Thermo Scientific Chemicals 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt, in

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.

Specifications

Chemical Identifiers

• CAS: 23647-14-5
• Molecular Formula: C₁₆H₉N₂Na₃O₁₁S₃
• Molecular Weight (g/mol): 570.39
• MDL Number: MFCD00003952
• InChI Key: LSAWBVPBZOEGOT-UHFFFAOYSA-L
• Synonym: spadns, 2,7-naphthalenedisulfonic acid, 4,5-dihydroxy-3-4-sulfophenyl azo-, trisodium salt, trisodium 4,5-dihydroxy-3-e-2-4-sulfonatophenyl diazen-1-yl naphthalene-2,7-disulfonate, 2,7-naphthalenedisulfonic acid, 4,5-dihydroxy-3-2-4-sulfophenyl diazenyl-, sodium salt 1:3, 2-p-sulfophenylazo-1,8-dihydroxy-3,6-naph-thalenedisulfonic acid
• PubChem CID: 73658865
• IUPAC Name: trisodium;5-hydroxy-4-oxo-3-[(4-sulfophenyl)hydrazinylidene]naphthalene-2,7-disulfonate
• SMILES: C1=CC(=CC=C1NN=C2C(=CC3=CC(=CC(=C3C2=O)O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)O.[Na+].[Na+].[Na+]

• Color: Brown-Red
• Infrared Spectrum: Authentic
• Packaging: Glass bottle
• Quantity: 100 g
• Merck Index: 15, 8859
• Solubility Information: Solubility in water: soluble. Other solubilities: practically insoluble in organic solvents
• Formula Weight: 570.39
• Grade: Indicator
• Physical Form: Crystalline Powder
• Chemical Name or Material: 2-(4-Sulfophenylazo)1,8-dihydroxy-3,6-naphthalenedisulfonic acid, trisodium salt

Safety and Handling

Hazard Category	GHS Signal Word: Warning
Hazard Statement	GHS H Statement Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. Avoid breathing dust/fume/gas/mist/vapors/spray. IF ON SKIN: Wash with plenty of soap and water. IF IN EYES: Rinse cautiously with water for
EINECSNumber	245-803-9

SDS

RUO – Research Use Only