Diethyl Phthalate [84-66-2] is applied in various analytical and synthetic procedures. It features a molecular formula of C12H14O4 and a molecular weight of 222.24. This compound has a Boiling Point of 297.8 °C, and it solidifies at -2.8 °C. A warning label should be used due to its potential toxicity to aquatic life and skin irritation.

• CAS Number: 84-66-2
• Molecular Weight: 222.24
• Molecular Formula: C12H14O4
• Melting Point: -2.8 °C
• Exact Mass: 222.08920892
• Vapour Density: 7.66
• Boiling Point: 297.8 °C
• GHS Signal Word: Warning
• Hazard Statements:
• H401: Toxic to aquatic life [Hazardous to the aquatic environment, acute hazard]
• H315: Causes skin irritation [Warning Skin corrosion/irritation]