Ratiometric Sensing of Hydrogen Peroxide Utilizing Conformational Change in Fluorescent Boronic Acid Polymers
Joint Authors
Takeshima, Kan
Mizuno, Kanako
Nakahashi, Hitoshi
Aoki, Hiroshi
Kanekiyo, Yasumasa
Source
Journal of Analytical Methods in Chemistry
Issue
Vol. 2017, Issue 2017 (31 Dec. 2017), pp.1-7, 7 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2017-09-28
Country of Publication
Egypt
No. of Pages
7
Main Subjects
Abstract EN
We demonstrate that the copolymers containing boronic acid and pyrene units can be utilized for the fluorometric sensing of hydrogen peroxide (H2O2) in aqueous solutions.
The copolymer exists in a relatively extended conformation in the absence of H2O2, whereas the polymer chain is contracted by the reaction of boronic acid moieties with H2O2 to form phenol groups.
This conformational change induces aggregation of the originally isolated pyrene groups.
As a result, relative intensity of excimer emission with respect to monomer emission increases with H2O2 concentration.
Accordingly, the present methodology enables us to measure H2O2 by means of ratiometric fluorescence change in the range of 0–30 μM.
American Psychological Association (APA)
Takeshima, Kan& Mizuno, Kanako& Nakahashi, Hitoshi& Aoki, Hiroshi& Kanekiyo, Yasumasa. 2017. Ratiometric Sensing of Hydrogen Peroxide Utilizing Conformational Change in Fluorescent Boronic Acid Polymers. Journal of Analytical Methods in Chemistry،Vol. 2017, no. 2017, pp.1-7.
https://search.emarefa.net/detail/BIM-1170306
Modern Language Association (MLA)
Takeshima, Kan…[et al.]. Ratiometric Sensing of Hydrogen Peroxide Utilizing Conformational Change in Fluorescent Boronic Acid Polymers. Journal of Analytical Methods in Chemistry No. 2017 (2017), pp.1-7.
https://search.emarefa.net/detail/BIM-1170306
American Medical Association (AMA)
Takeshima, Kan& Mizuno, Kanako& Nakahashi, Hitoshi& Aoki, Hiroshi& Kanekiyo, Yasumasa. Ratiometric Sensing of Hydrogen Peroxide Utilizing Conformational Change in Fluorescent Boronic Acid Polymers. Journal of Analytical Methods in Chemistry. 2017. Vol. 2017, no. 2017, pp.1-7.
https://search.emarefa.net/detail/BIM-1170306
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1170306