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Abstract:

Hydrazine is oxidized by dissolved oxygen in aqueous solutions containing [Fe(CN)5]3-, in slightly acidic or alkaline conditions. The reaction involves the oxidation of [FeII(CN)5(N2H4)]3- to [FeIII(CN)5(N2H4)]2- as the first step, and kinetic features suggest that this is followed by dimerization to [(NC)5FeIII(N2H4)FeII(CN)5]5-; FeIIIFeIll and FeIIFeII dimers are then originated by fast electron-transfer. The first of these evolves to [(NC)5FeII(N2H2 FeII(CN)5]6-; this diimide complex shows a strong MLCT band at 515 nm and is very stable in alkaline solutions (pH 8) free of O2 or H2O2. In the presence of these, or in more acidic media it evolves further to [Fe(CN)5(H2O)]3-+N2. © 1989.

Registro:

Documento: Artículo
Título:Hydrazine autoxidation in solution: catalysis by pentacyanoferrate(II)
Autor:Funai, I.A.; Blesa, M.A.; Olabe, J.A.
Filiación:Departamento Quimica de Reactores, Comisión Nacional de Energía Atómica, Avenida del Libertador 8250, 1429 Buenos Aires, Argentina
Departamento de Química Inorgánica, Analítica y Química Física, Facultad de Ciencias Exactas y Naturales, Universided de Buenos Aires, Argentina
Año:1989
Volumen:8
Número:4
Página de inicio:419
Página de fin:426
DOI: http://dx.doi.org/10.1016/S0277-5387(00)80736-6
Título revista:Polyhedron
Título revista abreviado:Polyhedron
ISSN:02775387
CODEN:PLYHD
Registro:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_02775387_v8_n4_p419_Funai

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Citas:

---------- APA ----------
Funai, I.A., Blesa, M.A. & Olabe, J.A. (1989) . Hydrazine autoxidation in solution: catalysis by pentacyanoferrate(II). Polyhedron, 8(4), 419-426.
http://dx.doi.org/10.1016/S0277-5387(00)80736-6
---------- CHICAGO ----------
Funai, I.A., Blesa, M.A., Olabe, J.A. "Hydrazine autoxidation in solution: catalysis by pentacyanoferrate(II)" . Polyhedron 8, no. 4 (1989) : 419-426.
http://dx.doi.org/10.1016/S0277-5387(00)80736-6
---------- MLA ----------
Funai, I.A., Blesa, M.A., Olabe, J.A. "Hydrazine autoxidation in solution: catalysis by pentacyanoferrate(II)" . Polyhedron, vol. 8, no. 4, 1989, pp. 419-426.
http://dx.doi.org/10.1016/S0277-5387(00)80736-6
---------- VANCOUVER ----------
Funai, I.A., Blesa, M.A., Olabe, J.A. Hydrazine autoxidation in solution: catalysis by pentacyanoferrate(II). Polyhedron. 1989;8(4):419-426.
http://dx.doi.org/10.1016/S0277-5387(00)80736-6