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June 15, 2026Angewandte Chemie

Interfacial Electronic Modulation Redirects Anodic Radical Chemistry for Selective C─C Bond Cleavage in Electro‐Oxidative Lignin Depolymerization

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Authors

WWWenyu WangYWYun WangYQYi Qi

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Overview

Randomized trial demonstrates selective bond cleavage in lignin depolymerization, indicating a novel catalyst approach.

Key Points

  • The study aims to enhance selectivity in electro-oxidative lignin depolymerization by manipulating anodic radical chemistry.
  • Developed a CuO/Cu 0.92 Co 2.08 O 4 heterostructured catalyst for lignin conversion
  • Conducted time-resolved analysis and intermediate-feeding experiments to elucidate the reaction pathway
  • Used in situ Raman, FTIR spectroscopy, and EPR to assess reaction mechanisms
  • Achieved 88% conversion of 2-phenoxy-1-phenylethanol with yields of 53% for benzaldehyde and 27% for phenol
  • Identified a tandem pathway involving benzylic oxidation to 2-phenoxyacetophenone leading to C α -C β scission
  • Demonstrated that interfacial modulation reduces overoxidation and promotes selective radical reactions.

Cite This Study

Wang et al. (2026) studied this question.

synapsesocial.com/papers/6a2f98f8a1cfeec490829bd2https://doi.org/10.1002/ange.1876863
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