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CAS 84-88-8

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8-Hydroxyquinoline-5-sulfonic acid

Description:
8-Hydroxyquinoline-5-sulfonic acid, with the CAS number 84-88-8, is an organic compound that features a quinoline structure substituted with a hydroxyl group and a sulfonic acid group. This compound is typically characterized by its ability to act as a chelating agent, particularly for metal ions, due to the presence of the hydroxyl and nitrogen functionalities in the quinoline ring. It is often used in analytical chemistry for the detection and quantification of various metal ions, as it forms stable complexes. The sulfonic acid group enhances its solubility in water, making it suitable for various aqueous applications. Additionally, 8-hydroxyquinoline-5-sulfonic acid exhibits fluorescent properties, which can be advantageous in certain analytical techniques. It is important to handle this compound with care, as it may pose health risks if ingested or inhaled, and appropriate safety measures should be taken during its use in laboratory settings.
Formula:C9H7NO4S
InChI:InChI=1S/C9H7NO4S/c11-7-3-4-8(15(12,13)14)6-2-1-5-10-9(6)7/h1-5,11H,(H,12,13,14)
InChI key:InChIKey=LGDFHDKSYGVKDC-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)C=1C2=C(C(O)=CC1)N=CC=C2
Synonyms:
  • 4(5)-Imidazolecarboxaldehyde Hydrochloride
  • 4-Hydroxyquinoline-5-Sulphonic Acid
  • 5-Quinolinesulfonic acid, 8-hydroxy-
  • 5-Sulfo-8-hydroxyquinoline
  • 5-Sulfo-8-quinolinol
  • 5-Sulfooxine
  • 8-Hydroxy-5-Quinolinesulfonic Acid
  • 8-Hydroxy-5-sulfoquinoline
  • 8-Hydroxylquinoline-5-sulfonic acid
  • 8-Hydroxyquinolin-5-Sulfonic Acid
  • See more synonyms
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