Results 151 to 159 of about 576,075 (159)

Tuning the redox chemistry of 4-benzoyl-N-methylpyridinium cations through para substitution. Hammett linear free energy relationships and the relative aptitude of the two-electron reduced forms for H-bonding.

Journal of Organic Chemistry, 2002
N. Leventis, Abdel-Monem M Rawaswdeh, Guo-Hui Zhang, I. Elder, C. Sotiriou-Leventis   +4 more
semanticscholar   +1 more source

Temperature and substituent effects on the dissociation constants of 5-azorhodanine derivatives. Semi-empirical quantum mechanical calculation.

Spectrochimica Acta Part A - Molecular and Biomolecular Spectroscopy, 2002
Tarek M. El-Gogary, A. El-Bindary, A. S. Hilali   +2 more
semanticscholar   +1 more source

A Survey of Hammett Substituent Constants and Resonance and Field Parameters

Chemical Reviews, 1991
R W Taft, Corwin Hänsch, A Leo
exaly  

QSARs for predicting reductive transformation rate constants of halogenated aromatic hydrocarbons in anoxic sediment systems

, 1992
W. Peijnenburg, M. '. 't Hart, H. D. den Hollander, D. van de Meent, H. Verboom, N. Wolfe   +5 more
semanticscholar   +1 more source

Linear free energy relations and the hammett equation for substituted pyridine 1‐oxides

, 1967
J. H. Nelson, R. Garvey, R. Ragsdale
semanticscholar   +1 more source

Organophosphate and organophosphorothionate esters: Application of linear free energy relationships to estimate hydrolysis rate constants for use in environmental fate assessment

, 1980
N. Wolfe
semanticscholar   +1 more source

Relationship Between Electrophilicity Index, Hammett Constant and Nucleus-Independent Chemical Shift

Journal of Chemical Sciences, 2005
Ramakrishnan Parthasarathi, Utpal Sarkar, Venkatesan Subramanian   +2 more
exaly  

Dimerization constants for phosphoric acid diesters

, 1996
J. Deford, Feiya Chu, E. Anslyn
semanticscholar   +1 more source

Inter-Hammett: Enhancing Interpretability in Hammett‘s Constant Prediction via Extracting Rules

ChemistrySelect
exaly