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
The 3d structure may be viewed using Java or Javascript. - Species with the same structure:
- 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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Normal melting point
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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
| Tfus (K) | Reference | Comment |
|---|---|---|
| 260.46 | Ott, Goates, et al., 1972 | Uncertainty assigned by TRC = 0.05 K; TRC |
| 260.15 | Costello and Bowden, 1958 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 259.25 | Timmermans, 1952 | Metastable crystal phase; Uncertainty assigned by TRC = 0.5 K; TRC |
| 260.55 | Timmermans, 1952 | Uncertainty assigned by TRC = 0.25 K; TRC |
| 259.95 | Gallaugher and Hibbert, 1936 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 260.55 | Timmermans and Hennaut-Roland, 1935 | Uncertainty assigned by TRC = 0.4 K; TRC |
| 262. | Timmermans, 1935 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 261.7 | De Forcrand, 1901 | Uncertainty assigned by TRC = 1. K; TRC |
References
Go To: Top, Normal melting point, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ott, Goates, et al., 1972
Ott, J.B.; Goates, J.R.; Lamb, J.D.,
Solid-Liquid Phase Equilibria in Water + Ethylene Glycol,
J. Chem. Thermodyn., 1972, 4, 123-6. [all data]
Costello and Bowden, 1958
Costello, J.M.; Bowden, S.T.,
The Temperature Variation of Orthobaric Density Difference in Liquid-Vapor Systems III. Alcohols,
Recl. Trav. Chim. Pays-Bas, 1958, 77, 36-46. [all data]
Timmermans, 1952
Timmermans, J.,
Freezing points of organic compounds. VVI New determinations.,
Bull. Soc. Chim. Belg., 1952, 61, 393. [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]
Timmermans and Hennaut-Roland, 1935
Timmermans, J.; Hennaut-Roland, M.,
Physical constants of 20 organic compounds. VII.,
J. Chim. Phys. Phys.-Chim. Biol., 1935, 32, 501. [all data]
Timmermans, 1935
Timmermans, J.,
Researches in Stoichiometry. I. The Heat of Fusion of Organic Compounds.,
Bull. Soc. Chim. Belg., 1935, 44, 17-40. [all data]
De Forcrand, 1901
De Forcrand, M.,
Specific heat & heat of fusion of ethylene glyvol,
C. R. Hebd. Seances Acad. Sci., 1901, 132, 569-71. [all data]
Notes
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- Symbols used in this document:
Tfus Fusion (melting) point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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