
Benzophenone, also known as Diphenyl ketone or diphenylmethanone, has the molecular formula C₁₃H₁₀O and a molecular weight of 182.22. At room temperature, this substance is a white, lustrous, prismatic crystal with a faint rose-like fragrance and a sweet taste. It is chemically stable and is a typical aromatic ketone compound.
| Item | Specification |
| Melting Point | 48.5℃ |
| Boiling Point | 305.4℃ |
| Density | 1.1146 g/cm³(20℃) |
| Flash Point | 143°C (closed cup) |
| Vapor Pressure | 0.3 Pa (25°C) |
| Refractive Index | 1.5893 (15°C) |
| Solubility | Insoluble in water (<0.1 g/100 mL at 25°C); readily soluble in organic solvents such as ethanol, diethyl ether, chloroform, benzene, and toluene. |
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