Sodium 4-amino-1-naphthalenesulfonate

• CAT Number: M069165
• CAS Number: 130-13-2
• Molecular Formula: C10H8NNaO3S
• Molecular Weight: 245.228
• Purity: ≥95%
• Synonyms: Sodium naphthionate; sodium 4-aminonaphthalene-1-sulfonate; Sodium 4-amino-1-naphthalenesulfonate; Naphthemol
• Storage: Room temperature
• IUPAC Name: sodium;4-aminonaphthalene-1-sulfonate
• InChI: InChI=1S/C10H9NO3S.Na/c11-9-5-6-10(15(12,13)14)8-4-2-1-3-7(8)9;/h1-6H,11H2,(H,12,13,14);/q;+1/p-1
• InChIKey: JWSRMCCRAJUMLX-UHFFFAOYSA-M
• SMILES: C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])N.[Na+]

Sodium 4-amino-1-naphthalenesulfonate (CAS 130-13-2) is used for the preparation of acidic dyes and food red pigment, but also for antidote of nitrite and iodine poisoning.

Reference

1. Gimeno, R. A., et al. "Determination of naphthalenesulfonates in water by on-line ion-pair solid-phase extraction and ion-pair liquid chromatography with fast-scanning fluorescence detection." Journal of Chromatography A 890.2 (2000): 289-294.