Phenol, 2-ethyl-
- Formula: C8H10O
- Molecular weight: 122.1644
- IUPAC Standard InChIKey: IXQGCWUGDFDQMF-UHFFFAOYSA-N
- CAS Registry Number: 90-00-6
- 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: Phenol, o-ethyl-; o-Ethylphenol; Phlorol; 1-Ethyl-2-hydroxybenzene; 2-Ethylphenol; 1-Hydroxy-2-ethylbenzene; Florol; o-Hydroxyethylbenzene; NSC 10112; Ethylphenol
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Gas phase thermochemistry data
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -34.71 | kcal/mol | Ccb | Bertholon, Giray, et al., 1971 |
Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -49.91 | kcal/mol | Ccb | Bertholon, Giray, et al., 1971 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -1044.07 | kcal/mol | Ccb | Bertholon, Giray, et al., 1971 | Corresponding ΔfHºliquid = -49.91 kcal/mol (simple calculation by NIST; no Washburn corrections) |
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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 478. ± 7. | K | AVG | N/A | Average of 14 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 280. ± 100. | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 702.95 | K | N/A | Ambrose, 1963 | Uncertainty assigned by TRC = 0.3 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 15.4 | kcal/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 393. to 433. K.; AC |
ΔvapH° | 15.20 | kcal/mol | C | Bertholon, Giray, et al., 1971 | ALS |
ΔvapH° | 15.2 | kcal/mol | N/A | Bertholon, Giray, et al., 1971 | DRB |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
12.1 | 438. | A,GS,EB | Stephenson and Malanowski, 1987 | Based on data from 423. to 491. K. See also Biddiscombe, Handley, et al., 1963.; AC |
15.2 | 292. | A,GS,EB | Stephenson and Malanowski, 1987 | Based on data from 277. to 318. K. See also Biddiscombe, Handley, et al., 1963.; AC |
12.3 | 374. | N/A | von Terres, Gebert, et al., 1955 | Based on data from 359. to 480. K.; AC |
12.3 | 348. | N/A | Stage, Müller, et al., 1953 | Based on data from 321. to 492. K.; AC |
11.8 | 373. | N/A | Stage, Müller, et al., 1953 | Based on data from 321. to 492. K.; AC |
11.6 | 398. | N/A | Stage, Müller, et al., 1953 | Based on data from 321. to 492. K.; AC |
11.2 | 423. | N/A | Stage, Müller, et al., 1953 | Based on data from 321. to 492. K.; AC |
10.3 | 473. | N/A | Stage, Müller, et al., 1953 | Based on data from 321. to 492. K.; AC |
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 |
---|---|---|---|---|---|
423.57 to 491.19 | 4.12703 | 1549.245 | -102.272 | Biddiscombe, Handley, et al., 1963, 2 | Coefficents calculated by NIST from author's data. |
359. to 480.7 | 5.31741 | 2469.434 | -16.292 | von Terres, Gebert, et al., 1955, 2 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
19.2 ± 0.1 | 278. to 317. | GS | Biddiscombe, Handley, et al., 1963 | See also Cox and Pilcher, 1970 and Stephenson and Malanowski, 1987.; AC |
IR Spectrum
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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, 1990. |
NIST MS number | 118669 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bertholon, Giray, et al., 1971
Bertholon, G.; Giray, M.; Perrin, R.; Vincent-Falquet-Berny, M.F.,
No. 532. - Etude physicochimique des phenols. OX. - Ethanlpies de combustion et energies de resonance des alcoyl et aryphenols,
Bull. Soc. Chim. France, 1971, 3180-3187. [all data]
Ambrose, 1963
Ambrose, D.,
Critical Temperatures of Some Phenols and Other Organic Compounds,
Trans. Faraday Soc., 1963, 59, 1988. [all data]
Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G.,
Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times,
Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3
. [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]
Biddiscombe, Handley, et al., 1963
Biddiscombe, D.P.; Handley, R.; Harrop, D.; Head, A.J.; Lewis, G.B.; Martin, J.F.; Sprake, C.H.S.,
1099. Thermodynamic properties of organic oxygen compounds. Part XIII. Preparation and physical properties of pure ethylphenols,
J. Chem. Soc., 1963, 5764, https://doi.org/10.1039/jr9630005764
. [all data]
von Terres, Gebert, et al., 1955
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W.,
Brennst.-Chem., 1955, 36, 272. [all data]
Stage, Müller, et al., 1953
Stage, H.; Müller, E.; Faldix, P.,
Erdol u Kohle, 1953, 6, 375. [all data]
Biddiscombe, Handley, et al., 1963, 2
Biddiscombe, D.P.; Handley, R.; Harrop, D.; Head, A.J.; Lewis, G.B.; Martin, J.F.; Sprake, C.H.S.,
Thermodynamic properties of organic oxygen compounds. Part XIII. Preparation and physical properties of pure ethylphenols,
J. Chem. Soc., 1963, 5764-5768. [all data]
von Terres, Gebert, et al., 1955, 2
von Terres, E.; Gebert, F.; Hulsemann, H.; Petereit, H.; Toepsch, H.; Ruppert, W.,
Zur Kenntnis der physikalisch-chemischen Grundlagen der Gewinnung und Zerlegung der Phenolfraktionen von Steinkohlenteer und Braunkohlenschwelteer. IV. Mitteilung Die Dampfdrucke von Phenol und Phenolderivaten,
Brennst.-Chem., 1955, 36, 272-274. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press Inc., London, 1970, 643. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔsubH Enthalpy of sublimation 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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