1,2-Ethanediol
- Formula: C2H6O2
- Molecular weight: 62.0678
- IUPAC Standard InChI: InChI=1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
- IUPAC Standard InChIKey: LYCAIKOWRPUZTN-UHFFFAOYSA-N
- CAS Registry Number: 107-21-1
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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- Other names: Ethylene glycol; Ethylene alcohol; Glycol; Glycol alcohol; Lutrol 9; Macrogol 400 BPC; Monoethylene glycol; Ramp; Tescol; 1,2-Dihydroxyethane; 2-Hydroxyethanol; HOCH2CH2OH; Aethylenglykol; Ethane-1,2-diol; Fridex; MEG 100; 1,2-Ethandiol; Ucar 17; Dowtherm SR 1; Norkool; Zerex; Ilexan E; 1,2-Ethylene glycol; 146AR; Ethylene dihydrate; NSC 93876; Union Carbide XL 54 Type I De-icing Fluid; Dihydroxyethane; Ethanediol; Ethylene gycol; Glygen; Athylenglykol; M.e.g.; Aliphatic diol
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Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.)
Go To: Top, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| ΔcH°liquid (kJ/mol) | Method | Reference | Comment |
|---|---|---|---|
| -1184.6 ± 2.8 | Ccr | Knauth and Sabbah, 1990 | see Knauth and Sabbah, 1989; Corresponding ΔfHºliquid = -459.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1188.8 ± 0.67 | Ccb | Gardner and Hussain, 1972 | Corresponding ΔfHºliquid = -455.68 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1190.2 | Cm | Parks and Manchester, 1952 | From heat of solution; Corresponding ΔfHºliquid = -454.30 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1189. ± 0.8 | Ccb | McClaine, 1947 | Corresponding ΔfHºliquid = -455.6 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1189.6 ± 0.71 | Ccb | Parks, West, et al., 1946 | Corresponding ΔfHºliquid = -454.93 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1202.6 ± 1.2 | Ccb | Jung and Dahmlos, 1942 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1201. kJ/mol; Corresponding ΔfHºliquid = -441.91 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| -1191.4 ± 1.2 | Ccb | Moureu and Dode, 1937 | Reanalyzed by Cox and Pilcher, 1970, Original value = -1192. kJ/mol; Corresponding ΔfHºliquid = -453.13 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
References
Go To: Top, Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Knauth and Sabbah, 1990
Knauth, P.; Sabbah, R.,
Energetics of intra- and intermolecular bonds in ω-alkanediols (II) Thermochemical study of 1,2-ethanediol, 1,3-propanediol, 1,4-butanediol, and 1,5-pentanediol at 298.15K,
Struct. Chem., 1990, 1, 43-46. [all data]
Knauth and Sabbah, 1989
Knauth, P.; Sabbah, R.,
Combustion calorimetry on milligram samples of liquid substances with a CRMT rocking bomb calorimeter. Application to the study of ω-alkanediol at 298.15 K,
J. Chem. Thermodyn., 1989, 21, 203-210. [all data]
Gardner and Hussain, 1972
Gardner, P.J.; Hussain, K.S.,
The standard enthalpies of formation of some aliphatic diols,
J. Chem. Thermodyn., 1972, 4, 819-827. [all data]
Parks and Manchester, 1952
Parks, G.S.; Manchester, K.E.,
The heats of solution of erythritol, mannitol and dulcitol; combustion values for liquid polyhydroxy alcohols,
J. Am. Chem. Soc., 1952, 74, 3435-34. [all data]
McClaine, 1947
McClaine, L.A.,
Thermodynamic data for some compounds containing carbon, hydrogen and oxygen, Ph.D. Thesis for Stanford University, 1947, 1-57. [all data]
Parks, West, et al., 1946
Parks, G.S.; West, T.J.; Naylor, B.F.; Fujii, P.S.; McClaine, L.A.,
Thermal data on organic compounds. XXIII. Modern combustion data for fourteen hydrocarbons and five polyhydroxy alcohols,
J. Am. Chem. Soc., 1946, 68, 2524-2527. [all data]
Jung and Dahmlos, 1942
Jung, G.; Dahmlos, J.,
Thermochemische untersuchungen zur frage der drehbarkeit um C-C-bindunge,
Z. Phys. Chem., 1942, 190, 230-240. [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]
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]
Notes
Go To: Top, Enthalpy of combustion of liquid at standard conditions (nominally 298.15 K, 1 atm.), References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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