Solvation effects on electronic polarization and reactivity indices at the air-water interface: insights from a theoretical study of cyanophenols

Verfasser / Beitragende:
[Marilia Martins-Costa, Manuel Ruiz-Lopez]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/2(2015-02-01), 1-7
Format:
Artikel (online)
ID: 605488525
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024 7 0 |a 10.1007/s00214-014-1609-z  |2 doi 
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245 0 0 |a Solvation effects on electronic polarization and reactivity indices at the air-water interface: insights from a theoretical study of cyanophenols  |h [Elektronische Daten]  |c [Marilia Martins-Costa, Manuel Ruiz-Lopez] 
520 3 |a We report a theoretical analysis of solvation effects on the molecular properties of ortho, meta, and para cyanophenol isomers at the air-water interface. The study was carried out using a self-consistent image charge polarizable continuum model, which allows to get clear insights on the solvation process and to rationalize the calculated differences with respect to solvation in bulk water. The results show that polarization at the air-water interface cannot be compared to polarization in a bulk solvent of low or medium polarity, as sometimes claimed. Indeed, though the calculated induced dipole moments at the interface are always significantly smaller than the induced moments in bulk water, other reactivity indices such as the chemical potential experience the largest solvation effects at the interface. Moreover, the relationship between solvation energies and solute polarity at the interface is not as simple as in the case of bulk solvation. In this respect, the study emphasizes the key role of the topology of the electrostatic field created by the polarized medium because its high anisotropy at the interface makes the molecular properties to be very dependent on the relative orientation of the solute. These findings can explain the higher chemical and photochemical reactivity previously described for some molecules and radicals of atmospheric interest. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Aqueous interfaces  |2 nationallicence 
690 7 |a Solvation effects  |2 nationallicence 
690 7 |a Reactivity indices  |2 nationallicence 
690 7 |a Electronic polarization  |2 nationallicence 
690 7 |a Dielectric model  |2 nationallicence 
690 7 |a Cyanophenol  |2 nationallicence 
700 1 |a Martins-Costa  |D Marilia  |u SRSMC, University of Lorraine, BP 70239, 54506, Vandoeuvre-les-Nancy, France  |4 aut 
700 1 |a Ruiz-Lopez  |D Manuel  |u SRSMC, University of Lorraine, BP 70239, 54506, Vandoeuvre-les-Nancy, France  |4 aut 
773 0 |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/2(2015-02-01), 1-7  |x 1432-881X  |q 134:2<1  |1 2015  |2 134  |o 214 
856 4 0 |u https://doi.org/10.1007/s00214-014-1609-z  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00214-014-1609-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Martins-Costa  |D Marilia  |u SRSMC, University of Lorraine, BP 70239, 54506, Vandoeuvre-les-Nancy, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ruiz-Lopez  |D Manuel  |u SRSMC, University of Lorraine, BP 70239, 54506, Vandoeuvre-les-Nancy, France  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/2(2015-02-01), 1-7  |x 1432-881X  |q 134:2<1  |1 2015  |2 134  |o 214