Sodium p-aminobenzenesulfonate

CAS Registry Number®

515-74-2

CAS Name

Sodium p-aminobenzenesulfonate

Molecular Formula

C6H7NO3S.Na

Cite this Page

Sodium p-aminobenzenesulfonate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=515-74-2 (retrieved 2025-01-03) (CAS RN: 515-74-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C6H7NO3S.Na/c7-5-1-3-6(4-2-5)11(8,9)10;/h1-4H,7H2,(H,8,9,10);

InChIKey

InChIKey=IGWIEYXEWVUGCK-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C1=CC=C(N)C=C1.[Na]

Canonical SMILES

[Na].O=S(=O)(O)C1=CC=C(N)C=C1

Other Names for this Substance

  • Benzenesulfonic acid, 4-amino-, sodium salt (1:1)
  • Sulfanilic acid, monosodium salt
  • Benzenesulfonic acid, 4-amino-, monosodium salt
  • Aniline-p-sulfonic acid sodium salt
  • Sodium anilinesulfonate

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Deleted or Replaced CAS Registry Numbers

1159813-72-5, 2771311-50-1

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