4-Sulfanilamidosalicylic acid

CAS Registry Number®

6202-21-7

CAS Name

4-Sulfanilamidosalicylic acid

Molecular Formula

C13H12N2O5S

Molecular Mass

308.31

Cite this Page

4-Sulfanilamidosalicylic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=6202-21-7 (retrieved 2025-05-11) (CAS RN: 6202-21-7).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    225-226 °C (decomp)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C13H12N2O5S/c14-8-1-4-10(5-2-8)21(19,20)15-9-3-6-11(13(17)18)12(16)7-9/h1-7,15-16H,14H2,(H,17,18)

InChIKey

InChIKey=CDUAVAXMQCAYTC-UHFFFAOYSA-N

SMILES

N(S(=O)(=O)C1=CC=C(N)C=C1)C2=CC(O)=C(C(O)=O)C=C2

Canonical SMILES

O=C(O)C1=CC=C(C=C1O)NS(=O)(=O)C2=CC=C(N)C=C2

Other Names for this Substance

  • Benzoic acid, 4-[[(4-aminophenyl)sulfonyl]amino]-2-hydroxy-
  • Salicylic acid, 4-sulfanilamido-
  • 4-[[(4-Aminophenyl)sulfonyl]amino]-2-hydroxybenzoic acid
  • Metrasil
  • 4-Sulfanilamidosalicylic acid

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