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BINOL blocks as accessible triplet state modulators in BODIPY dyes
Josué Jiménez1, Ruth Prieto-Montero2, Sergio Serrano1
1Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain. santmoya@ucm.es.
Chemical Communications (Cambridge, England)
|May 11, 2022
Summary
Researchers developed new organic dyes using BINOL blocks to control triplet excited states. These advanced dyes, including TADF biomarkers and room temperature phosphors, enhance organic triplet photosensitizers for photonic applications.
Area of Science:
- Organic Chemistry
- Photochemistry
- Materials Science
Background:
- Organic triplet photosensitizers are crucial for various photonic applications.
- Developing efficient triplet excited state modulation in organic dyes remains a challenge.
Purpose of the Study:
- To utilize BINOL moieties to enable photo-production and modulation of triplet excited states in BODIPY dyes.
- To develop readily-accessible BINOL-based O-BODIPY dyes from standard F-BODIPY precursors.
Main Methods:
- Synthesis of BINOL-based O-BODIPY dyes.
- Employing BINOL moieties with varying electronic demands.
- Characterization of photophysical properties, focusing on triplet excited states.
Main Results:
- Successfully enabled photo-production and modulation of triplet excited states in novel BINOL-based O-BODIPY dyes.
- Demonstrated the strategy's effectiveness through the development of specific compounds like TADF biomarker 4a and room temperature phosphor 4g.
- Achieved rapid and rational development of advanced triplet-enabling BODIPY dyes.
Conclusions:
- BINOL moieties are effective building blocks for designing sophisticated triplet-enabling BODIPY dyes.
- This strategy facilitates the advancement of organic triplet photosensitizers for future photonic applications.
- The developed dyes show promise for applications such as TADF biomarkers and room temperature phosphors.
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