Ethylene glycol
organic compound used in the making of polyester fibers and in antifreeze formulations
Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound with the chemical formula (CH
2OH)2. It is used to make polyester and to make antifreeze.[4]
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| Names | |||
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| Preferred IUPAC name
Ethane-1,2-diol | |||
| Other names
Ethylene glycol
1,2-Ethanediol Ethylene alcohol Hypodicarbonous acid Monoethylene glycol 1,2-Dihydroxyethane | |||
| Identifiers | |||
3D model (JSmol)
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| 3DMet | |||
| Abbreviations | MEG | ||
| Beilstein Reference | 505945 | ||
| ChEBI | |||
| ChEMBL | |||
| ChemSpider | |||
| ECHA InfoCard | 100.003.159 | ||
| EC Number |
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| Gmelin Reference | 943 | ||
| KEGG | |||
| MeSH | Ethylene+glycol | ||
PubChem CID
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| RTECS number |
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| UNII | |||
| UN number | 3082 | ||
CompTox Dashboard (EPA)
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| Properties | |||
| C2H6O2 | |||
| Molar mass | 62.07 g·mol−1 | ||
| Appearance | Clear, colorless liquid | ||
| Odor | Odorless[1] | ||
| Density | 1.1132 g/cm3 | ||
| Melting point | −12.9 °C (8.8 °F; 260.2 K) | ||
| Boiling point | 197.3 °C (387.1 °F; 470.4 K) | ||
| Miscible | |||
| Solubility | Soluble in most organic solvents | ||
| log P | -1.69[2] | ||
| Vapor pressure | 0.06 mmHg (20 °C)[1] | ||
| Viscosity | 1.61×10−2 Pa·s[3] | ||
| Hazards | |||
| Main hazards | Harmful | ||
| NFPA 704 |
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| Explosive limits | 3.2–15.2%[1] | ||
| U.S. Permissible exposure limit (PEL) |
None[1] | ||
| Related compounds | |||
| Related {{{label}}} | {{{value}}} | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |||
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| Infobox references | |||
References
change- ↑ 1.0 1.1 1.2 1.3 NIOSH Pocket Guide to Chemical Hazards. "#0272". National Institute for Occupational Safety and Health (NIOSH).
- ↑ "Ethylene glycol". www.chemsrc.com.
- ↑ Elert, Glenn. "Viscosity". The Physics Hypertextbook. Retrieved 2007-10-02.
- ↑ Siegfried Rebsdat; Dieter Mayer (2000). "Ethylene Glycol". Ullmann's Encyclopedia of Industrial Chemistry. doi:10.1002/14356007.a10_101. ISBN 3527306730.