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114561

Sigma-Aldrich

Xylenol Blue sodium salt

indicator grade, dye content 90 %

Synonym(s):

p-Xylenolsulfonephthalein sodium salt

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About This Item

Empirical Formula (Hill Notation):
C23H21NaO5S
CAS Number:
Molecular Weight:
432.46
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:

grade

indicator grade

composition

dye content, 90%

mp

>300 °C (lit.)

λmax

425 nm in methanol

SMILES string

[Na+].Cc1cc(c(C)cc1O)C(=C2/C=C(C)C(=O)C=C2C)\c3ccccc3S([O-])(=O)=O

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