Oxidation of ascorbic acid by a (salen)ruthenium(VI) nitrido complex in aqueous solution

Qian Wang; Wai Lun Man; William W.Y. Lam; Tai Chu Lau

doi:10.1039/c4cc07568d

Oxidation of ascorbic acid by a (salen)ruthenium(VI) nitrido complex in aqueous solution

Qian Wang, Wai Lun Man, William W.Y. Lam, Tai Chu Lau^*

^*Corresponding author for this work

Department of Chemistry

Research output: Contribution to journal › Journal article › peer-review

10 Citations (Scopus)

Abstract

The oxidation of ascorbic acid (H₂A) by [Ru^VI(N)(L)(MeOH)]⁺ in aqueous acidic solutions has the following stoichiometry: 2[Ru^VI(N)] + 3H₂A → 2[Ru^III(NH₂–HA)]⁺ + A. Mechanisms involving HAT/N-rebound at low pH (≤2) and nucleophilic attack at the nitride at high pH (≥5) are proposed.

Original language	English
Pages (from-to)	15799-15802
Number of pages	4
Journal	Chemical Communications
Volume	50
Issue number	99
Early online date	5 Nov 2014
DOIs	https://doi.org/10.1039/c4cc07568d
Publication status	Published - 25 Dec 2014

Scopus Subject Areas

Catalysis
Electronic, Optical and Magnetic Materials
Ceramics and Composites
Chemistry(all)
Surfaces, Coatings and Films
Metals and Alloys
Materials Chemistry

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title = "Oxidation of ascorbic acid by a (salen)ruthenium(VI) nitrido complex in aqueous solution",

abstract = "The oxidation of ascorbic acid (H2A) by [RuVI(N)(L)(MeOH)]+ in aqueous acidic solutions has the following stoichiometry: 2[RuVI(N)] + 3H2A → 2[RuIII(NH2–HA)]+ + A. Mechanisms involving HAT/N-rebound at low pH (≤2) and nucleophilic attack at the nitride at high pH (≥5) are proposed.",

author = "Qian Wang and Man, {Wai Lun} and Lam, {William W.Y.} and Lau, {Tai Chu}",

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T1 - Oxidation of ascorbic acid by a (salen)ruthenium(VI) nitrido complex in aqueous solution

AU - Wang, Qian

AU - Man, Wai Lun

AU - Lam, William W.Y.

AU - Lau, Tai Chu

PY - 2014/12/25

Y1 - 2014/12/25

N2 - The oxidation of ascorbic acid (H2A) by [RuVI(N)(L)(MeOH)]+ in aqueous acidic solutions has the following stoichiometry: 2[RuVI(N)] + 3H2A → 2[RuIII(NH2–HA)]+ + A. Mechanisms involving HAT/N-rebound at low pH (≤2) and nucleophilic attack at the nitride at high pH (≥5) are proposed.

AB - The oxidation of ascorbic acid (H2A) by [RuVI(N)(L)(MeOH)]+ in aqueous acidic solutions has the following stoichiometry: 2[RuVI(N)] + 3H2A → 2[RuIII(NH2–HA)]+ + A. Mechanisms involving HAT/N-rebound at low pH (≤2) and nucleophilic attack at the nitride at high pH (≥5) are proposed.

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U2 - 10.1039/c4cc07568d

DO - 10.1039/c4cc07568d

M3 - Journal article

C2 - 25372447

AN - SCOPUS:84911469426

SN - 1359-7345

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SP - 15799

EP - 15802

JO - Chemical Communications

JF - Chemical Communications

IS - 99

ER -

Oxidation of ascorbic acid by a (salen)ruthenium(VI) nitrido complex in aqueous solution

Abstract

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