Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids
- Autores
- Bordoni, Andrea Veronica; Lombardo, Maria Veronica; Regazzoni, Alberto Ernesto; Soler Illia, Galo Juan de Avila Arturo; Wolosiuk, Alejandro
- Año de publicación
- 2015
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- A straightforward approach for anchoring tailored carboxylic groups in mesoporous SiO2 colloidal materials is presented. The thiol-ene photochemical reaction between vinyltrimethoxysilane precursors and various thiocarboxylic acids which has, click chemistry features (i.e. high conversion yields, insensitivity to oxygen, mild reaction conditions), results in carboxylated silane precursors that can be readily used as surface modifiers. The carboxylic groups of acetic, undecanoic and succinic acid were immobilized on the silica mesopore walls of SBA-15 powders employing the synthesized silane precursors. Post-grafting has been confirmed through infrared spectrometry (FTIR), energy dispersive X-ray spectroscopy (EDS), elemental analysis (EA) and zeta potential measurements. Detailed field-emission gun scanning electron microscopy (FESEM) images and small angle X-ray scattering (SAXS) data revealed parallel mesopores and ordered mesostructures. It is shown that the immobilized COOH groups are chemically accessible for acid-base reactions as well as copper adsorption. Immobilization of easily synthesized tailored carboxylic modified alkoxide precursors within mesoporous systems provides a unique chemical nanoenvironment within these ordered frameworks.
Fil: Bordoni, Andrea Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Lombardo, Maria Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina
Fil: Regazzoni, Alberto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina
Fil: Soler Illia, Galo Juan de Avila Arturo. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Química Inorgánica, Analítica y Química Física; Argentina
Fil: Wolosiuk, Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina - Materia
-
Carboxylic Groups
Click Chemistry
Functionalized Sio≪Inf≫2≪/Inf≫
Mesostructured Materials
Sba-15
Thiol-Ene Addition - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/38385
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Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acidsBordoni, Andrea VeronicaLombardo, Maria VeronicaRegazzoni, Alberto ErnestoSoler Illia, Galo Juan de Avila ArturoWolosiuk, AlejandroCarboxylic GroupsClick ChemistryFunctionalized Sio≪Inf≫2≪/Inf≫Mesostructured MaterialsSba-15Thiol-Ene Additionhttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1A straightforward approach for anchoring tailored carboxylic groups in mesoporous SiO2 colloidal materials is presented. The thiol-ene photochemical reaction between vinyltrimethoxysilane precursors and various thiocarboxylic acids which has, click chemistry features (i.e. high conversion yields, insensitivity to oxygen, mild reaction conditions), results in carboxylated silane precursors that can be readily used as surface modifiers. The carboxylic groups of acetic, undecanoic and succinic acid were immobilized on the silica mesopore walls of SBA-15 powders employing the synthesized silane precursors. Post-grafting has been confirmed through infrared spectrometry (FTIR), energy dispersive X-ray spectroscopy (EDS), elemental analysis (EA) and zeta potential measurements. Detailed field-emission gun scanning electron microscopy (FESEM) images and small angle X-ray scattering (SAXS) data revealed parallel mesopores and ordered mesostructures. It is shown that the immobilized COOH groups are chemically accessible for acid-base reactions as well as copper adsorption. Immobilization of easily synthesized tailored carboxylic modified alkoxide precursors within mesoporous systems provides a unique chemical nanoenvironment within these ordered frameworks.Fil: Bordoni, Andrea Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Lombardo, Maria Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Regazzoni, Alberto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; ArgentinaFil: Soler Illia, Galo Juan de Avila Arturo. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Química Inorgánica, Analítica y Química Física; ArgentinaFil: Wolosiuk, Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; ArgentinaAcademic Press Inc Elsevier Science2015-07info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/38385Bordoni, Andrea Veronica; Lombardo, Maria Veronica; Regazzoni, Alberto Ernesto; Soler Illia, Galo Juan de Avila Arturo; Wolosiuk, Alejandro; Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids; Academic Press Inc Elsevier Science; Journal of Colloid and Interface Science; 450; 7-2015; 316-3240021-9797CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.jcis.2015.03.030info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0021979715002921info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:49:46Zoai:ri.conicet.gov.ar:11336/38385instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:49:47.143CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
title |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
spellingShingle |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids Bordoni, Andrea Veronica Carboxylic Groups Click Chemistry Functionalized Sio≪Inf≫2≪/Inf≫ Mesostructured Materials Sba-15 Thiol-Ene Addition |
title_short |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
title_full |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
title_fullStr |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
title_full_unstemmed |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
title_sort |
Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids |
dc.creator.none.fl_str_mv |
Bordoni, Andrea Veronica Lombardo, Maria Veronica Regazzoni, Alberto Ernesto Soler Illia, Galo Juan de Avila Arturo Wolosiuk, Alejandro |
author |
Bordoni, Andrea Veronica |
author_facet |
Bordoni, Andrea Veronica Lombardo, Maria Veronica Regazzoni, Alberto Ernesto Soler Illia, Galo Juan de Avila Arturo Wolosiuk, Alejandro |
author_role |
author |
author2 |
Lombardo, Maria Veronica Regazzoni, Alberto Ernesto Soler Illia, Galo Juan de Avila Arturo Wolosiuk, Alejandro |
author2_role |
author author author author |
dc.subject.none.fl_str_mv |
Carboxylic Groups Click Chemistry Functionalized Sio≪Inf≫2≪/Inf≫ Mesostructured Materials Sba-15 Thiol-Ene Addition |
topic |
Carboxylic Groups Click Chemistry Functionalized Sio≪Inf≫2≪/Inf≫ Mesostructured Materials Sba-15 Thiol-Ene Addition |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
A straightforward approach for anchoring tailored carboxylic groups in mesoporous SiO2 colloidal materials is presented. The thiol-ene photochemical reaction between vinyltrimethoxysilane precursors and various thiocarboxylic acids which has, click chemistry features (i.e. high conversion yields, insensitivity to oxygen, mild reaction conditions), results in carboxylated silane precursors that can be readily used as surface modifiers. The carboxylic groups of acetic, undecanoic and succinic acid were immobilized on the silica mesopore walls of SBA-15 powders employing the synthesized silane precursors. Post-grafting has been confirmed through infrared spectrometry (FTIR), energy dispersive X-ray spectroscopy (EDS), elemental analysis (EA) and zeta potential measurements. Detailed field-emission gun scanning electron microscopy (FESEM) images and small angle X-ray scattering (SAXS) data revealed parallel mesopores and ordered mesostructures. It is shown that the immobilized COOH groups are chemically accessible for acid-base reactions as well as copper adsorption. Immobilization of easily synthesized tailored carboxylic modified alkoxide precursors within mesoporous systems provides a unique chemical nanoenvironment within these ordered frameworks. Fil: Bordoni, Andrea Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Lombardo, Maria Veronica. Comisión Nacional de Energía Atómica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina Fil: Regazzoni, Alberto Ernesto. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina Fil: Soler Illia, Galo Juan de Avila Arturo. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Química Inorgánica, Analítica y Química Física; Argentina Fil: Wolosiuk, Alejandro. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Comisión Nacional de Energía Atómica; Argentina |
description |
A straightforward approach for anchoring tailored carboxylic groups in mesoporous SiO2 colloidal materials is presented. The thiol-ene photochemical reaction between vinyltrimethoxysilane precursors and various thiocarboxylic acids which has, click chemistry features (i.e. high conversion yields, insensitivity to oxygen, mild reaction conditions), results in carboxylated silane precursors that can be readily used as surface modifiers. The carboxylic groups of acetic, undecanoic and succinic acid were immobilized on the silica mesopore walls of SBA-15 powders employing the synthesized silane precursors. Post-grafting has been confirmed through infrared spectrometry (FTIR), energy dispersive X-ray spectroscopy (EDS), elemental analysis (EA) and zeta potential measurements. Detailed field-emission gun scanning electron microscopy (FESEM) images and small angle X-ray scattering (SAXS) data revealed parallel mesopores and ordered mesostructures. It is shown that the immobilized COOH groups are chemically accessible for acid-base reactions as well as copper adsorption. Immobilization of easily synthesized tailored carboxylic modified alkoxide precursors within mesoporous systems provides a unique chemical nanoenvironment within these ordered frameworks. |
publishDate |
2015 |
dc.date.none.fl_str_mv |
2015-07 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/38385 Bordoni, Andrea Veronica; Lombardo, Maria Veronica; Regazzoni, Alberto Ernesto; Soler Illia, Galo Juan de Avila Arturo; Wolosiuk, Alejandro; Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids; Academic Press Inc Elsevier Science; Journal of Colloid and Interface Science; 450; 7-2015; 316-324 0021-9797 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/38385 |
identifier_str_mv |
Bordoni, Andrea Veronica; Lombardo, Maria Veronica; Regazzoni, Alberto Ernesto; Soler Illia, Galo Juan de Avila Arturo; Wolosiuk, Alejandro; Simple thiol-ene click chemistry modification of SBA-15 silica pores with carboxylic acids; Academic Press Inc Elsevier Science; Journal of Colloid and Interface Science; 450; 7-2015; 316-324 0021-9797 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.jcis.2015.03.030 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0021979715002921 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Academic Press Inc Elsevier Science |
publisher.none.fl_str_mv |
Academic Press Inc Elsevier Science |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613538368192512 |
score |
13.070432 |