Pentaethylene glycol
- Formula: C10H22O6
- Molecular weight: 238.2781
- IUPAC Standard InChI: InChI=1S/C10H22O6/c11-1-3-13-5-7-15-9-10-16-8-6-14-4-2-12/h11-12H,1-10H2
- IUPAC Standard InChIKey: JLFNLZLINWHATN-UHFFFAOYSA-N
- CAS Registry Number: 4792-15-8
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: 3,6,9,12-Tetraoxatetradecane-1,14-diol; 2-[2-[2-[2-(2-Hydroxyethoxy)ethoxy]ethoxy]ethoxy]ethanol; Pentaglycol; HO[CH2CH2O]5H
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Condensed phase thermochemistry data
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of liquid
| Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 123.2 | 298. | Stephens and Tamplin, 1979 | T = 273 to 513 K. |
Phase change data
Go To: Top, Condensed phase thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tfus | 264.45 | K | N/A | Gallaugher and Hibbert, 1936 | Uncertainty assigned by TRC = 0.7 K |
| Quantity | Value | Units | Method | Reference | Comment |
| Tc | 751. | K | N/A | Stephens and Tamplin, 1979, 2 | Uncertainty assigned by TRC = 20. K; TC data from Union Carbide Corp. |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Stephens and Tamplin, 1979
Stephens, M.A.; Tamplin, W.S.,
Saturated liquid specific heats of ethylene glycol homologues,
J. Chem. Eng. Data, 1979, 24, 81-82. [all data]
Gallaugher and Hibbert, 1936
Gallaugher, A.F.; Hibbert, H.,
Studies on reactions relating to carbohydrates and polysaccharides: xlix molecular weight, molar refraction, freezing point and other properties of the polyethylene glycols and their derivatives,
J. Am. Chem. Soc., 1936, 58, 813. [all data]
Stephens and Tamplin, 1979, 2
Stephens, M.A.; Tamplin, W.S.,
Saturated Liquid SPecific Heats of Ethylene GLycol Homologues,
J. Chem. Eng. Data, 1979, 24, 81-2. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tc Critical temperature Tfus Fusion (melting) point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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