Toluene Sulfonic Acid
[CAS# 25231-46-3]

Identification

• Name: Toluene Sulfonic Acid
• Synonyms: P-Toluenesulfonic Acid; P-Toluolenesulfonic Acid; P-Tolylsulfonic Acid
• Molecular Formula: C₇H₈O₃S
• Molecular Weight: 172.20
• CAS Registry Number: 25231-46-3
• SMILES: C1=CC(=CC=C1[S](O)(=O)=O)C
• InChI: 1S/C7H8O3S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H,8,9,10)
• InChIKey: JOXIMZWYDAKGHI-UHFFFAOYSA-N

Properties

• Density: 1.3±0.1g/cm³ (Cal.)
• Melting point: 106°C (Expl.)

Safety Data

• Safety Description: 26-37-60

References

• (1): De-Hong Wu and Qi-Qi Wu . 4-Ethylanilinium 4-methylbenzenesulfonate , Acta Cryst (2010). E66, o2065Â Â