CAS 832-85-9

1-Naphthalenesulfonic acid, 7-hydroxy-, sodium salt (1:1)

Description:

1-Naphthalenesulfonic acid, 7-hydroxy-, sodium salt (1:1), commonly referred to as sodium 7-hydroxy-1-naphthalenesulfonate, is an organic compound characterized by its sulfonic acid functional group attached to a naphthalene ring. This compound appears as a white to light yellow powder and is soluble in water, making it useful in various applications. It exhibits properties typical of sulfonic acids, such as being a strong acid and having good thermal stability. The presence of the hydroxyl group enhances its reactivity and solubility, allowing it to function as a surfactant, dispersant, or dye intermediate in industrial processes. Additionally, it can act as a reagent in organic synthesis and is often utilized in the formulation of cleaning agents and textile dyes. Safety data indicates that while it may cause irritation upon contact with skin or eyes, it is generally considered to have low toxicity. Proper handling and storage are recommended to ensure safety and stability.

Formula: C₁₀H₈O₄S·Na

InChI: InChI=1S/C10H8O4S.Na/c11-8-5-4-7-2-1-3-10(9(7)6-8)15(12,13)14;/h1-6,11H,(H,12,13,14);

InChI key: InChIKey=DFPVONLLVPFPLK-UHFFFAOYSA-N

SMILES: S(=O)(=O)(O)C=1C2=C(C=CC(O)=C2)C=CC1.[Na]

Synonyms:

• 1-Naphthalenesulfonic acid, 7-hydroxy-, monosodium salt
• 1-Naphthalenesulfonic acid, 7-hydroxy-, sodium salt (1:1)
• 2-Naphthol-8-sodium sulfonate
• 2-Naphthol-8-sulfonic acid sodium salt
• Bayer's acid sodium salt
• Bayer-acid sodium
• Sodium 2-hydroxynaphthalene-8-sulfonate
• Sodium 2-naphthol-8-sulfonate
• Sodium 7-Hydroxynaphthalene-1-Sulfonate
• β-Naphthol-8-sulfonic acid sodium salt
• Sodium 7-hydroxynaphthalene-1-sulphonate