p-Xylene
- Formula: C8H10
- Molecular weight: 106.1650
- IUPAC Standard InChIKey: URLKBWYHVLBVBO-UHFFFAOYSA-N
- CAS Registry Number: 106-42-3
- 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. - Isotopologues:
- Other names: Benzene, 1,4-dimethyl-; p-Dimethylbenzene; p-Xylol; 1,4-Dimethylbenzene; 1,4-Xylene; p-Methyltoluene; para-Xylene; Chromar; Scintillar; 4-Methyltoluene; NSC 72419; UN 1307; 1,4-dimethyl-benzene ( p-xylene)
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Critical temperature
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
Tc (K) | Reference | Comment |
---|---|---|
616.2 ± 0.2 | Tsonopoulos and Ambrose, 1995 | |
616.23 | Ambrose, 1987 | Uncertainty assigned by TRC = 0.1 K; TRC |
616.2 | Majer and Svoboda, 1985 | |
618.2 | Mamedov, Akhundov, et al., 1970 | Uncertainty assigned by TRC = 2. K; TRC |
616.2 | Powell, Swinton, et al., 1970 | Uncertainty assigned by TRC = 0.61 K; Visual in metal block oven, TE cal. by measurement of Tc of alkanes and benzene, hexafluorobenzene and cyclohexane. See R. J. Powell and F.J.Swinton, 1970 for purification.; TRC |
616.2 | Ambrose and Grant, 1957 | Uncertainty assigned by TRC = 0.15 K; TRC |
619. | Francis, 1957 | Uncertainty assigned by TRC = 3. K; TRC |
617.45 | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 2. K; TRC |
615.90 | Simon, 1957 | Uncertainty assigned by TRC = 0.5 K; TRC |
618.2 | Fischer and Reichel, 1943 | Uncertainty assigned by TRC = 2. K; TRC |
621.7 | Brown, 1906 | Uncertainty assigned by TRC = 6. K; TRC |
617.6 | Altschul, 1893 | Uncertainty assigned by TRC = 1.5 K; TRC |
References
Go To: Top, Critical temperature, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Tsonopoulos and Ambrose, 1995
Tsonopoulos, C.; Ambrose, D.,
Vapor-Liquid Critical Properties of Elements and Compounds. 3. Aromatic Hydrocarbons,
J. Chem. Eng. Data, 1995, 40, 547-558. [all data]
Ambrose, 1987
Ambrose, D.,
Vapor Pressures of Some Aromatic Hydrocarbons,
J. Chem. Thermodyn., 1987, 19, 1007. [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]
Mamedov, Akhundov, et al., 1970
Mamedov, A.M.; Akhundov, T.S.; Imanov, Sh.Yu.,
Equations for the vapour pressures of o- and p-xylenes,
Russ. J. Phys. Chem. (Engl. Transl.), 1970, 44, 877-8. [all data]
Powell, Swinton, et al., 1970
Powell, R.J.; Swinton, F.L.; Young, C.L.,
The thermodynamic properties of fluorocarbon-hycrocarbon mixtures 3. Gas- Liquid critical temperatures and a comparison with the theory of Rowlinson and Sutton,
J. Chem. Thermodyn., 1970, 2, 105. [all data]
Ambrose and Grant, 1957
Ambrose, D.; Grant, D.G.,
The Critical Temperatures of Some Hydrocarbons and Pyridine Bases,
Trans. Faraday Soc., 1957, 53, 771. [all data]
Francis, 1957
Francis, A.W.,
Critical Temperatures of Pure Hydrocarbons,
Ind. Eng. Chem., 1957, 49, 1787. [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]
Simon, 1957
Simon, M.,
Methods and Apparatus Used at the Bureau of Physicochemical Standards XV. Critical Constants and Straight-Line Diameters of Ten Hydrocarbons,
Bull. Soc. Chim. Belg., 1957, 66, 375-81. [all data]
Fischer and Reichel, 1943
Fischer, R.; Reichel, T.,
Determination of the Critical Temperature BY Means of the Micro Melting-Point Apparatus,
Mikrochem. Ver. Mikrochim. Acta, 1943, 31, 102. [all data]
Brown, 1906
Brown, J.C.,
The critical temperature and value of ml/theta of some carbon compounds,
J. Chem. Soc., Trans., 1906, 89, 311. [all data]
Altschul, 1893
Altschul, M.,
The critical values of some organic compounds,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1893, 11, 577. [all data]
Notes
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- Symbols used in this document:
Tc Critical temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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