Tetrachloro-P-Benzoquinone [118-75-2] carries a recognized safety classification for professional environments as it is identified as an oxo compound, ketone, and chlorine compound. Its molecular formula is C6Cl4O2, with a molecular weight of 245.9 g/mol. It sublimes at normal temperatures and pressures, and decomposes upon melting at 288.9 °C. A warning label is required due to its potential to cause skin irritation and serious eye damage.

• CAS Number: 118-75-2
• Molecular Formula: C6Cl4O2
• Exact Mass: 245.862290
• Molecular Weight: 245.9
• Melting Point: 288.9 °C — decomposes
• Boiling Point: Sublimes
• GHS Signal Word: Warning
• Vapour Density: Relative vapor density
• Hazard Statements:
• H315: Causes skin irritation [Warning Skin corrosion/irritation]
• H318: Causes serious eye damage [Danger Serious eye damage/eye irritation]