Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates
- Autores
- Gutiérrez, María M.; Alluisetti, Graciela Beatriz; Olabe Iparraguirre, Jose Antonio; Amorebieta, Valentín Tomás
- Año de publicación
- 2009
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- The substituted hydroxylamines, CH3N(H)OH (N-methylhydroxylamine) and (CH3)2NOH (N,N-dimethylhydroxylamine), disproportionate catalytically to the corresponding alkylamines and oxidation products, only in the presence of [Fe(CN)5H2O]3−. Substitution kinetic measurements suggest an initial coordination step to Fe(ii). Two parallel N- and O-coordination modes are considered with the subsequent formation of Fe(iii), free aminyl (RNCH3) and nitroxide (RN(CH3)O) radicals (R = H, CH3). With CH3N(H)OH, bound nitrosomethane, CH3NO, has been characterized by UV-visible and IR spectroscopies. The mechanism is discussed on the basis of common and differential features with respect to the disproportionation of hydroxylamine catalyzed by the same Fe-fragment.
Fil: Gutiérrez, María M.. Universidad Nacional de Mar del Plata; Argentina
Fil: Alluisetti, Graciela Beatriz. Universidad Nacional de Mar del Plata; Argentina
Fil: Olabe Iparraguirre, Jose Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Química, Física de los Materiales, Medioambiente y Energía. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Química, Física de los Materiales, Medioambiente y Energía; Argentina
Fil: Amorebieta, Valentín Tomás. Universidad Nacional de Mar del Plata; Argentina - Materia
-
Hydroxylamines
Ch3no
Ch3n - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
.jpg)
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/75573
Ver los metadatos del registro completo
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Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferratesGutiérrez, María M.Alluisetti, Graciela BeatrizOlabe Iparraguirre, Jose AntonioAmorebieta, Valentín TomásHydroxylaminesCh3noCh3nhttps://purl.org/becyt/ford/1.4https://purl.org/becyt/ford/1The substituted hydroxylamines, CH3N(H)OH (N-methylhydroxylamine) and (CH3)2NOH (N,N-dimethylhydroxylamine), disproportionate catalytically to the corresponding alkylamines and oxidation products, only in the presence of [Fe(CN)5H2O]3−. Substitution kinetic measurements suggest an initial coordination step to Fe(ii). Two parallel N- and O-coordination modes are considered with the subsequent formation of Fe(iii), free aminyl (RNCH3) and nitroxide (RN(CH3)O) radicals (R = H, CH3). With CH3N(H)OH, bound nitrosomethane, CH3NO, has been characterized by UV-visible and IR spectroscopies. The mechanism is discussed on the basis of common and differential features with respect to the disproportionation of hydroxylamine catalyzed by the same Fe-fragment.Fil: Gutiérrez, María M.. Universidad Nacional de Mar del Plata; ArgentinaFil: Alluisetti, Graciela Beatriz. Universidad Nacional de Mar del Plata; ArgentinaFil: Olabe Iparraguirre, Jose Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Química, Física de los Materiales, Medioambiente y Energía. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Química, Física de los Materiales, Medioambiente y Energía; ArgentinaFil: Amorebieta, Valentín Tomás. Universidad Nacional de Mar del Plata; ArgentinaRoyal Society of Chemistry2009-02info: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/11336/75573Gutiérrez, María M.; Alluisetti, Graciela Beatriz; Olabe Iparraguirre, Jose Antonio; Amorebieta, Valentín Tomás; Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates; Royal Society of Chemistry; Dalton Transactions; 7; 2-2009; 1187-11941477-9226CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://pubs.rsc.org/en/content/articlelanding/2009/DT/b812173g#!divAbstractinfo:eu-repo/semantics/altIdentifier/doi/10.1039/b812173ginfo:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-10-22T12:06:39Zoai:ri.conicet.gov.ar:11336/75573instacron: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:34982025-10-22 12:06:40.064CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
| dc.title.none.fl_str_mv |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| title |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| spellingShingle |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates Gutiérrez, María M. Hydroxylamines Ch3no Ch3n |
| title_short |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| title_full |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| title_fullStr |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| title_full_unstemmed |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| title_sort |
Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates |
| dc.creator.none.fl_str_mv |
Gutiérrez, María M. Alluisetti, Graciela Beatriz Olabe Iparraguirre, Jose Antonio Amorebieta, Valentín Tomás |
| author |
Gutiérrez, María M. |
| author_facet |
Gutiérrez, María M. Alluisetti, Graciela Beatriz Olabe Iparraguirre, Jose Antonio Amorebieta, Valentín Tomás |
| author_role |
author |
| author2 |
Alluisetti, Graciela Beatriz Olabe Iparraguirre, Jose Antonio Amorebieta, Valentín Tomás |
| author2_role |
author author author |
| dc.subject.none.fl_str_mv |
Hydroxylamines Ch3no Ch3n |
| topic |
Hydroxylamines Ch3no Ch3n |
| 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 substituted hydroxylamines, CH3N(H)OH (N-methylhydroxylamine) and (CH3)2NOH (N,N-dimethylhydroxylamine), disproportionate catalytically to the corresponding alkylamines and oxidation products, only in the presence of [Fe(CN)5H2O]3−. Substitution kinetic measurements suggest an initial coordination step to Fe(ii). Two parallel N- and O-coordination modes are considered with the subsequent formation of Fe(iii), free aminyl (RNCH3) and nitroxide (RN(CH3)O) radicals (R = H, CH3). With CH3N(H)OH, bound nitrosomethane, CH3NO, has been characterized by UV-visible and IR spectroscopies. The mechanism is discussed on the basis of common and differential features with respect to the disproportionation of hydroxylamine catalyzed by the same Fe-fragment. Fil: Gutiérrez, María M.. Universidad Nacional de Mar del Plata; Argentina Fil: Alluisetti, Graciela Beatriz. Universidad Nacional de Mar del Plata; Argentina Fil: Olabe Iparraguirre, Jose Antonio. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Química, Física de los Materiales, Medioambiente y Energía. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Química, Física de los Materiales, Medioambiente y Energía; Argentina Fil: Amorebieta, Valentín Tomás. Universidad Nacional de Mar del Plata; Argentina |
| description |
The substituted hydroxylamines, CH3N(H)OH (N-methylhydroxylamine) and (CH3)2NOH (N,N-dimethylhydroxylamine), disproportionate catalytically to the corresponding alkylamines and oxidation products, only in the presence of [Fe(CN)5H2O]3−. Substitution kinetic measurements suggest an initial coordination step to Fe(ii). Two parallel N- and O-coordination modes are considered with the subsequent formation of Fe(iii), free aminyl (RNCH3) and nitroxide (RN(CH3)O) radicals (R = H, CH3). With CH3N(H)OH, bound nitrosomethane, CH3NO, has been characterized by UV-visible and IR spectroscopies. The mechanism is discussed on the basis of common and differential features with respect to the disproportionation of hydroxylamine catalyzed by the same Fe-fragment. |
| publishDate |
2009 |
| dc.date.none.fl_str_mv |
2009-02 |
| 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/11336/75573 Gutiérrez, María M.; Alluisetti, Graciela Beatriz; Olabe Iparraguirre, Jose Antonio; Amorebieta, Valentín Tomás; Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates; Royal Society of Chemistry; Dalton Transactions; 7; 2-2009; 1187-1194 1477-9226 CONICET Digital CONICET |
| url |
http://hdl.handle.net/11336/75573 |
| identifier_str_mv |
Gutiérrez, María M.; Alluisetti, Graciela Beatriz; Olabe Iparraguirre, Jose Antonio; Amorebieta, Valentín Tomás; Catalytic disproportionation of N-alkylhydroxylamines bound to pentacyanoferrates; Royal Society of Chemistry; Dalton Transactions; 7; 2-2009; 1187-1194 1477-9226 CONICET Digital CONICET |
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eng |
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eng |
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Royal Society of Chemistry |
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Royal Society of Chemistry |
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