Benzene, ethoxy-
- Formula: C8H10O
- Molecular weight: 122.1644
- IUPAC Standard InChIKey: DLRJIFUOBPOJNS-UHFFFAOYSA-N
- CAS Registry Number: 103-73-1
- 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. - Other names: Phenetole; Ethoxybenzene; Ethyl phenyl ether; Phenyl ethyl ether; Ether, ethyl phenyl-; Phenoxyethane; Benzyl methyl ether
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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 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 | -152.6 ± 1.2 | kJ/mol | Ccb | Fenwick, Harrop, et al., 1975 | Author was aware that data differs from previously reported values; ALS |
ΔfH°liquid | -159.4 | kJ/mol | Ccb | Badoche, 1941 | Author's hf298-condensed=-41.22 kcal/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -4424.59 | kJ/mol | Ccb | Fenwick, Harrop, et al., 1975 | Author was aware that data differs from previously reported values; Corresponding ΔfHºliquid = -152.64 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
ΔcH°liquid | -4417.84 | kJ/mol | Ccb | Badoche, 1941 | Author's hf298-condensed=-41.22 kcal/mol; Corresponding ΔfHºliquid = -159.4 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
228.5 | 298.15 | Fenwick, Harrop, et al., 1975, 2 | DH |
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 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
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 443.4 ± 0.4 | K | AVG | N/A | Average of 11 out of 12 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 243.63 | K | N/A | Dreisbach and Martin, 1949 | Uncertainty assigned by TRC = 0.05 K; TRC |
Tfus | 243.68 | K | N/A | Olson, Hipsher, et al., 1947 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tfus | 243.48 | K | N/A | Boord, Greenlee, et al., 1945 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tfus | 242.95 | K | N/A | Timmermans, 1921 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 647.0 | K | N/A | Guye and Mallet, 1902 | Uncertainty assigned by TRC = 2. K; TRC |
Tc | 647.15 | K | N/A | Guye and Mallet, 1902, 2 | Uncertainty assigned by TRC = 2.5 K; accompanied by some decomposition; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 34.20 | bar | N/A | Guye and Mallet, 1902 | Uncertainty assigned by TRC = 0.8106 bar; TRC |
Pc | 34.3492 | bar | N/A | Guye and Mallet, 1902, 2 | Uncertainty assigned by TRC = 1.0132 bar; TRC |
Pc | 34.1465 | bar | N/A | Guye and Mallet, 1902, 2 | Uncertainty assigned by TRC = 1.0132 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 51.04 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 50.7 | kJ/mol | N/A | Ambrose, Ellender, et al., 1976 | Based on data from 390. to 454. K.; AC |
ΔvapH° | 51.04 ± 0.12 | kJ/mol | C | Fenwick, Harrop, et al., 1975 | Author was aware that data differs from previously reported values; ALS |
ΔvapH° | 51.0 | kJ/mol | N/A | Fenwick, Harrop, et al., 1975 | DRB |
ΔvapH° | 51.0 ± 0.1 | kJ/mol | C | Fenwick, Harrop, et al., 1975 | AC |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
333.2 | 0.01 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
44.5 | 405. | A | Stephenson and Malanowski, 1987 | Based on data from 390. to 454. K. See also Ambrose, Ellender, et al., 1976.; AC |
40.7 | 443. | N/A | Ambrose, Ellender, et al., 1976 | Based on data from 390. to 454. K.; AC |
44.0 | 415. | N/A | Collerson, Counsell, et al., 1965 | Based on data from 400. to 454. K. See also Boublik, Fried, et al., 1984.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference |
---|---|---|---|---|
390.58 to 453.8 | 4.1447 | 1507.267 | -78.793 | Collerson, Counsell, et al., 1965, 2 |
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.
Fenwick, Harrop, et al., 1975
Fenwick, J.O.; Harrop, D.; Head, A.J.,
Thermodynamic properties of organic oxygen compounds. 41. Enthalpies of formation of eight ethers,
J. Chem. Thermodyn., 1975, 7, 943-954. [all data]
Badoche, 1941
Badoche, M.,
No 19. - Chaleurs de combustion du phenol, du-m-cresol et del leurs ethers; par M. Marius BADOCHE.,
Bull. Soc. Chim. Fr., 1941, 8, 212-220. [all data]
Fenwick, Harrop, et al., 1975, 2
Fenwick, J.O.; Harrop, D.; Head, A.J.,
Thermodynamic properties of organic oxygen compounds. 41. Enthalpies of formation of eight ethers,
J. Chem. Thermodynam., 1975, 7, 944-954. [all data]
Dreisbach and Martin, 1949
Dreisbach, R.R.; Martin, R.A.,
Physical Data on Some Organic Compounds,
Ind. Eng. Chem., 1949, 41, 2875-8. [all data]
Olson, Hipsher, et al., 1947
Olson, W.T.; Hipsher, H.F.; Buess, C.M.; Goodman, I.A.; Hart, I.; Lamneck, J.H.; Gibbons, L.C.,
The Synthesis and Purification of Ethers,
J. Am. Chem. Soc., 1947, 69, 2451-4. [all data]
Boord, Greenlee, et al., 1945
Boord, C.E.; Greenlee, K.W.; Perilstein, W.L.,
, Am. Pet. Inst. Res. Proj. 45, Seventh Annu. Rep., Ohio State Univ., June 30, 1945. [all data]
Timmermans, 1921
Timmermans, J.,
The Freezing Points of Organic Substances IV. New Exp. Determinations,
Bull. Soc. Chim. Belg., 1921, 30, 62. [all data]
Guye and Mallet, 1902
Guye, P.A.; Mallet, E.,
Critical Constant and Molecular Complexity of Several Organic Compds.,
C. R. Hebd. Seances Acad. Sci., 1902, 133, 168. [all data]
Guye and Mallet, 1902, 2
Guye, P.A.; Mallet, E.,
Measurement of Critical Constants,
Arch. Sci. Phys. Nat., 1902, 13, 274-296. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Ambrose, Ellender, et al., 1976
Ambrose, D.; Ellender, J.H.; Sprake, C.H.S.; Townsend, R.,
Thermodynamic properties of organic oxygen compounds XLIII. Vapour pressures of some ethers,
The Journal of Chemical Thermodynamics, 1976, 8, 2, 165-178, https://doi.org/10.1016/0021-9614(76)90090-2
. [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]
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]
Collerson, Counsell, et al., 1965
Collerson, R.R.; Counsell, J.F.; Handley, R.; Martin, J.F.; Sprake, C.H.S.,
677. Thermodynamic properties of organic oxygen compounds. Part XV. Purification and vapour pressures of some ketones and ethers,
J. Chem. Soc., 1965, 3697, https://doi.org/10.1039/jr9650003697
. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Collerson, Counsell, et al., 1965, 2
Collerson, R.R.; Counsell, J.F.; Handley, R.; Martin, J.F.; Sprake, C.H.S.,
Thermodynamic Properties of Organic Oxygen Compounds. Part XV. Purification and Vapour Pressures of Some Ketones and Ethers,
J. Chem. Soc., 1965, 3697-3700, https://doi.org/10.1039/jr9650003697
. [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 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 ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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