Skip to Content
MilliporeSigma
All Photos(1)

Key Documents

235482

Sigma-Aldrich

Chlorophenol Red sodium salt

Dye content 70 %

Synonym(s):

3′,3′′-Dichlorophenolsulfonephthalein sodium salt

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C19H11Cl2NaO5S
CAS Number:
Molecular Weight:
445.25
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

composition

Dye content, 70%

λmax

575 nm

SMILES string

[Na+].Oc1ccc(cc1Cl)C(=C2\C=CC(=O)C(Cl)=C2)\c3ccccc3S([O-])(=O)=O


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service