2-Aminobenzenesulfonic acid

CAS Registry Number®

88-21-1

CAS Name

2-Aminobenzenesulfonic acid

Molecular Formula

C6H7NO3S

Molecular Mass

173.19

Cite this Page

2-Aminobenzenesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=88-21-1 (retrieved 2024-11-21) (CAS RN: 88-21-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    >320 °C (decomp)

Source(s)

  • (1) PhysProp data were obtained from Syracuse Research Corporation of Syracuse, New York (US)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=ZMCHBSMFKQYNKA-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

O=S(=O)(O)C=1C=CC=CC1N

Other Names for this Substance

  • Benzenesulfonic acid, 2-amino-
  • Benzenesulfonic acid, o-amino-
  • 2-Aminobenzenesulfonic acid
  • Aniline-o-sulfonic acid
  • Orthanilic acid

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CAS INSIGHTSTM
Targeted protein degrader structure, illustration