CAS 117-43-1

8-Hydroxy-1,6-naphthalenedisulfonic acid

Description:

8-Hydroxy-1,6-naphthalenedisulfonic acid, with the CAS number 117-43-1, is an organic compound characterized by its naphthalene structure substituted with hydroxyl and sulfonic acid groups. This compound typically appears as a solid, often in crystalline form, and is soluble in water due to the presence of sulfonic acid groups, which enhance its polarity. It is known for its application as a dye intermediate and in the synthesis of various organic compounds. The presence of both hydroxyl and sulfonic acid functional groups contributes to its acidic properties and reactivity, making it useful in various chemical reactions, including coupling reactions in dye chemistry. Additionally, it can act as a chelating agent, binding metal ions, which is beneficial in certain analytical and industrial applications. Safety data indicates that it should be handled with care, as it may cause irritation upon contact with skin or eyes. Overall, 8-Hydroxy-1,6-naphthalenedisulfonic acid is a versatile compound with significant utility in chemical synthesis and dye production.

Formula: C₁₀H₈O₇S₂

InChI: InChI=1S/C10H8O7S2/c11-8-5-7(18(12,13)14)4-6-2-1-3-9(10(6)8)19(15,16)17/h1-5,11H,(H,12,13,14)(H,15,16,17)

InChI key: InChIKey=XQAFHGXXHIZSGZ-UHFFFAOYSA-N

SMILES: S(=O)(=O)(O)C=1C2=C(C=C(S(=O)(=O)O)C=C2O)C=CC1

Synonyms:

• 1,6-Naphthalenedisulfonic acid, 8-hydroxy-
• 1-Hydroxy-3,8-naphthalenedisulfonic acid
• 1-Naphthol-3,8-disulfonic acid
• 3,8-Disulfo-1-naphthol
• 8-Hydroxy-1,6-naphthalenedisulfonic acid
• 8-Hydroxynaphthalene-1,6-Disulfonic Acid
• Andresen's Acid
• Disulfo Acid E
• Epsilon acid
• NSC 8628
• ε-Acid

1-Naphthol-3,8-disulfonic acid

CAS: 117-43-1

Formula: C₁₀H₈O₇S₂

Molecular weight: 304.2963

Ref: IN-DA000DHL