Triethylene glycol
Triethylene glycol, TEG, or triglycol is a colorless odorless viscous liquid with molecular formula HOCH2CH2OCH2CH2OCH2CH2OH. It is used as a plasticizer for vinyl polymers. It is also used in air sanitizer products, such as “Oust” or “Clean and Pure”. When aerosolized it acts as a disinfectant. Glycols are also used as liquid desiccants for natural gas and in air conditioning systems. It is an additive for hydraulic fluids and brake fluids and is used as a base for “smoke machine” fluid in the entertainment industry.
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Product Info
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| Names | |
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| Preferred IUPAC name
2,2′-[Ethane-1,2-diylbis(oxy)]di(ethan-1-ol)
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| Other names
2-[2-(2-Hydroxyethoxy)ethoxy]ethanol
Triglycol |
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| Identifiers | |
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3D model (JSmol)
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| Abbreviations | TEG |
| 969357 | |
| ChEBI | |
| ChEMBL | |
| ChemSpider | |
| ECHA InfoCard | 100.003.594 |
| EC Number |
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| 260942 | |
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PubChem CID
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| RTECS number |
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| UNII | |
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CompTox Dashboard (EPA)
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| Properties | |
| C6H14O4 | |
| Molar mass | 150.174 g·mol−1 |
| Appearance | Colorless liquid |
| Density | 1.1255 g/mL |
| Melting point | −7 °C (19 °F; 266 K) |
| Boiling point | 285 °C (545 °F; 558 K) |
| Hazards | |
| NFPA 704 (fire diamond) | |
| Related compounds | |
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Related diols
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