Benzene, 1-ethyl-3,5-dimethyl-
- Formula: C10H14
- Molecular weight: 134.2182
- IUPAC Standard InChIKey: LMAUULKNZLEMGN-UHFFFAOYSA-N
- CAS Registry Number: 934-74-7
- 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: m-Xylene, 5-ethyl-; 1-Ethyl-3,5-dimethylbenzene; 1,3-Dimethyl-5-ethylbenzene; 5-Ethyl-m-xylene; 5-Ethyl-1,3-dimethylbenzene
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Phase change data
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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 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 456.8 ± 0.1 | K | AVG | N/A | Average of 14 out of 15 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 188.79 | K | N/A | Streiff, Hulme, et al., 1955 | Uncertainty assigned by TRC = 0.06 K; TRC |
Tfus | 188.79 | K | N/A | Streiff, Hulme, et al., 1955 | Uncertainty assigned by TRC = 0.04 K; TRC |
Tfus | 188.82 | K | N/A | Streiff, Hulme, et al., 1955 | Uncertainty assigned by TRC = 0.03 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 52.4 | kJ/mol | N/A | Reid, 1972 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
48.0 | 351. | A | Stephenson and Malanowski, 1987 | Based on data from 336. to 487. K.; AC |
47.5 | 310. | N/A | Stull, 1947 | Based on data from 295. to 456. K.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Streiff, Hulme, et al., 1955
Streiff, A.J.; Hulme, A.R.; Cowie, P.A.; Krouskop, N.C.; Rossini, F.D.,
Purification, Purity, and Freezing Points of Sixty-four American Petroleum Institute Standard and Research Hydrocarbons,
Anal. Chem., 1955, 27, 411. [all data]
Reid, 1972
Reid, Robert C.,
Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00,
AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637
. [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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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