Eosin Y

Basic Information

Eosin Y
Tetrabromofluorescein
Spiro[isobenzofuran-1(3H),9 -[9H]xanthen]-3-one, 2 ,4 ,5 ,7 -tetrabromo-3 ,6 -dihydroxy-, sodium salt (1:2)
17372-87-1
C20 H8 Br4 O5 . 2 Na
693.87g / Mol
Xanthen
Xanthene

Overview

311 nm, 525 nm
543 nm
basic EtOH
112000 M-1cm-1

Absorption

311 nm, 525 nm
112000 M-1cm-1

Emission

543 nm
yes
-

More parameters

basic EtOH
-

References

1
H. Du, R.A. Fuh, J. Li, L. A. Corkan, J.S. Lindsey (1998) PhotochemCAD: A computer-aided design and research tool in photochemistry. Photochem Photobiol 68: 141-142., DOI: DOI: 10.1111/j.1751-1097.1998.tb02480.x
spectra uploaded by Torsten Mayr

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Quantum Yields

67%

Lifetimes


Availabilities


Applications

pH-Indicator