69143

Orange II sodium salt

analytical standard

• Synonym(s): 4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt, Acid Orange 7, Acid Orange A, Orange II, Tropaeolin 000 No. 2
• Empirical Formula (Hill Notation): C₁₆H₁₁N₂NaO₄S
• CAS Number: 633-96-5
• Molecular Weight: 350.32
• Colour Index Number: 15510
• Beilstein/REAXYS Number: 3898201
• EC Number: 211-199-0
• MDL number: MFCD00011657
• UNSPSC Code: 85151701
• PubChem Substance ID: 329761408
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥98.0% (HPLC)
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• application(s): cleaning products; cosmetics; food and beverages; personal care
• format: neat
• SMILES string: [Na+].Oc1ccc2ccccc2c1\N=N\c3ccc(cc3)S([O-])(=O)=O
• InChI: 1S/C16H12N2O4S.Na/c19-15-10-5-11-3-1-2-4-14(11)16(15)18-17-12-6-8-13(9-7-12)23(20,21)22;/h1-10,19H,(H,20,21,22);/q;+1/p-1/b18-17+;
• InChI key: CQPFMGBJSMSXLP-ZAGWXBKKSA-M

Description

Application

Orange II sodium salt can undergo oxidation by hydrogen peroxide, which is catalyzed by ferric ion complexed to tetra amido macrocyclic ligands(Fe^III–TAML activators) to give out carbon dioxide, carbon monoxide, small aliphatic carboxylic acids and phthalic acid as the major products.

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Safety Information

• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves