CAS Number: 77‑99‑6
Synonyms: 1,1,1‑Tris(hydroxymethyl)propane; Propylidynetrimethanol; 2‑Ethyl‑2‑(hydroxymethyl)‑1,3‑propanediol; Hexaglycerol
Chemical Formula:C₆H₁₄O₃
Product Introduction
A white, hygroscopic crystalline triol containing three primary hydroxyl groups. TMP serves as a highly reactive polyol building block, valued for enhancing flexibility, crosslink density, and weather resistance in high-performance resins.
| Property | Value |
|---|---|
| Appearance | White to off-white flakes/crystals |
| Melting Point | 56–58 °C |
| Boiling Point (2 mm Hg) | ~159–161 °C |
| Density | 1.176 g/cm³ @ 20 °C |
| Vapor Density | ~4.8 × air |
| Vapor Pressure | <1 mm Hg @ 20 °C |
| Refractive Index | ~1.4850 (estimate) |
| Water Solubility | ~0.1 g/mL (clear solution) |
| Log P | –0.97 (estimated) |
| Flash Point | 172 °C |
| Stability | Stable; non-volatile; resistant to hydrolysis |
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