1-Propanesulfonic acid

CAS Registry Number®

5284-66-2

CAS Name

1-Propanesulfonic acid

Molecular Formula

C3H8O3S

Molecular Mass

124.16

Cite this Page

1-Propanesulfonic acid.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=5284-66-2 (retrieved 2025-03-31) (CAS RN: 5284-66-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    136 °C @ Press: 1 Torr

  • Melting Point (2)

    7.5 °C

  • Density (1)

    1.2516 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C3H8O3S/c1-2-3-7(4,5)6/h2-3H2,1H3,(H,4,5,6)

InChIKey

InChIKey=KCXFHTAICRTXLI-UHFFFAOYSA-N

SMILES

C(S(=O)(=O)O)CC

Canonical SMILES

O=S(=O)(O)CCC

Other Names for this Substance

  • 1-Propanesulfonic acid
  • NSC 87882

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