Benzenesulfonic acid

CAS Registry Number®

98-11-3

CAS Name

Benzenesulfonic acid

Molecular Formula

C6H6O3S

Molecular Mass

158.18

Cite this Page

Benzenesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=98-11-3 (retrieved 2024-11-24) (CAS RN: 98-11-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    65 °C

Source(s)

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

Other Names and Identifiers

InChI

InChI=1S/C6H6O3S/c7-10(8,9)6-4-2-1-3-5-6/h1-5H,(H,7,8,9)

InChIKey

InChIKey=SRSXLGNVWSONIS-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)C1=CC=CC=C1

Canonical SMILES

O=S(=O)(O)C=1C=CC=CC1

Other Names for this Substance

  • Benzenesulfonic acid
  • Phenylsulfonic acid
  • Besylic acid
  • Benzenemonosulfonic acid
  • 17-120A

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Deleted or Replaced CAS Registry Numbers

2089288-60-6, 2756222-54-3