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CAS 135-55-7

:

7-Hydroxy-2-Naphthalene Sulfonic Acid(Sodium Acid)

Description:
7-Hydroxy-2-naphthalene sulfonic acid (sodium acid), with the CAS number 135-55-7, is an organic compound characterized by its naphthalene structure, which is substituted with a hydroxyl group and a sulfonic acid group. This compound typically appears as a white to light yellow powder and is soluble in water, making it useful in various applications. It exhibits strong acidic properties due to the sulfonic acid group, which can dissociate in solution to release protons. This compound is often utilized as a dye intermediate, in the synthesis of other organic compounds, and as a reagent in analytical chemistry. Additionally, it can act as a dispersing agent in various formulations. Its stability and reactivity make it valuable in both industrial and laboratory settings. Safety considerations include handling it with care, as it may cause irritation to the skin and eyes. Overall, 7-hydroxy-2-naphthalene sulfonic acid is an important compound in organic synthesis and chemical analysis.
Formula:C10H7NaO4S
InChI:InChI=1/C10H8O4S.Na/c11-9-3-1-7-2-4-10(15(12,13)14)6-8(7)5-9;/h1-6,11H,(H,12,13,14);/q;+1/p-1
InChI key:InChIKey=ORDKAWZEDYAZMM-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)C1=CC2=C(C=C1)C=CC(O)=C2.[Na]
Synonyms:
  • 2-Naphthalenesulfonic acid, 7-hydroxy-, monosodium salt
  • 2-Naphthalenesulfonic acid, 7-hydroxy-, sodium salt (1:1)
  • 2-Naphthol-7-sodium sulfonate
  • 2-Naphthol-7-sulfonic acid sodium salt
  • 7-Hydroxynaphthalene-2-sulfonic acid sodium salt
  • 7-Sulfo-2-naphthol sodium salt
  • Sodium 2-Naphthol-6-Sulfonate
  • Sodium 2-hydroxynaphthalene-7-sulfonate
  • Sodium 2-naphthol-7-sulfonate
  • Sodium 7-Hydroxynaphthalene-2-Sulfonate
  • See more synonyms
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