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April 23, 2026ChemistryEuropeOpen Access

Development of Aromaticity‐Tunable Meso ‐Edited Phthalocyanine Derivatives

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Authors

TSTaiga SaitoThe University of TokyoYTYuta TakiyaNational Institute of Technology, Gunma CollegeNTNaoyuki ToriumiThe University of Tokyo

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Implication

This research demonstrates how varying transition metals in phthalocyanine derivatives influences their electronic properties, suggesting pathways for enhanced NIR applications.

Key Points

  • The aim is to synthesize and characterize meso-edited phthalocyanine derivatives and explore their electronic properties.
  • Synthesis of transition metal complexes of meso-edited phthalocyanines through deprotonative macrocyclization.
  • Characterization of the electronic properties and absorption spectra of various derivatives.
  • Assessment of spectral changes resulting from redox reactions.
  • Divalent metals produced stable 17π-electron tetrabenzoazacorrole radicals with broad NIR absorption.
  • Trivalent Rh(III) yielded distinct 16π-antiaromatic and 18π-aromatic macrocycles.
  • The radical-based derivatives showed significant spectral changes and versatile NIR emission capabilities.

Cite This Study

Saito et al. (2026) studied this question.

synapsesocial.com/papers/69e9b95b85696592c86ec2a5https://doi.org/10.1002/ceur.70267
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Also Consider

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