Tetraethylene glycol
- Formula: C8H18O5
- Molecular weight: 194.2255
- IUPAC Standard InChIKey: UWHCKJMYHZGTIT-UHFFFAOYSA-N
- CAS Registry Number: 112-60-7
- 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: Ethanol, 2,2'-[oxybis(2,1-ethanediyloxy)]bis-; Hi-Dry; 3,6,9-Trioxaundecane-1,11-diol; 2,2'-(Oxybis(ethyleneoxy))diethanol; Ethanol, 2,2'-(oxybis(ethyleneoxy))di-; 3,6,9-Trioxaundecan-1,11-diol; 2-(2-[2-(2-Hydroxyethoxy)ethoxy]ethoxy)ethanol; 1,11-Dihydroxy-3,6,9-trioxaundecane; NSC 1262; Tetraglycol; PEG-4
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Condensed phase thermochemistry data
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -234.6 ± 1.1 | kcal/mol | Ccb | Moureu and Dode, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -234.7 kcal/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1132.6 ± 1.1 | kcal/mol | Ccb | Moureu and Dode, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1133.1 kcal/mol; Corresponding ΔfHºliquid = -234.64 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
102.5 | 298. | Zaripov, 1982 | T = 298, 323, 363 K.; DH |
100.2 | 298. | Stephens and Tamplin, 1979 | T = 273 to 533 K.; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 587.2 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 601.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 263.75 | K | N/A | Gallaugher and Hibbert, 1936 | Uncertainty assigned by TRC = 0.7 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 800. | K | N/A | Nikitin, Pavlov, et al., 1995 | Uncertainty assigned by TRC = 30. K; TRC |
Tc | 762. | K | N/A | Stephens and Tamplin, 1979, 2 | Uncertainty assigned by TRC = 20. K; TC data from Union Carbide Corp.; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 31.58 | atm | N/A | Nikitin, Pavlov, et al., 1995 | Uncertainty assigned by TRC = 0.987 atm; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
22.0 | 441. | A | Stephenson and Malanowski, 1987 | Based on data from 426. to 581. K. See also Stull, 1947.; AC |
23.6 ± 2.4 | 273. | V | Gallaugher and Hibbert, 1937 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 21.31 kcal/mol; ALS |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
427.1 to 580.9 | 8.19382 | 4837.367 | 9.636 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Gas Chromatography, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 2007 |
NIST MS number | 352130 |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-2 | 1507. | Poskrobko, Linkiewicz, et al., 1994 | 25. m/0.32 mm/0.52 μm, H2, 8. K/min; Tstart: 50. C; Tend: 310. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5MS | 1515.4 | Zheng and White, 2008 | 30. m/0.25 mm/0.25 μm, He; Program: not specified |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Moureu and Dode, 1937
Moureu, H.; Dode, M.,
Chaleurs de formation de l'oxyde d'ethylene, de l'ethanediol et de quelques homologues,
Bull. Soc. Chim. France, 1937, 4, 637-647. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Zaripov, 1982
Zaripov, Z.I.,
Experimental study of the isobaric heat capacity of liquid organic compounds with molecular weights of up to 4000 a.e.m., 1982, Teplomassoobmen Teplofiz. [all data]
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]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]
Nikitin, Pavlov, et al., 1995
Nikitin, E.D.; Pavlov, P.A.; Popov, A.P.,
(Gas + liquid) critical temperatures and pressures of polyethene glycols for HOCH2CH2OH to H(OCH2CH2)v.apprxeq.13.2OH,
J. Chem. Thermodyn., 1995, 27, 43-51. [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]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Gallaugher and Hibbert, 1937
Gallaugher, A.F.; Hibbert, H.,
Studies on reactions relating to carbohydrates and polysaccharides. LV. Vapor pressures of the polyethylene glycols and their derivatives,
J. Am. Chem. Soc., 1937, 59, 2521-2525. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Poskrobko, Linkiewicz, et al., 1994
Poskrobko, J.; Linkiewicz, M.; Jaworski, M.,
Analysis of high-boiling ethoxylates of methyl, ethyl and butyl alcohols, with the use of gas chromatography,
Chem. Anal. (Warsaw), 1994, 39, 2, 153-159. [all data]
Zheng and White, 2008
Zheng, Y.; White, E.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2008. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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