivatives in polar non-aqueous media

Lech Chmurzyński

The Journal of Chemical Thermodynamics, 2007

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Temperature dependence of the acid–base equilibrium constants of substituted pyridine N-oxides in acetonitrile

wael Khalil

Journal of Molecular Structure, 1999

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Potentiometric and ab initio studies of acid–base interactions of substituted 4-halo(Cl,Br)pyridine N-oxide systems

Lech Chmurzyński, Joanna Makowska

The Journal of Chemical Thermodynamics, 2006

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Relationship between the Electronic Structure and Acidic-Basic Properties of 4-Substituted Pyridine N-Oxides

Adam Liwo

Zeitschrift für Naturforschung B, 1989

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Ab Initio Study of the Energetics of Protonation and Homocomplexed Cation Formation in Systems with Pyridine and Its Derivatives

Lech Chmurzyński

The Journal of Physical Chemistry A, 2001

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A study of cationic heteroconjugation equilibria of substituted pyridine N-oxides in acetonitrile

Lech Chmurzyński

Analytica Chimica Acta, 1997

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Acid–base equilibria in systems involving substituted pyridines in polar aprotic protophobic media and in the amphiprotic methanol

Lech Chmurzyński

Analytica Chimica Acta, 2000

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Proton affinities and preferred protonation sites in 3- and 4-substituted pyridines. Prediction from 1s orbital energies

Javier Catalán

Journal of the American Chemical Society, 1979

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A Study of Acid-Base Equilibria in Acetonitrile Systems of 2-Halo(Cl,Br,I)-4-nitropicoline(3,5,6) N-oxides

Lech Chmurzyński

Molecules, 1999

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Relationships between the thermodynamics of protonation in the gas and aqueous phase for 2-, 3-, and 4- substituted pyridines

Donald Aue

Journal of the American Chemical Society, 1991

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ChemInform Abstract: Experimental and Theoretical Studies on the Tautomerism in 2-Aminopyridines and 2(1H)-Pyridinones: Synthesis of 2-Amino-4-aryl-3-cyano-6-(3,4-dimethoxyphenyl)pyridines and 4-Aryl-3-cyano-6-(3,4-dimethoxyphenyl)-2(1H)-pyridinones

Hossein Eshghi

ChemInform, 2011

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The Redox Chemistry of 4Benzoyl N- methylpyridinium Cations in Acetonitrile with and without Proton Donors: The Role of Hydrogen Bonding

Abdel Rawashdeh

Journal of Physical Chemistry B, 2001

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Absolute and relative pKa calculations of mono and diprotic pyridines by quantum methods

Josefa Donoso, A. Salvà, J. Frau

Journal of Molecular Structure: THEOCHEM, 2009

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ChemInform Abstract: Experimental and Theoretical Study of the 1,3Dipolar Cycloaddition Between D-Glyceraldehyde Nitrones and Acrylates. Diastereoselective Approach to 4Hydroxy Pyroglutamic Acid Derivatives

Roberto Romeo

Cheminform, 2010

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Investigations of the reactivity of pyridine carboxylic acids with diazodiphenylmethane in protic and aprotic solvents: Part II: Pyridine mono-carboxylic acid N-oxides

Milica Vukovic

Journal of The Serbian Chemical Society, 2006

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Interaction of pyridine- and 4-hydroxypyridine-2,6-dicarboxylic acids with heavy metal ions in aqueous solutions

Debbie Crans

Heteroatom Chemistry, 2003

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Spectroscopic investigation on proton transfer reaction in the complex of 2-aminopyridine with 2, 6-dichloro-4-nitrophenol in different solvents

Khairia Al-Ahmary

Journal of Molecular Liquids, 2011

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Theoretical study of the proton affinities of 2-, 3-, and 4-monosubstituted pyridines in the gas phase by means of MINDO/3, MNDO, and AM1

Gershom Martin

Journal of Computational Chemistry, 1989

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Investigations of the reactivity of pyridine carboxylic acids with diazodiphenylmethane in protic and aprotic solvents. Part I. Pyridine mono-carboxylic acids

Aleksandar Marinkovic

Journal of The Serbian Chemical Society, 2005

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Potentiometric investigation of acid-base equilibria of two new pyrimidine derivatives in various methanol-water media

Hasan Hayri Kilic

Journal of the Serbian Chemical Society, 2006

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Protonation of Pyridine Monocarboxylate-N-Oxides - Determination of Thermodynamic, Absorbance and Ion Interaction Parameters

Bhupendra Tomar

ChemistrySelect, 2017

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Electrochemistry and spectroelectrochemistry of polypyridine ligands: A theoretical approach

Simone Zanarini

Inorganica Chimica Acta, 2007

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Thermodynamic and spectroscopic investigation on Ni(II)pyridine mixed complexes with iminodiacetic, oxydiacetic and thiodiacetic acids in aqueous solution

G. Arena

Inorganica Chimica Acta, 1981

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Quantum chemical studies on acidity-basicity behaviors of some bipyridine derivatives

Devrim Özöğüt

Arkivoc, 2010

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Association of 2-acylaminopyridines and benzoic acids. Steric and electronic substituent effect studied by XRD, solution and solid-state NMR and calculations

Arto Valkonen, Kari Rissanen

Journal of Molecular Structure, 2013

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Thermodynamic Acidity Studies of 6,6'-dihydroxy-2,2'-bipyridine: A Combined Experimental and Computational Approach

Monica Vasiliu

The journal of physical chemistry. A, 2018

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Intrinsic acidities of carbon and nitrogen acids measured by gas phase proton transfer equilibriums. Substituent effects on the stabilities of gas phase carbanions and nitrogen anions

Terrance McMahon

Journal of the American Chemical Society, 1976

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Potentiometric Determination of Acidity Constants of Some Pyrimidine Derivatives in Organic-Water Media

Journal of Chemistry and Materials Research

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