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CAS 842-19-3

:

1,3-Naphthalenedisulfonic acid, 7-hydroxy-, sodium salt (1:2)

Description:
1,3-Naphthalenedisulfonic acid, 7-hydroxy-, sodium salt (1:2), with CAS number 842-19-3, is an organic compound characterized by its naphthalene structure substituted with two sulfonic acid groups and a hydroxyl group. This compound typically appears as a solid, often in the form of a crystalline powder, and is soluble in water due to the presence of the sulfonate groups. It exhibits strong acidic properties, which can influence its behavior in various chemical reactions. The sodium salt form enhances its solubility and stability in aqueous solutions. This compound is commonly used in dye manufacturing, as a pH indicator, and in various applications in the textile and paper industries. Its structural features contribute to its ability to interact with other molecules, making it useful in complexation and as a dispersing agent. Additionally, it may exhibit fluorescence, which can be leveraged in analytical chemistry for detection purposes. Safety data should be consulted for handling and exposure guidelines, as with any chemical substance.
Formula:C10H8O7S2·2Na
InChI:InChI=1S/C10H8O7S2.2Na/c11-7-2-1-6-3-8(18(12,13)14)5-10(9(6)4-7)19(15,16)17;;/h1-5,11H,(H,12,13,14)(H,15,16,17);;
InChI key:InChIKey=SVCODMAOYDMMCJ-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)C=1C2=C(C=C(S(=O)(=O)O)C1)C=CC(O)=C2.[Na]
Synonyms:
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-, disodium salt
  • 1,3-Naphthalenedisulfonic acid, 7-hydroxy-, sodium salt (1:2)
  • 2-Hydroxy-6,8-naphthalenedisulfonic acid disodium salt
  • 2-Naphthol-6,8-disulfonic acid disodium salt
  • 7-Hydroxy-1,3-Naphthalenedisulfonic Acid,Disodium
  • 7-Hydroxy-1,3-naphthalenedisulfonic acid disodium salt
  • Disodium 2-hydroxy-6,8-naphthalenedisulfonate
  • Disodium 7-Hydroxynaphthalene-1,3-Disulfonate
  • Disodium 7-hydroxy-1,3-naphthalenedisulfonate
  • G Salt
  • G acid disodium salt
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