2024-03-19T02:32:59Zhttps://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/218582021-06-23T11:52:17Zcom_10324_1186com_10324_931com_10324_894col_10324_1404
Blanco Rodríguez, Susana
9f338fc865a2c76f
500
0000-0002-1196-3844
Pinacho Morante, Pablo
5429f375-6f0f-4a5b-a68a-428f3567244c
500
López Alonso, Juan Carlos
28e9193279e8604c
500
0000-0003-1028-779X
2016-12-20T12:34:09Z
2018-03-03T00:40:30Z
2016
Angewandte Chemie International Edition, 2016, 55, p. 9331 –9335
1433-7851
http://uvadoc.uva.es/handle/10324/21858
10.1002/anie.201603319
Angewandte Chemie International Edition
Producción Científica
The rotational spectrum of formamide2-H2O formed in a supersonic jet has been characterized by Fourier transform microwave spectroscopy. This adduct provides a simple model of water mediated interaction involving the amide linkages, as occur in protein folding or amide association processes, showing the interplay between self-association and solvation. Mono-substituted 13C, 15N, 18O and 2H isotopologues have been observed to investigate the structure. The adduct forms an almost planar three body sequential cycle. The two formamide molecules link on one side through an N-H···O hydrogen bond and on the other side through a water-mediated interaction with the formation of C=O···H-O and O···H-N hydrogen bonds. The analysis of the quadrupole coupling effects due to the presence of two 14N-nuclei reveal the subtle inductive forces associated to cooperative hydrogen bonding. These forces are involved in the changes detected in the C=O and C-N bond distances with respect to bare formamide.
2018-03-03
Ministerio de Economía, Industria y Competitividad (CTQ2013-40717-P)
Junta de Castilla y León (programa de apoyo a proyectos de investigación – Ref. VA334U14)
application/pdf
eng
Wiley
info:eu-repo/semantics/openAccess
http://creativecommons.org/licenses/by-nc-nd/4.0/
Attribution-NonCommercial-NoDerivatives 4.0 International
Physical Chemistry
Hydrogen-Bond Cooperativity in Formamide2–Water: A Model for Water-Mediated Interactions
info:eu-repo/semantics/article
http://onlinelibrary.wiley.com/
SI
ORIGINAL
f2w-smt-acie.pdf
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2021-06-23 13:52:17.686
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