P-Toluenesulfonic Acid [104-15-4] is a structurally characterized compound with a molecular formula of C7H8O3S and a molecular weight of 172.20. It exhibits a Boiling Point of 140 °C and a Melting Point of 105.0 °C (USCG, 1999). The hazard signal word for this substance is Warning due to its potential for causing severe skin burns and eye damage.

• CAS Number: 104-15-4
• Molecular Formula: C7H8O3S
• Boiling Point: 140 °C @ 20 MM HG
• Molecular Weight: 172.20
• Exact Mass: 172.01941529
• GHS Signal Word: Warning
• Melting Point: 105.0 °C
• Vapour Density: 1.45 at 77 °F
• Hazard Statements:
• H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H302: Harmful if swallowed [Warning Acute toxicity, oral]