Compound Q&A
What are the physical and chemical properties of Phloxine B (CAS: 18472-87-2)?
Answer
Phloxine B is a red azo dye with a molecular weight of approximately 300 g/mol. It is slightly soluble in water and has good light stability. Chemically, it is stable under normal conditions but can react with strong reducing agents. Phloxine B is often used in acidic solutions and has a pKa of about 6.5.
About
CAS No
18472-87-2
English Name
Phloxine B
Molecular Formula
C20H2Br4Cl4Na2O5
Molecular Weight
829.63 g/mol
SMILES
Clc1c(Cl)c(Cl)c(c(c1Cl)C(=O)[O-])c1c2cc(Br)c(=O)c(c2oc2c1cc(Br)c(c2Br)[O-])Br.[Na+].[Na+]
InChIKey
OOYIOIOOWUGAHD-UHFFFAOYSA-L
Last Updated: 2025-09-07 10:18
