Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B
- Autores
- Celiz, Gustavo; Martearena, Maria Rita; Scaroni, Elsa Elda; Daz, Mirta Elizabeth
- Año de publicación
- 2012
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Alkyl prunin esters are new compounds, which are soluble in lipophilic media. They possess antioxidant and antibacterial properties, so they may have useful applications. The current work studied the kinetic of prunin 6'. -O-laurate synthesis catalysed by Novozym 435 from vinyl laurate and prunin in acetone completely solubilised, forming colloids or scattered in solid state, according to its concentration in the reaction media.The kinetic study was determined at 50°C using initial concentrations between 20 and 220mM for prunin and between 20 and 4000mM (solvent free system) for vinyl laurate. When prunin completely solubilised or forming colloids was used, a model based on mechanism ordered Bi Bi without inhibition, neither by alcohol nor acyl group, which was the best fit in the initial rate data. The determined model was used to simulate initial reaction rate and these values were plotted against the experimental data. The model was consistent with the experimental data (slope 0.97±0.01, R2 0.993, n=72), even on solvent-free systems.
Fil: Celiz, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina
Fil: Martearena, Maria Rita. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina
Fil: Scaroni, Elsa Elda. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina
Fil: Daz, Mirta Elizabeth. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina - Materia
-
Alkyl Prunin Ester
Kinetic Study
Lipase
Transesterification - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/59414
Ver los metadatos del registro completo
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3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase BCeliz, GustavoMartearena, Maria RitaScaroni, Elsa EldaDaz, Mirta ElizabethAlkyl Prunin EsterKinetic StudyLipaseTransesterificationhttps://purl.org/becyt/ford/2.9https://purl.org/becyt/ford/2Alkyl prunin esters are new compounds, which are soluble in lipophilic media. They possess antioxidant and antibacterial properties, so they may have useful applications. The current work studied the kinetic of prunin 6'. -O-laurate synthesis catalysed by Novozym 435 from vinyl laurate and prunin in acetone completely solubilised, forming colloids or scattered in solid state, according to its concentration in the reaction media.The kinetic study was determined at 50°C using initial concentrations between 20 and 220mM for prunin and between 20 and 4000mM (solvent free system) for vinyl laurate. When prunin completely solubilised or forming colloids was used, a model based on mechanism ordered Bi Bi without inhibition, neither by alcohol nor acyl group, which was the best fit in the initial rate data. The determined model was used to simulate initial reaction rate and these values were plotted against the experimental data. The model was consistent with the experimental data (slope 0.97±0.01, R2 0.993, n=72), even on solvent-free systems.Fil: Celiz, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; ArgentinaFil: Martearena, Maria Rita. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; ArgentinaFil: Scaroni, Elsa Elda. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; ArgentinaFil: Daz, Mirta Elizabeth. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; ArgentinaElsevier Science Sa2012-12info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/59414Celiz, Gustavo; Martearena, Maria Rita; Scaroni, Elsa Elda; Daz, Mirta Elizabeth; Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B; Elsevier Science Sa; Biochemical Engineering Journal; 69; 12-2012; 69-741369-703XCONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.bej.2012.08.008info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S1369703X12002392info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:29:22Zoai:ri.conicet.gov.ar:11336/59414instacron: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 10:29:22.972CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
title |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
spellingShingle |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B Celiz, Gustavo Alkyl Prunin Ester Kinetic Study Lipase Transesterification |
title_short |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
title_full |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
title_fullStr |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
title_full_unstemmed |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
title_sort |
Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B |
dc.creator.none.fl_str_mv |
Celiz, Gustavo Martearena, Maria Rita Scaroni, Elsa Elda Daz, Mirta Elizabeth |
author |
Celiz, Gustavo |
author_facet |
Celiz, Gustavo Martearena, Maria Rita Scaroni, Elsa Elda Daz, Mirta Elizabeth |
author_role |
author |
author2 |
Martearena, Maria Rita Scaroni, Elsa Elda Daz, Mirta Elizabeth |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
Alkyl Prunin Ester Kinetic Study Lipase Transesterification |
topic |
Alkyl Prunin Ester Kinetic Study Lipase Transesterification |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/2.9 https://purl.org/becyt/ford/2 |
dc.description.none.fl_txt_mv |
Alkyl prunin esters are new compounds, which are soluble in lipophilic media. They possess antioxidant and antibacterial properties, so they may have useful applications. The current work studied the kinetic of prunin 6'. -O-laurate synthesis catalysed by Novozym 435 from vinyl laurate and prunin in acetone completely solubilised, forming colloids or scattered in solid state, according to its concentration in the reaction media.The kinetic study was determined at 50°C using initial concentrations between 20 and 220mM for prunin and between 20 and 4000mM (solvent free system) for vinyl laurate. When prunin completely solubilised or forming colloids was used, a model based on mechanism ordered Bi Bi without inhibition, neither by alcohol nor acyl group, which was the best fit in the initial rate data. The determined model was used to simulate initial reaction rate and these values were plotted against the experimental data. The model was consistent with the experimental data (slope 0.97±0.01, R2 0.993, n=72), even on solvent-free systems. Fil: Celiz, Gustavo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina Fil: Martearena, Maria Rita. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina Fil: Scaroni, Elsa Elda. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina Fil: Daz, Mirta Elizabeth. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina |
description |
Alkyl prunin esters are new compounds, which are soluble in lipophilic media. They possess antioxidant and antibacterial properties, so they may have useful applications. The current work studied the kinetic of prunin 6'. -O-laurate synthesis catalysed by Novozym 435 from vinyl laurate and prunin in acetone completely solubilised, forming colloids or scattered in solid state, according to its concentration in the reaction media.The kinetic study was determined at 50°C using initial concentrations between 20 and 220mM for prunin and between 20 and 4000mM (solvent free system) for vinyl laurate. When prunin completely solubilised or forming colloids was used, a model based on mechanism ordered Bi Bi without inhibition, neither by alcohol nor acyl group, which was the best fit in the initial rate data. The determined model was used to simulate initial reaction rate and these values were plotted against the experimental data. The model was consistent with the experimental data (slope 0.97±0.01, R2 0.993, n=72), even on solvent-free systems. |
publishDate |
2012 |
dc.date.none.fl_str_mv |
2012-12 |
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/11336/59414 Celiz, Gustavo; Martearena, Maria Rita; Scaroni, Elsa Elda; Daz, Mirta Elizabeth; Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B; Elsevier Science Sa; Biochemical Engineering Journal; 69; 12-2012; 69-74 1369-703X CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/59414 |
identifier_str_mv |
Celiz, Gustavo; Martearena, Maria Rita; Scaroni, Elsa Elda; Daz, Mirta Elizabeth; Kinetic study of the alkyl flavonoid ester prunin 6'-O-laurate synthesis in acetone catalysed by immobilised Candida antarctica lipase B; Elsevier Science Sa; Biochemical Engineering Journal; 69; 12-2012; 69-74 1369-703X 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.bej.2012.08.008 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S1369703X12002392 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier Science Sa |
publisher.none.fl_str_mv |
Elsevier Science Sa |
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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1844614299896512512 |
score |
13.070432 |