An ab initio study of the electric field influence on the electron distribution of HCN,CH3CH, CH2=CHCN and CH2=C(CN)2

[No Value] HENNICO, Joseph Delhalle, [No Value] RAYNAUD, [No Value] REYANUD, [No Value] ELLINGER

Résultats de recherche: Contribution à un journal/une revueArticle

Résumé

To assess the role of the monomer polarizability in the course of electropolymerization reactions, an ab initio study of the influence of an intense electric field (109 V m−1) on the dipole moment and total atomic charges of HCN, CH3CN, CH2CHCN, CH2C(CN)2 and CH2CHCCH has been developed at the STO-3G, 3-21G and 6-31 G* levels. The calculated polarizabilities of the three vinylic molecules are high, the induced dipole moment being 10% of the permanent one. The decrease of the atomic charge observed on the vinylic CH2 group is insufficient for it to be solely responsible for the increase in its electrophilic character.
langue originaleAnglais
Pages (de - à)207-214
Nombre de pages8
journalChemical Physics Letters
Volume152
Les DOIs
Etat de la publicationPublié - 1988

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