Alizarin Red S sodium salt

CAS: 130-22-3

Ref. 02-042040

Product Information

• Name: Alizarin Red S sodium salt
• Synonyms: sodium alizarinesulfonate, 2-Anthracenesulfonic acid, 9,10-dihydro-3,4-dihydroxy-9,10-dioxo-, monosodium salt, 2-Anthracenesulfonic acid, 9,10-dihydro-3,4-dihydroxy-9,10-dioxo-, sodium salt (1:1), 2-Anthraquinonesulfonic acid, 3,4-dihydroxy-, sodium salt, 3,4-Dihydroxy-2-Anthraquinonesulfonic Acid, Sodium Salt, 3,4-Dihydroxy-9,10-Dioxo-2-Anthracenesulfonic Acid, Sodium Salt, 9,10-Dihydro-3,4-Dihydroxy-9,10-Dioxo-2-Anthracenesulfonic Acid, Sodium Salt, Acid Chrome Red S-80, Acid Mordant Red S-80, Acid Mordant Red SW, Acid Red Alizarine, Ahcoquinone Red S, Alizarin Carmine, Alizarin Red C, Alizarin Red S, Alizarin S, Alizarin Sulfonic Acid Sodium Salt, Alizarin red, Alizarine Carmine, Alizarine Carmine Indicator, Alizarine Red A, Alizarine Red AS, Alizarine Red Indicator, Alizarine Red S, Alizarine Red S sodium salt, Alizarine Red SW, Alizarine Red SZ, Alizarine Red W, Alizarine Red WA, Alizarine Red WS, Alizarine Red for Wool, Alizarine S, Alizarine S Extra Conc. A Export, Alizarine S Extra Pure A, Alizarinsulfonate, Calcochrome Alizarine Red SC, Carnelio Rubine Lake, Chrome Red Alizarine, Ci 58005, Ci No 58005, Diamond Red W, Ext D and C Red No. 7, Fenakrom Red W, Labotest-Bb Lt00159822, Mitsui Alizarine Red S, Mordant Red S 80, Mordant Scarlet S 80, Oxanal Fast Red SW, Sodium 3,4-Dihydroxy-9,10-Dioxo-9,10-Dihydroanthracene-2-Sulfonate, Sodium 3,4-dihydroxyanthraquinone-2-sulfonate, Sodium alizarin-3-sulfonate, Sodium alizarinesulfonate, Sodium alizarinsulfonate

Description

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.

• Brand: Alfa Aesar By Thermo Fisher Scientific

Chemical properties

• Molecular weight: 342.25
• Formula: C₁₄H₇NaO₇S
• Color/Form: Powder, Yellow or orange to red/brown
• InChI key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M