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CAS 127-83-3

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p-Hydroxybenzenesulfonic acid calcium salt

Description:
p-Hydroxybenzenesulfonic acid calcium salt, with the CAS number 127-83-3, is an organic compound that serves as a calcium salt of p-hydroxybenzenesulfonic acid. This substance typically appears as a white to off-white solid and is soluble in water, making it useful in various applications. It exhibits properties characteristic of both sulfonic acids and phenolic compounds, which can contribute to its functionality as a surfactant or emulsifying agent. The presence of the sulfonic acid group imparts strong acidic properties, while the hydroxyl group enhances its reactivity and potential for hydrogen bonding. This compound is often utilized in the formulation of dyes, pharmaceuticals, and as a reagent in chemical synthesis. Additionally, it may have applications in the textile and paper industries due to its ability to modify surface properties. Safety data should be consulted for handling and exposure guidelines, as with any chemical substance.
Formula:C6H6O4SCa
InChI:InChI=1S/C6H6O4S.Ca/c7-5-1-3-6(4-2-5)11(8,9)10;/h1-4,7H,(H,8,9,10);
InChI key:InChIKey=KUCVZLFXFLZULS-UHFFFAOYSA-N
SMILES:S(=O)(=O)(O)C1=CC=C(O)C=C1.[Ca]
Synonyms:
  • Benzenesulfonic acid, p-hydroxy-, calcium salt (2:1)
  • p-Hydroxybenzenesulfonic acid calcium salt
  • Calcium phenolsulfonate
  • Benzenesulfonic acid, 4-hydroxy-, calcium salt (2:1)
  • Calcium sulfophenolate
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