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Alizarin Red S sodium salt

Product Code. 11319707
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Quantity:
5 g
25 g
Unit Size:
25g
5g
Product Code. Quantity unitSize
11319707 5 g 5g
11329707 25 g 25g
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Product Code. 11319707

Brand: Thermo Scientific Alfa Aesar 042040.06

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Description

Transition interval: pH 4.6 (yellow) to pH 6.0 (red) | CAS: 130-22-3 | C14H7NaO7S | 342.253 g/mol

Alizarin Red S sodium salt is used as a chromogenic agent for the colorimetric determination of dothiepin hydrochloride in pharmaceutical formulations. It is also used as an ion-pair reagent for the spectrophotometric assay of fexofenadine in pharmaceuticals. It acts as a colorometric pH indicator in the range of 3.8-5.4. Further, it is used in a biochemical assay to determine the presence of calcific deposition by cells of an osteogenic lineage.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

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Chemical Identifiers

CAS 130-22-3
Molecular Formula C14H7NaO7S
Molecular Weight (g/mol) 342.253
MDL Number MFCD00013049
InChI Key HFVAFDPGUJEFBQ-UHFFFAOYSA-M
Synonym alizarin red s, sodium alizarinesulfonate, mordant red 3, sodium 3,4-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate, alizarine s, acid red alizarine, sodium alizarin-3-sulfonate, alizarine red s sodium salt, alizarinsulfonate, alizarin s
PubChem CID 3955344
ChEBI CHEBI:87358
IUPAC Name sodium;3,4-dihydroxy-9,10-dioxoanthracene-2-sulfonate
SMILES C1=CC=C2C(=C1)C(=O)C3=CC(=C(C(=C3C2=O)O)O)S(=O)(=O)[O-].[Na+]

Specifications

Physical Form Powder
Quantity 5 g
Beilstein 4117090
Solubility Information Soluble in water and alcohol.
Formula Weight 342.27
Appearance Various color powder
Chemical Name or Material Alizarin Red S sodium salt

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