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dc.contributor.author
Sarmiento, Gabriela Pabla
dc.contributor.author
Zelcer, Andrés
dc.contributor.author
Espinosa, Mariela Soledad
dc.contributor.author
Babay, Paola Alejandra
dc.contributor.author
Mirenda, Martin
dc.date.available
2018-06-28T17:46:00Z
dc.date.issued
2016-01
dc.identifier.citation
Sarmiento, Gabriela Pabla; Zelcer, Andrés; Espinosa, Mariela Soledad; Babay, Paola Alejandra; Mirenda, Martin; Photochemistry of imidazolium cations. Water addition to methylimidazolium ring induced by UV radiation in aqueous solution; Elsevier Science Sa; Journal of Photochemistry and Photobiology A: Chemistry; 314; 1-2016; 155-163
dc.identifier.issn
1010-6030
dc.identifier.uri
http://hdl.handle.net/11336/50416
dc.description.abstract
The UV-C induced photoaddition of water to N-alkyl-N′-methylimidazolium cations was studied. The main photoreaction products exhibit chemical additions of a proton and a hydroxyl group to either positions 4 or 5 of the imidazolium ring. For unsymmetrical imidazolium cations, two positional isomers were obtained as products. In these cases, the most abundant isomer is the one in which the hydroxyl group adds at the side of the ring having the longer alkyl substituent. Experiments performed in D2O solutions reveal that the additions of proton and hydroxyl group never take place at the same carbon atom, in a reaction that produces equal amounts of diastereoisomers. Moreover, the formation of diastereoisomers at equal proportions suggests that the reaction proceeds in an unconcerted fashion.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science Sa
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Imidazolium
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Ionic Liquid
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Photoaddition
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Uv-C Reaction
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Water Addition
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Otras Ciencias Químicas
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Photochemistry of imidazolium cations. Water addition to methylimidazolium ring induced by UV radiation in aqueous solution
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2018-06-22T14:34:48Z
dc.journal.volume
314
dc.journal.pagination
155-163
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Sarmiento, Gabriela Pabla. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina
dc.description.fil
Fil: Zelcer, Andrés. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Centro de Investigaciones en Bionanociencias ; Argentina
dc.description.fil
Fil: Espinosa, Mariela Soledad. Comisión Nacional de Energía Atómica; Argentina
dc.description.fil
Fil: Babay, Paola Alejandra. Comisión Nacional de Energía Atómica; Argentina
dc.description.fil
Fil: Mirenda, Martin. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina
dc.journal.title
Journal of Photochemistry and Photobiology A: Chemistry
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.sciencedirect.com/science/article/pii/S1010603015002786
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.jphotochem.2015.07.018
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