Rhodamine pH-Probe 585-7.5

Basic Information

structure
Rhodamine pH-Probe 585-7.5
N,Nā€™-di(3-azapentane-1,5-diyl)-2ā€™,4ā€™-dicarboxyrhodamine
C29H29N4O5
513.60g / Mol
Xanthen
Can be grafted to amino groups via DCC/NHS; pH Indicator - complete fluorescence quenching at basic pH, pKa 7.4, absorption is red-shifted by 20nm. Forms lactone in basic and apolar media.

References

1
D.Aigner et al., Talanta (2012), 99, 194-201., DOI: 10.1016/j.talanta.2012.05.039

Overview

531 nm
561 nm
Water
85000 M-1cm-1

Absorption

531 nm
85000 M-1cm-1
Varian Cary 50 UV-VIS

Emission

561 nm
yes
-
Hitachi F7000

More parameters

Water
-

References

1
D.Aigner et al., Talanta (2012), 99, 194-201., DOI: 10.1016/j.talanta.2012.05.039
spectra uploaded by Daniel Aigner

Provide more Spectra

Quantum Yields

67%
Reference Standard
Rhodamine 101
Hitachi F-7000
Water
5.00

Lifetimes


Availabilities

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

Applications

pH-Indicator
fluorescent labeling