p-Cresol
- Formula: C7H8O
- Molecular weight: 108.1378
- IUPAC Standard InChIKey: IWDCLRJOBJJRNH-UHFFFAOYSA-N
- CAS Registry Number: 106-44-5
- 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, 4-methyl-; p-Hydroxytoluene; p-Kresol; p-Methylhydroxybenzene; p-Methylphenol; p-Oxytoluene; p-Toluol; p-Tolyl alcohol; 1-Hydroxy-4-methylbenzene; 4-Cresol; 4-Hydroxytoluene; 4-Methylphenol; 1-Methyl-4-hydroxybenzene; Paracresol; Cresol, para; Paramethyl phenol; Rcra waste number U052; p-Cresylic acid; Cresol,p-; Phenol, 4-methyI; NSC 3696; 4-methylphenol ( p-cresol); p-Cresol (4-methylphenol)
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Phase change data
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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 475.0 ± 0.9 | K | AVG | N/A | Average of 13 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 307. ± 2. | K | AVG | N/A | Average of 16 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 307.94 | K | N/A | Andon, Counsell, et al., 1967 | Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 704.6 | K | N/A | Delaunois, 1968 | Uncertainty assigned by TRC = 0.4 K; TRC |
Tc | 704.55 | K | N/A | Ambrose, 1963 | Uncertainty assigned by TRC = 0.3 K; TRC |
Tc | 699. | K | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 3. K; TRC |
Tc | 699.2 | K | N/A | Radice, 1899 | Uncertainty assigned by TRC = 5. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 40.70 | bar | N/A | Delaunois, 1968 | Uncertainty assigned by TRC = 0.5884 bar; TRC |
Pc | 45.5963 | bar | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 3.0398 bar; TRC |
Pc | 51.4731 | bar | N/A | Herz and Neukirch, 1923 | Uncertainty assigned by TRC = 0.8106 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 46.61 | kJ/mol | C | Glaser and Ruland, 1957 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 73.1 ± 0.6 | kJ/mol | C | Richard, Bernardes, et al., 2007 | AC |
ΔsubH° | 73.9 | kJ/mol | N/A | Cox, 1961 | DRB |
ΔsubH° | 73.9 ± 1.5 | kJ/mol | V | Andon, Biddiscombe, et al., 1960 | ALS |
ΔsubH° | 73.9 | kJ/mol | N/A | Andon, Biddiscombe, et al., 1960 | DRB |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
62.0 | 323. | A | Stephenson and Malanowski, 1987 | Based on data from 308. to 393. K.; AC |
55.4 | 400. | A | Stephenson and Malanowski, 1987 | Based on data from 385. to 477. K.; AC |
49.2 | 478. | A | Stephenson and Malanowski, 1987 | Based on data from 463. to 533. K.; AC |
46.0 | 538. | A | Stephenson and Malanowski, 1987 | Based on data from 523. to 635. K.; AC |
55.6 | 398. | A,GS,EB | Stephenson and Malanowski, 1987 | Based on data from 383. to 473. K. See also Andon, Biddiscombe, et al., 1960, 2 and Kkykj and Repas, 1973.; AC |
51.3 | 446. | N/A | Goldblum, Martin, et al., 1947 | Based on data from 419. to 474. K.; 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 | Comment |
---|---|---|---|---|---|
401.20 to 475.03 | 4.14093 | 1498.579 | -112.6 | Dreisbach and Shrader, 1949 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
73.9 ± 1.5 | 290. | Andon, Biddiscombe, et al., 1960, 2 | Based on data from 273. to 307. K. See also Cox and Pilcher, 1970.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
11.800 | 307.35 | N/A | Meva'a and Lichanot, 1990 | DH |
11.887 | 309.0 | N/A | Poeti, Fanelli, et al., 1982 | DH |
12.707 | 307.94 | N/A | Andon, Counsell, et al., 1967, 2 | DH |
12.6 | 308.8 | DSC | Richard, Bernardes, et al., 2007 | AC |
8.58 | 307.6 | DSC | Jamróz, Palczewska-Tulinska, et al., 1998 | AC |
12.72 | 307.9 | N/A | Domalski and Hearing, 1996 | AC |
11.8 | 307.4 | N/A | Meva'a and Lichanot, 1990 | AC |
12.247 | 309. | N/A | Eykman, 1889 | DH |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
38. | 307.35 | Meva'a and Lichanot, 1990 | DH |
38.47 | 309.0 | Poeti, Fanelli, et al., 1982 | DH |
41.26 | 307.94 | Andon, Counsell, et al., 1967, 2 | DH |
39.6 | 309. | Eykman, 1889 | DH |
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.
Andon, Counsell, et al., 1967
Andon, R.J.L.; Counsell, J.F.; Lees, E.B.; Martin, J.F.; Mash, C.J.,
Thermodynamic Properties of Organic Oxygen Compounds Part 17. Low- temperature Heat Capacity and Entropy of the Cresols,
Trans. Faraday Soc., 1967, 63, 1115. [all data]
Delaunois, 1968
Delaunois, C.,
Effect of the Filling Rate of a Reactor on the Vapor Tension and the Temperature at the Beginning of Cracking of Phenols at High Pressures,
Ann. Mines Belg., 1968, No. 1, 9-16. [all data]
Ambrose, 1963
Ambrose, D.,
Critical Temperatures of Some Phenols and Other Organic Compounds,
Trans. Faraday Soc., 1963, 59, 1988. [all data]
Glaser and Ruland, 1957
Glaser, F.; Ruland, H.,
Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen,
Chem. Ing. Techn., 1957, 29, 772. [all data]
Radice, 1899
Radice, G.,
, Ph. D. Thesis, Univ. of Geneve, 1899. [all data]
Herz and Neukirch, 1923
Herz, W.; Neukirch, E.,
On Knowldge of the Critical State,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1923, 104, 433-50. [all data]
Richard, Bernardes, et al., 2007
Richard, Laurence S.; Bernardes, Carlos E.S.; Diogo, Hermínio P.; Leal, João P.; Minas da Piedade, Manuel E.,
Energetics of Cresols and of Methylphenoxyl Radicals,
J. Phys. Chem. A, 2007, 111, 35, 8741-8748, https://doi.org/10.1021/jp073515m
. [all data]
Cox, 1961
Cox, J.D.,
The heats of combustion of phenol and the three cresols,
Pure Appl. Chem., 1961, 2, 125-128. [all data]
Andon, Biddiscombe, et al., 1960
Andon, R.J.L.; Biddiscombe, D.P.; Cox, J.D.; Handley, R.; Harrop, D.; Herington, E.F.G.; Martin, J.F.,
Thermodynamic properties of organic oxygen compounds. Part I. Preparation and physical properties of pure phenol, cresols, and xylenols,
J. Chem. Soc., 1960, 5246-5254. [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]
Andon, Biddiscombe, et al., 1960, 2
Andon, R.J.L.; Biddiscombe, D.P.; Cox, J.D.; Handley, R.; Harrop, D.; Herington, E.F.G.; Martin, J.F.,
1009. Thermodynamic properties of organic oxygen compounds. Part I. Preparation and physical properties of pure phenol, cresols, and xylenols,
J. Chem. Soc., 1960, 5246, https://doi.org/10.1039/jr9600005246
. [all data]
Kkykj and Repas, 1973
Kkykj, J.; Repas, M.,
Petrochemia, 1973, 13, 179. [all data]
Goldblum, Martin, et al., 1947
Goldblum, K.B.; Martin, R.W.; Young, R.B.,
Vapor Pressure Data for Phenols,
Ind. Eng. Chem., 1947, 39, 11, 1474-1476, https://doi.org/10.1021/ie50455a017
. [all data]
Dreisbach and Shrader, 1949
Dreisbach, R.R.; Shrader, S.A.,
Vapor Pressure--Temperature Data on Some Organic Compounds,
Ind. Eng. Chem., 1949, 41, 12, 2879-2880, https://doi.org/10.1021/ie50480a054
. [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]
Meva'a and Lichanot, 1990
Meva'a, L.M.; Lichanot, A.,
Proprietes thermodynamiques en phase condensee des ortho, meta et para fluorotoluene, cresol et toluidine,
Thermochim. Acta, 1990, 158, 335-345. [all data]
Poeti, Fanelli, et al., 1982
Poeti, G.; Fanelli, E.; Braghetti, M.,
A differential scanning calorimetric study of some phenol derivatives,
J. Therm. Anal., 1982, 24(2), 273-279. [all data]
Andon, Counsell, et al., 1967, 2
Andon, R.J.L.; Counsell, J.F.; Lees, E.B.; Martin, J.F.; Mash, C.J.,
Thermodynamic properties of organic oxygen compounds. Part 17. Low-temperature heat capacity and entropy of the cresols,
Trans. Faraday Soc., 1967, 63, 1115-1121. [all data]
Jamróz, Palczewska-Tulinska, et al., 1998
Jamróz, Malgorzata E.; Palczewska-Tulinska, Marcela; Wyrzykowska-Stankiewicz, Danuta; Szafranski, Andrzej M.; Polaczek, Jerzy; Dobrowolski, Jan Cz.; Jamróz, Michal H.; Mazurek, Aleksander P.,
The urea--phenol(s) systems,
Fluid Phase Equilibria, 1998, 152, 2, 307-326, https://doi.org/10.1016/S0378-3812(98)90206-0
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Eykman, 1889
Eykman, J.F.,
Zur kryoskopischen Molekulargewichtsbestimmung,
Z. Physik. Chem., 1889, 4, 497-519. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation 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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