Tracking an FeV(O) Intermediate for Water Oxidation in Water

Xiang Zhu Wei, Tian Yu Ding, Yang Wang, Bing Yang, Qing Qing Yang, Shengfa Ye, Chen Ho Tung, Li Zhu Wu

Research output: Journal article publicationJournal articleAcademic researchpeer-review

9 Citations (Scopus)

Abstract

High-valent iron-oxo species are appealing for conducting O−O bond formation for water oxidation reactions. However, their high reactivity poses a great challenge to the dissection of their chemical transformations. Herein, we introduce an electron-rich and oxidation-resistant ligand, 2-[(2,2′-bipyridin)-6-yl]propan-2-ol to stabilize such fleeting intermediates. Advanced spectroscopies and electrochemical studies demonstrate a high-valent FeV(O) species formation in water. Combining kinetic and oxygen isotope labelling experiments and organic reactions indicates that the FeV(O) species is responsible for O−O bond formation via water nucleophilic attack under the real catalytic water oxidation conditions.

Original languageEnglish
Article numbere202308192
JournalAngewandte Chemie - International Edition
Volume62
Issue number36
DOIs
Publication statusPublished - 11 Jul 2023

Keywords

  • Homogenous Catalysis
  • Iron-Based Complex
  • O−O Bond Formation
  • Reactive Intermediate
  • Water Oxidation

ASJC Scopus subject areas

  • Catalysis
  • General Chemistry

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