Novel "Turn-Off" and "Turn-On" Fluorescent Responses for Zr⁴⁺ Enabled by Rare-Earth Coordination Polymers Based on the 2,5-Dihydroxyterephthalic Acid ligand

Yan Liu; Wanting Chen; Bobi Zheng; Han Xu; Jumei Tian

doi:10.1039/d5dt02864g

January 1, 2026Dalton Transactions

Novel "Turn-Off" and "Turn-On" Fluorescent Responses for Zr⁴⁺ Enabled by Rare-Earth Coordination Polymers Based on the 2,5-Dihydroxyterephthalic Acid ligand

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Key Points

This research aims to synthesize and characterize new coordination polymers that respond to zirconium with unique fluorescent properties.
Synthesis of coordination polymers through solvent evaporation
Characterization of materials using fluorescence studies
Evaluation of fluorescent responses to Zr⁴⁺ exposure
Both coordination polymers show significant fluorescence quenching when exposed to zirconium.
The compounds exhibit isostructural properties, indicating potential for similar applications in sensing.

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Implication

Novel coordination polymers demonstrate fluorescence changes in response to zirconium, suggesting new material applications.

Abstract

Two novel isostructural coordination polymers, [[Tb₂(H₂dhtp)(2) (H₄dhtp = 2,5-dihydroxyterephthalic acid), were synthesized via solvent evaporation and thoroughly characterized. Fluorescence studies revealed that both compounds exhibit significant quenching upon exposure to...

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Liu et al. (2026) studied this question.

synapsesocial.com/papers/69d5f09e74eaea4b11a7a039 https://doi.org/10.1039/d5dt02864g

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Novel "Turn-Off" and "Turn-On" Fluorescent Responses for Zr⁴⁺ Enabled by Rare-Earth Coordination Polymers Based on the 2,5-Dihydroxyterephthalic Acid ligand

Key Points

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Implication

Abstract

Discussion

Cite This Study

Novel "Turn-Off" and "Turn-On" Fluorescent Responses for Zr⁴⁺ Enabled by Rare-Earth Coordination Polymers Based on the 2,5-Dihydroxyterephthalic Acid ligand

Key Points

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Implication

Abstract

Discussion

Cite This Study

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