4-Aminoazobenzene-4'-sulfonic acid sodium salt, tech. 90%

Catalog No.	Quantity
AAL1196522	100 g
AAL1196514	25 g

Catalog No. AAL1196522 Supplier Thermo Scientific Chemicals Supplier No. L1196522

Description

CAS: 2491-71-6 | C12H10N3NaO3S | 299.28 g/mol

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.

Specifications

Chemical Identifiers

• CAS: 2491-71-6
• Molecular Formula: C12H10N3NaO3S
• Molecular Weight (g/mol): 299.28
• MDL Number: MFCD00035564
• InChI Key: FIXVWFINKCQNFG-UHFFFAOYSA-M
• Synonym: yellow rfs, 11648 yellow, acid yellow fwa, new yellow gmf, 4-aminoazobenzene-4'-sulfonic acid sodium salt, hexacol yellow rfs, c.i. food yellow 6, monosodium salt, sodium 4'-aminoazobenzene-4-sulphonate, yellow r.i.s., unii-z452e7h2u8
• PubChem CID: 23691997
• IUPAC Name: sodium;4-[(4-aminophenyl)diazenyl]benzenesulfonate
• SMILES: C1=CC(=CC=C1N)N=NC2=CC=C(C=C2)S(=O)(=O)[O-].[Na+]

• Quantity: 100 g
• Beilstein: 8098548
• Sensitivity: Very Hygroscopic
• Formula Weight: 299.29
• Percent Purity: 90%
• Grade: Technical
• Chemical Name or Material: 4-Aminoazobenzene-4'-sulfonic acid sodium salt

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
EINECSNumber	219-657-1
TSCA	Yes
Recommended Storage	Ambient temperatures; Store under Nitrogen

SDS

RUO – Research Use Only