Theoretical pKa calculations with continuum model solvents, alternative protocols to thermodynamic cycles
R Casasnovas, J Ortega‐Castro, J Frau… - … Journal of Quantum …, 2014 - Wiley Online Library
This article reviews different formulations of the thermodynamic cycles used for the
prediction of pKa values, their advantages, and disadvantages with special emphasis on the …
prediction of pKa values, their advantages, and disadvantages with special emphasis on the …
Empirically Fitted Parameters for Calculating pKa Values with Small Deviations from Experiments Using a Simple Computational Strategy
A Galano, A Pérez-González… - Journal of Chemical …, 2016 - ACS Publications
Two empirically fitted parameters have been derived for 74 levels of theory. They allow fast
and reliable p K a calculations using only the Gibbs energy difference between an acid and …
and reliable p K a calculations using only the Gibbs energy difference between an acid and …
Critical evaluation of implicit solvent models for predicting aqueous oxidation potentials of neutral organic compounds
JJ Guerard, JS Arey - Journal of chemical theory and computation, 2013 - ACS Publications
Quantum chemical implicit solvent models are used widely to estimate aqueous redox
potentials. We compared the accuracy of several popular implicit solvent models (SM8 …
potentials. We compared the accuracy of several popular implicit solvent models (SM8 …
Modern methods for estimation of ionization constants of organic compounds in solution
YE Zevatskii, DV Samoilov - Russian Journal of Organic Chemistry, 2011 - Springer
The review considers main up-to-date approaches to the calculation of ionization constants
of organic compounds in solutions. Methods based on quantum-chemical calculations …
of organic compounds in solutions. Methods based on quantum-chemical calculations …
Quantum chemical benchmarking, validation, and prediction of acidity constants for substituted pyridinium ions and pyridinyl radicals
Sensibly modeling (photo) electrocatalytic reactions involving proton and electron transfer
with computational quantum chemistry requires accurate descriptions of protonated …
with computational quantum chemistry requires accurate descriptions of protonated …
Calculations of pKa Values of Selected Pyridinium and Its N-Oxide Ions in Water and Acetonitrile
P Mech, M Bogunia, A Nowacki… - The Journal of Physical …, 2019 - ACS Publications
Pyridine, its N-oxide, and their derivatives are exciting classes of organic bases. These
compounds show widespread biological activity, and they are often used in synthesis. In this …
compounds show widespread biological activity, and they are often used in synthesis. In this …
Molecular Mechanism of NDMA Formation from N,N-Dimethylsulfamide During Ozonation: Quantum Chemical Insights into a Bromide-Catalyzed Pathway
D Trogolo, BK Mishra, MB Heeb… - … science & technology, 2015 - ACS Publications
During ozonation of drinking water, the fungicide metabolite N, N-dimethylsulfamide (DMS)
can be transformed into a highly toxic product, N-nitrosodimethylamine (NDMA). We used …
can be transformed into a highly toxic product, N-nitrosodimethylamine (NDMA). We used …
A reliable and efficient first principles‐based method for predicting pKa values. 4. organic bases
S Zhang - Journal of Computational Chemistry, 2012 - Wiley Online Library
The ionization (dissociation) constant (pKa) is one of the most important properties of a drug
molecule. It is reported that almost 68% of ionized drugs are weak bases. To be able to …
molecule. It is reported that almost 68% of ionized drugs are weak bases. To be able to …
Absolute pKa Values and Solvation Structure of Amino Acids from Density Functional Based Molecular Dynamics Simulation
M Mangold, L Rolland, F Costanzo… - Journal of chemical …, 2011 - ACS Publications
Absolute p K a values of the amino acid side chains of arginine, aspartate, cysteine,
histidine, and tyrosine; the C-and N-terminal group of tyrosine; and the tryptophan radical …
histidine, and tyrosine; the C-and N-terminal group of tyrosine; and the tryptophan radical …
Isodesmic reaction for pK a calculations of common organic molecules
S Sastre, R Casasnovas, F Munoz, J Frau - 8th Congress on Electronic …, 2014 - Springer
Three quantum chemistry methods (B3LYP, M05-2X and CBS-4B3*) have been used, in
combination with SMD and CPCM continuum solvent models, to calculate the aqueous pK a …
combination with SMD and CPCM continuum solvent models, to calculate the aqueous pK a …