DPP pH-Probe 590-9.0

Basic Information

structure
DPP pH-Probe 590-9.0
1,4-Diketo-3-((4-[N-(3-chloro-4-hydroxyphenyl)amino]sulfonyl)phenyl)-6-phenylpyr...
C24H16ClN3O5S
493.90g / Mol
Diketopyrrolopyrrole
pH Indicator - complete fluorescence quenching at basic pH; apparent pKa in pH sensors: 9.3 in hydromed D4, 8.4 in poly(hydroxyethylmethacrylate), 7.6 in Eudragit RL100. Suitable for pH-imaging with RGB-camera when combined with Macrolex Yellow;

References

1
D.Aigner et al., J. Mater. Chem. C, in press (2013), DOI: Title: Fluorescent materials for pH sensing and imaging based on novel 1,4-diketopyrrolo-[3,4-c]pyrrole dyes

Overview

504 nm
593 nm
Ethanol/Aqueous buffer pH 5.2, 1:1 (V/V)
19000 M-1cm-1
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Absorption

504 nm
19000 M-1cm-1
Varian Cary 50 UV-VIS

Emission

593 nm
yes
-
Hitachi F7000

More parameters

Ethanol/Aqueous buffer pH 5.2, 1:1 (V/V)
-

References

1
D.Aigner et al., J. Mater. Chem. C, in press (2013), DOI: Title: Fluorescent materials for pH sensing and imaging based on novel 1,4-diketopyrrolo-[3,4-c]pyrr
spectra uploaded by Daniel Aigner

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Quantum Yields

66%
Reference Standard
Rhodamine B
Hitachi F-7000
tetrahydrofurane

Lifetimes

No lifetimes information yet.

Availabilities

Academic sharing
Sergey M Borisov
sergey.borisov@tugraz.at

Applications

pH-Indicator
Energy transfer
Fluorescence imaging with RGB camera