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dc.contributor.author
Impellizzeri, Stefania
dc.contributor.author
Simoncelli, Sabrina
dc.contributor.author
Fasciani, Chiara
dc.contributor.author
Marin, M. Luisa
dc.contributor.author
Hallett Tapley, Geniece L.
dc.contributor.author
Hodgson, Gregory K.
dc.contributor.author
Scaiano, Juan C.
dc.date.available
2016-02-10T16:00:35Z
dc.date.issued
2014-08
dc.identifier.citation
Impellizzeri, Stefania ; Simoncelli, Sabrina; Fasciani, Chiara; Marin, M. Luisa; Hallett Tapley, Geniece L.; et al.; Mechanistic Insights into the Nb2O5 Catalyzed In Situ Condensation of a Fluorescent Halochromic Assembly; Royal Society of Chemistry; Catalysis Science & Technology; 5; 1; 8-2014; 169-175
dc.identifier.issn
2044-4753
dc.identifier.uri
http://hdl.handle.net/11336/4101
dc.description.abstract
Solid niobium oxides (Nb2O5·nH2O) and niobium phosphate were used as heterogeneous acid catalysts to promote the condensation between a switchable oxazine and a fluorescent coumarin in an aprotic solvent. The catalysts were found to promote the generation of an active methylene from the enamine-based portion of the oxazine, which was followed by a nucleophilic attack on the aldehyde functionality of the coumarin reagent. In the resulting system, the emission of the conjugated fluorophore can be observed at 670 nm and, thus, the processes occurring at the catalyst surface can be monitored in real time by total internal reflection fluorescence microscopy (TIRFM).
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Royal Society of Chemistry
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by/2.5/ar/
dc.subject
Catalysis
dc.subject
Niobium Oxides
dc.subject
Oxazine
dc.subject
Single Molecule
dc.subject.classification
Química Coloidal
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Mechanistic Insights into the Nb2O5 Catalyzed In Situ Condensation of a Fluorescent Halochromic Assembly
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-30 10:35:44.97925-03
dc.journal.volume
5
dc.journal.number
1
dc.journal.pagination
169-175
dc.journal.pais
Reino Unido
dc.journal.ciudad
Londres
dc.description.fil
Fil: Impellizzeri, Stefania . University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá
dc.description.fil
Fil: Simoncelli, Sabrina. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Química, Física de los Materiales, Medioambiente y Energía; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Parque Centenario. Centro de Investigaciones en Bionanociencias "Elizabeth Jares Erijman"; Argentina
dc.description.fil
Fil: Fasciani, Chiara. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá
dc.description.fil
Fil: Marin, M. Luisa. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá. Universitat Politècnica de València. Instituto Universitario Mixto de Tecnología Química; España
dc.description.fil
Fil: Hallett Tapley, Geniece L.. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá
dc.description.fil
Fil: Hodgson, Gregory K.. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá
dc.description.fil
Fil: Scaiano, Juan C.. University of Ottawa. Centre for Catalysis Research and Innovation. Department of Chemistry; Canadá
dc.journal.title
Catalysis Science & Technology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://pubs.rsc.org/en/content/articlelanding/cy/2015/c4cy00703d#!divAbstract
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/DOI:10.1039/C4CY00703D
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/issn/2044-4753
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