
Pinacol (CAS 76-09-5), with the molecular formula C6H14O2, is a white crystalline solid; it is stable at room temperature, slightly soluble in cold water, and readily soluble in hot water, alcohols, and other organic solvents. It is neutral and exhibits good chemical reactivity. It is primarily used as an organic synthesis intermediate, a pharmaceutical raw material, a resin modifier, and a chemical analysis reagent.
| Item | Specification |
| Melting Point | 38-40 °C |
| Boiling Point | 174 °C |
| Density | 0.967 g/cm³ |
| Flash Point | 77 °C |
| Vapor Pressure | 0.4 mmHg(25°C) |
| Refractive Index | 1.433 |
| Solubility | 60 g/L (25°C, hot water); slightly soluble in cold water; readily soluble in alcohol-ether mixtures. |
| Stability | Stable at room temperature; exhibits the chemical reactivity typical of diols; flammable. |
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