59573

Acid Red 33

analytical standard

• Synonym(s): 5-Amino-4-hydroxy-3-phenylazo-2,7-naphthalenedisulfonic acid disodium salt, Acid Red 33 disodium salt, Disodium 5-amino-4-hydroxy-3-(phenylazo)-naphthalene-2,7-disulfonate, Food Red 12
• Empirical Formula (Hill Notation): C₁₆H₁₁N₃Na₂O₇S₂
• CAS Number: 3567-66-6
• Molecular Weight: 467.38
• Colour Index Number: 17200
• EC Number: 222-656-9
• MDL number: MFCD00071877
• UNSPSC Code: 85151701
• PubChem Substance ID: 329758677
• NACRES: NA.24

Properties

• grade: analytical standard
• Quality Level: 100
• assay: ≥97.0% (HPLC)
• shelf life: limited shelf life, expiry date on the label
• technique(s): HPLC: suitable; gas chromatography (GC): suitable
• application(s): cleaning products; cosmetics; food and beverages; personal care
• format: neat
• SMILES string: O=S(C1=CC2=CC(S(=O)([O-])=O)=CC(N)=C2C(O)=C1/N=N/C3=CC=CC=C3)([O-])=O.[Na+].[Na+]
• InChI: 1S/C16H13N3O7S2.2Na/c17-12-8-11(27(21,22)23)6-9-7-13(28(24,25)26)15(16(20)14(9)12)19-18-10-4-2-1-3-5-10;;/h1-8,20H,17H2,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2/b19-18+;;
• InChI key: LQJVOKWHGUAUHK-BUFQOAPZSA-L

Description

Application

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

Recommended products

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Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable