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

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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\}",

note = "This work was supported by Hong Kong University Grants Committee Area of Excellence Scheme (AoE/P-03-08) and the Research Grants Council of Hong Kong (CityU 101811).",

year = "2014",

month = dec,

day = "25",

doi = "10.1039/c4cc07568d",

language = "English",

volume = "50",

pages = "15799--15802",

journal = "Chemical Communications",

issn = "1359-7345",

publisher = "Royal Society of Chemistry",

number = "99",

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TY - JOUR

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

N1 - This work was supported by Hong Kong University Grants Committee Area of Excellence Scheme (AoE/P-03-08) and the Research Grants Council of Hong Kong (CityU 101811).

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.

UR - https://www.scopus.com/pages/publications/84911469426

U2 - 10.1039/c4cc07568d

DO - 10.1039/c4cc07568d

M3 - Journal article

C2 - 25372447

AN - SCOPUS:84911469426

SN - 1359-7345

VL - 50

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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