Theoretical study of the basicity of alkyl amines in vacuo and in different solvents: a density functional theory approach
B Safi, K Choho, F De Proft, P Geerlings - Chemical physics letters, 1999 - Elsevier
A study is presented on the basicities of alkyl-substituted amines both in the gas phase and
in solution. In the first step, calculated group hardnesses are used to clarify the origin of the …
in solution. In the first step, calculated group hardnesses are used to clarify the origin of the …
The influence of solvents on the basicity of dipolar amines
AD Headley, ME McMurry - Journal of physical organic …, 1994 - Wiley Online Library
The relative basicities of six monosubstituted dipolar trimethylamines (XCH2NMe2) were
determined in nine different solvents from potentiometric titration. Solvation effects on …
determined in nine different solvents from potentiometric titration. Solvation effects on …
The use of global and local molecular parameters for the analysis of the gas-phase basicity of amines
W Yang, WJ Mortier - Journal of the American Chemical Society, 1986 - ACS Publications
It is demonstrated that the variationof the gas-phase basicities of amines can be analyzed by
using two parameters: one global and one local (that is, site-dependent). Two global …
using two parameters: one global and one local (that is, site-dependent). Two global …
Analysis of the basicity of substituted dimethylamines in different solvents by theoretical descriptors
AD Headley, J Nam - Journal of physical organic chemistry, 2002 - Wiley Online Library
By using theoretically determined descriptors in quantitative structure–property
relationships, quick and good a priori predictions of molecular properties can be …
relationships, quick and good a priori predictions of molecular properties can be …
Methylamines basicity calculations: in vacuo and in solution comparative analysis
I Tunon, E Silla, J Tomasi - The Journal of Physical Chemistry, 1992 - ACS Publications
A purely electrostatic method that does not explicitly takeaccount of specific interactions
such as hydrogen bondshas been used to calculate the basicity ordering of methylamines in …
such as hydrogen bondshas been used to calculate the basicity ordering of methylamines in …
Theoretical study of strong basicity in aromatic diamines
E Fujiwara, K Omoto, H Fujimoto - The Journal of Organic …, 1997 - ACS Publications
The basic strength of NH3, NH2 (CH3), NH (CH3) 2, and N (CH3) 3 has been evaluated by
generating for each species the orbital that plays the dominant role in electron delocalization …
generating for each species the orbital that plays the dominant role in electron delocalization …
Structural and energetic analysis of gas-phase hydrated ammonium ions with relevance to the" anomalous" order in amine basicities
RS Drago, TR Cundari, DC Ferris - The Journal of Organic …, 1989 - ACS Publications
The underlying cause for the anomalous basicityof the methylamine series in aqueous
solution is investigated. The proton affinity of theamines in the gas phase follows the order …
solution is investigated. The proton affinity of theamines in the gas phase follows the order …
Basicity of primary amines: a group properties based study of the importance of inductive (electronegativity and softness) and resonance effects
A Baeten, F De Proft, P Geerlings - Chemical physics letters, 1995 - Elsevier
The group properties of substituents are invoked to explain the gas phase proton affinity of a
variety of primary amines XNH2. A triple correlation using the group electronegativity, group …
variety of primary amines XNH2. A triple correlation using the group electronegativity, group …
Computational studies of aliphatic amine basicity
DC Caskey, R Damrauer, D McGoff - The Journal of Organic …, 2002 - ACS Publications
Computational studies have been used to examine the structural and energetic effects of
adding small numbers of water molecules to ammonia, methylamine, dimethylamine, and …
adding small numbers of water molecules to ammonia, methylamine, dimethylamine, and …
Basicity of organic bases and superbases in acetonitrile by the polarized continuum model and DFT calculations
Z Glasovac, M Eckert-Maksić, ZB Maksić - New journal of chemistry, 2009 - pubs.rsc.org
The basicities of a large number of organic bases and superbases, including nitrogen basic
centers in various chemical environments occurring in phosphazenes, amidines, amines …
centers in various chemical environments occurring in phosphazenes, amidines, amines …
相关搜索
- theoretical study of the basicity
- gas phase amine basicities
- dft calculations organic bases
- primary amines group properties
- primary amines resonance effects
- anomalous order amine basicities
- aromatic diamines strong basicity
- ammonium ions amine basicities
- gas phase anomalous order
- gas phase molecular parameters
- gas phase ammonium ions