Why does deuterium substitution lead to the contraction of X···π distance? Origin of the reverse Ubbelohde effect in XH···π interaction

Verfasser / Beitragende:
[Taro Udagawa, Masanori Tachikawa]
Ort, Verlag, Jahr:
2015
Enthalten in:
Theoretical Chemistry Accounts, 134/3(2015-03-01), 1-5
Format:
Artikel (online)
ID: 605487650
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024 7 0 |a 10.1007/s00214-015-1633-7  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00214-015-1633-7 
245 0 0 |a Why does deuterium substitution lead to the contraction of X···π distance? Origin of the reverse Ubbelohde effect in XH···π interaction  |h [Elektronische Daten]  |c [Taro Udagawa, Masanori Tachikawa] 
520 3 |a The H/D/T geometrical isotope effect (GIE) on XH···π interaction in XH···benzene (X=CH3, OH, and NH2) complexes is analyzed by MP2 level of multi-component molecular orbital calculations, which can take account of nuclear quantum nature. The distances between X atom and center of the benzene ring in XD···benzene and XT···benzene complexes are found to be shorter than that in XH···benzene complex, which shows a different trend in the conventional hydrogen-bonded complexes. Such reverse Ubbelohde effect in XH···benzene complexes is explained by the cooperative effect of two kinds of GIEs: (1) primary GIE on the covalent X-H bond and (2) secondary GIE on the H···π distance. We have clearly revealed that the primary GIE is dominant in the GIE of XH···π complexes. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Geometrical isotope effect (GIE)  |2 nationallicence 
690 7 |a XH···π interaction  |2 nationallicence 
690 7 |a Ubbelohde effect  |2 nationallicence 
690 7 |a Multi-component molecular orbital calculation  |2 nationallicence 
690 7 |a Nuclear quantum nature  |2 nationallicence 
700 1 |a Udagawa  |D Taro  |u Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, Yanagido 1-1, 501-1193, Gifu, Japan  |4 aut 
700 1 |a Tachikawa  |D Masanori  |u Quantum Chemistry Division, Graduate School of Science, Yokohama City University, Seto 22-2, Kanazawa-ku, 236-0027, Yokohama, Japan  |4 aut 
773 0 |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/3(2015-03-01), 1-5  |x 1432-881X  |q 134:3<1  |1 2015  |2 134  |o 214 
856 4 0 |u https://doi.org/10.1007/s00214-015-1633-7  |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/s00214-015-1633-7  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Udagawa  |D Taro  |u Department of Chemistry and Biomolecular Science, Faculty of Engineering, Gifu University, Yanagido 1-1, 501-1193, Gifu, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tachikawa  |D Masanori  |u Quantum Chemistry Division, Graduate School of Science, Yokohama City University, Seto 22-2, Kanazawa-ku, 236-0027, Yokohama, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Theoretical Chemistry Accounts  |d Springer Berlin Heidelberg  |g 134/3(2015-03-01), 1-5  |x 1432-881X  |q 134:3<1  |1 2015  |2 134  |o 214