Thermo Scientific Chemicals Alizarin Red S, pure, certified

Description

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

Indicator

Specifications

Chemical Identifiers

• CAS: 130-22-3
• Molecular Formula: C14H7NaO7S
• Molecular Weight (g/mol): 342.253
• MDL Number: MFCD00013049
• InChI Key: HFVAFDPGUJEFBQ-UHFFFAOYSA-M
• Synonym: 9,10-Dihydro-3,4-dihydroxy-9,10-dioxo-2-anthracenesulfonic acid, sodium salt, 9, 10-Dihydro-3, 4-dihydroxy-9, Mordant Red 3, Sodium alizarinesulfonate
• 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+]

• Absorption Ratio: 0.97 to 1.07 (for the first maximum) (P-15/P+15)
• Solubility Information: Solubility in water: moderately soluble. Other solubilities: soluble in ethanol
• Infrared Spectrum: Authentic
• Lambda Max: 554 to 558nm 590 to 599nm
• Formula Weight: 342.26
• Grade: Pure
• Packaging: Glass bottle
• Visual Transition Interval: from pH 3.5 (yellow) to pH 6.5 (pink) and from pH 9.4 (orange-brown) to pH 12.0 (violet)
• Color: Red
• Quantity: 25 g
• Physical Form: Powder
• Chemical Name or Material: Alizarin Red S

Safety and Handling

Product Identifier

• Alizarin Red S

RUO – Research Use Only