Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli
- Autores
- Traverssi, Miqueas Gabriel; Manzano, Veronica Elena; Varela, Oscar Jose; Colomer, Juan Pablo
- Año de publicación
- 2024
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The synthesis of N-glycosyl amides typically involves the use of glycosyl amines as direct precursors, resulting in low yields due to hydrolysis and the loss of stereocontrol through anomerization processes. In this study, a sequential synthesis of N-glycosyl amides is proposed, employing glycosyl amines as intermediates obtained from glycosyl azides. Derivatives with gluco, galacto, or xylo configurations were synthesized. Hexose derivatives were obtained under stereocontrol to give only the β anomer, while the xylo derivatives provided a mixture of α and β anomers. Conformational analysis revealed that all β anomers adopted the 4C1 conformation, while α anomers were found in the 1C4 chair as the major conformer. After de-O-acetylation, the derivatives containing a galactose unit were evaluated as inhibitors of β-galactosidase from E. coli and were found to be moderate inhibitors.
Fil: Traverssi, Miqueas Gabriel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina
Fil: Manzano, Veronica Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina
Fil: Varela, Oscar Jose. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina
Fil: Colomer, Juan Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina - Materia
-
CARBOHYDRATES
N-GLYCOSYLAMIDES
CONFORMATIONAL ANALYSIS
ENZYMATIC INHIBITION - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/259107
Ver los metadatos del registro completo
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CONICET Digital (CONICET) |
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Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coliTraverssi, Miqueas GabrielManzano, Veronica ElenaVarela, Oscar JoseColomer, Juan PabloCARBOHYDRATESN-GLYCOSYLAMIDESCONFORMATIONAL ANALYSISENZYMATIC INHIBITIONhttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1The synthesis of N-glycosyl amides typically involves the use of glycosyl amines as direct precursors, resulting in low yields due to hydrolysis and the loss of stereocontrol through anomerization processes. In this study, a sequential synthesis of N-glycosyl amides is proposed, employing glycosyl amines as intermediates obtained from glycosyl azides. Derivatives with gluco, galacto, or xylo configurations were synthesized. Hexose derivatives were obtained under stereocontrol to give only the β anomer, while the xylo derivatives provided a mixture of α and β anomers. Conformational analysis revealed that all β anomers adopted the 4C1 conformation, while α anomers were found in the 1C4 chair as the major conformer. After de-O-acetylation, the derivatives containing a galactose unit were evaluated as inhibitors of β-galactosidase from E. coli and were found to be moderate inhibitors.Fil: Traverssi, Miqueas Gabriel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaFil: Manzano, Veronica Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; ArgentinaFil: Varela, Oscar Jose. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; ArgentinaFil: Colomer, Juan Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; ArgentinaRoyal Society of Chemistry2024-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/259107Traverssi, Miqueas Gabriel; Manzano, Veronica Elena; Varela, Oscar Jose; Colomer, Juan Pablo; Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli; Royal Society of Chemistry; RSC Advances; 14; 4; 1-2024; 2659-26722046-2069CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1039/d3ra07763binfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:59:28Zoai:ri.conicet.gov.ar:11336/259107instacron: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 09:59:29.2CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
title |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
spellingShingle |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli Traverssi, Miqueas Gabriel CARBOHYDRATES N-GLYCOSYLAMIDES CONFORMATIONAL ANALYSIS ENZYMATIC INHIBITION |
title_short |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
title_full |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
title_fullStr |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
title_full_unstemmed |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
title_sort |
Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli |
dc.creator.none.fl_str_mv |
Traverssi, Miqueas Gabriel Manzano, Veronica Elena Varela, Oscar Jose Colomer, Juan Pablo |
author |
Traverssi, Miqueas Gabriel |
author_facet |
Traverssi, Miqueas Gabriel Manzano, Veronica Elena Varela, Oscar Jose Colomer, Juan Pablo |
author_role |
author |
author2 |
Manzano, Veronica Elena Varela, Oscar Jose Colomer, Juan Pablo |
author2_role |
author author author |
dc.subject.none.fl_str_mv |
CARBOHYDRATES N-GLYCOSYLAMIDES CONFORMATIONAL ANALYSIS ENZYMATIC INHIBITION |
topic |
CARBOHYDRATES N-GLYCOSYLAMIDES CONFORMATIONAL ANALYSIS ENZYMATIC INHIBITION |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.4 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
The synthesis of N-glycosyl amides typically involves the use of glycosyl amines as direct precursors, resulting in low yields due to hydrolysis and the loss of stereocontrol through anomerization processes. In this study, a sequential synthesis of N-glycosyl amides is proposed, employing glycosyl amines as intermediates obtained from glycosyl azides. Derivatives with gluco, galacto, or xylo configurations were synthesized. Hexose derivatives were obtained under stereocontrol to give only the β anomer, while the xylo derivatives provided a mixture of α and β anomers. Conformational analysis revealed that all β anomers adopted the 4C1 conformation, while α anomers were found in the 1C4 chair as the major conformer. After de-O-acetylation, the derivatives containing a galactose unit were evaluated as inhibitors of β-galactosidase from E. coli and were found to be moderate inhibitors. Fil: Traverssi, Miqueas Gabriel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina Fil: Manzano, Veronica Elena. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina Fil: Varela, Oscar Jose. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina Fil: Colomer, Juan Pablo. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto de Investigaciones en Físico-química de Córdoba. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas. Instituto de Investigaciones en Físico-química de Córdoba; Argentina |
description |
The synthesis of N-glycosyl amides typically involves the use of glycosyl amines as direct precursors, resulting in low yields due to hydrolysis and the loss of stereocontrol through anomerization processes. In this study, a sequential synthesis of N-glycosyl amides is proposed, employing glycosyl amines as intermediates obtained from glycosyl azides. Derivatives with gluco, galacto, or xylo configurations were synthesized. Hexose derivatives were obtained under stereocontrol to give only the β anomer, while the xylo derivatives provided a mixture of α and β anomers. Conformational analysis revealed that all β anomers adopted the 4C1 conformation, while α anomers were found in the 1C4 chair as the major conformer. After de-O-acetylation, the derivatives containing a galactose unit were evaluated as inhibitors of β-galactosidase from E. coli and were found to be moderate inhibitors. |
publishDate |
2024 |
dc.date.none.fl_str_mv |
2024-01 |
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/11336/259107 Traverssi, Miqueas Gabriel; Manzano, Veronica Elena; Varela, Oscar Jose; Colomer, Juan Pablo; Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli; Royal Society of Chemistry; RSC Advances; 14; 4; 1-2024; 2659-2672 2046-2069 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/259107 |
identifier_str_mv |
Traverssi, Miqueas Gabriel; Manzano, Veronica Elena; Varela, Oscar Jose; Colomer, Juan Pablo; Synthesis of N -glycosyl amides: conformational analysis and evaluation as inhibitors of β-galactosidase from E. coli; Royal Society of Chemistry; RSC Advances; 14; 4; 1-2024; 2659-2672 2046-2069 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1039/d3ra07763b |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Royal Society of Chemistry |
publisher.none.fl_str_mv |
Royal Society of Chemistry |
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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1844613764568055808 |
score |
13.070432 |