Ethylene Glycol CAS#107‑21‑1
Molecular Formula:C6H2O2
Structural Formula:C6H2O2
Appearance: Colourless viscous liquid
Odor: Odorless
Property: Hygroscopic
Product Details
| Item | Parameter |
|---|---|
| Melting Point | -13 °C |
| Boiling Point | 197.3 °C |
| Density | 1.1135 g/mL (20 °C) |
| Flash Point | 116 °C |
| Explosion Limits | 3.2%‑15.3% (volume) |
| Refractive Index | 1.431‑1.433 (20℃) |
| Storage Temperature | Store in cool, dry and well‑ventilated place |
| Form | Liquid |
| Color | Colourless |
| Odor | Odorless |
| pH Value | 6.0‑8.0 (5% aqueous solution, 20℃) |
| Water Solubility | Miscible with water in any proportion |
| Solubility in Other Solvents | Miscible with ethanol; sparingly soluble in diethyl ether |
| Sensitivity | Hygroscopic |
| Stability | Stable under normal conditions. Incompatible with strong oxidizing agents, strong acids. |
| InChIKey | LYCAIKOWRPUZTN‑UHFFFAOYSA‑N |
| CAS Database Reference | 107‑21‑1 |
| NIST Chemistry Reference | Ethylene glycol(107‑21‑1) |
| EPA Substance Registry System | 1,2‑Ethanediol (107‑21‑1) |
Main Applications
Primary raw material for PET polyester production, including polyester fiber, plastic bottles and polyester films.
Antifreeze and heat‑transfer medium for automobile engine cooling systems.
Industrial solvent, plasticizer, raw material for resin and surfactant synthesis.
Auxiliary agent for ink and coating; dehumidifying and humectant agent for industrial circulating heat‑exchange system.
Safety Information
| Item | Content |
|---|---|
| Hazard Codes | Xn (Harmful) |
| Risk Statements | R22: Harmful if swallowed |
| Safety Statements | S26; S36; S46 |
| WGK Germany | 1 |
| RTECS | KW2975000 |
| TSCA | Listed |
| HS Code | 29053100 |
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