Properties

  • Name: p-Toluenesulfonic acid
  • IUPAC name: 4-Methylbenzenesulfonic acid
  • Formula: C7H8O3S
  • Molecular weight: 172.2016 g/mol
  • Monoisotopic weight: 172.0194151 g/mol
  • Melting point: 104 °C (377 K)
  • Boiling point: 140 °C (413 K)
  • Synonym:
    • 4-Methylbenzenesulfonic acid
  • Abbreviation:
    • PTSA

Structure

Structure Download

  • In CML format Download cml file
  • In MOL format Download mol file

InChI

InChI=1/C7H8O3S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H,8,9,10)

SMILES

c1(S(=O)(=O)O)ccc(cc1)C