Propane

Formula: C₃H₈
Molecular weight: 44.0956
IUPAC Standard InChI: InChI=1S/C3H8/c1-3-2/h3H2,1-2H3
IUPAC Standard InChIKey: ATUOYWHBWRKTHZ-UHFFFAOYSA-N
CAS Registry Number: 74-98-6
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.
Isotopologues:
Other names: n-Propane; Dimethylmethane; Freon 290; Liquefied petroleum gas; LPG; Propyl hydride; R 290; C3H8; UN 1978; A-108; Hydrocarbon propellant A-108; HC 290
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Critical pressure

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Data compiled as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

P_c (atm)	Reference	Comment
41.92 ± 0.1	Ambrose and Tsonopoulos, 1995
41.89	Holcomb, Magee, et al., 1995	Uncertainty assigned by TRC = 0.05 atm; TRC
45.19	Ohgaki, Umezono, et al., 1990	Uncertainty assigned by TRC = 0.20 atm; TRC; Data excluded from overall average
41.920	Sychev, Vasserman, et al., 1989	Uncertainty assigned by TRC = 0.099 atm; TRC
41.94	Teja, Lee, et al., 1989	TRC
42.04	Brunner, 1988	Uncertainty assigned by TRC = 0.05 atm; Visual, optical cell 30cm high. P transducer cal. vs PB.; TRC
41.9211	Younglove and Ely, 1987	Uncertainty assigned by TRC = 0.001 atm; TRC
41.88	Brunner, 1985	Uncertainty assigned by TRC = 0.099 atm; TRC
42.04	Barber, Kay, et al., 1982	Uncertainty assigned by TRC = 0.20 atm; TRC
41.9192	Goodwin and Haynes, 1982	TRC
41.9155	Thomas and Harrison, 1982	Uncertainty assigned by TRC = 0.02 atm; TRC
41.84	Kratzke, 1980	Uncertainty assigned by TRC = 0.0041 atm; VP (measured up to 367.583 K),PRT,PP, static in metal cell.; TRC
41.8657	Goodwin, 1977	TRC
41.98105	Mousa, 1977	Uncertainty assigned by TRC = 0.0340 atm; TRC
41.99	Kay and Young, 1974	Uncertainty assigned by TRC = 0.02 atm; TRC
41.99	Kay and Young, 1974, 2	Uncertainty assigned by TRC = 0.02 atm; TRC
42.05	Kay and Young, 1974, 3	Uncertainty assigned by TRC = 0.02 atm; TRC
42.05	Kay and Young, 1974, 4	Uncertainty assigned by TRC = 0.02 atm; TRC
42.05	Kay and Young, 1974, 5	Uncertainty assigned by TRC = 0.02 atm; TRC
41.981	Mousa, Kay, et al., 1972	Uncertainty assigned by TRC = 0.0340 atm; TRC
42.0454	Kreglewski and Kay, 1969	Uncertainty assigned by TRC = 0.2041 atm; TRC
42.04	Kay, 1964	Uncertainty assigned by TRC = 0.5000 atm; TRC
41.93	Clegg and Rowlinson, 1955	Uncertainty assigned by TRC = 0.09998 atm; TRC
41.93	Kay and Rambosek, 1953	Uncertainty assigned by TRC = 0.2041 atm; TRC
42.93	Kreglewski, 1953	Uncertainty assigned by TRC = 0.99995 atm; TRC; Data excluded from overall average
43.33	Scheeline and Gilliland, 1939	Uncertainty assigned by TRC = 2.041 atm; TRC; Data excluded from overall average
42.0100	Beattie, Poffenberger, et al., 1935	Uncertainty assigned by TRC = 0.0499 atm; TRC
43.77	Sage, Schaafsma, et al., 1934	Uncertainty assigned by TRC = 0.5443 atm; TRC; Data excluded from overall average
45.40	Lebeau, 1905	Uncertainty assigned by TRC = 4.000 atm; TRC; Data excluded from overall average
42.0000	Kuenen, 1903	Uncertainty assigned by TRC = 0.5000 atm; TRC
44.02	Olszewski, 1895	Uncertainty assigned by TRC = 2.0000 atm; TRC; Data excluded from overall average
48.46	Hainlen, 1894	Uncertainty assigned by TRC = 6.0000 atm; TRC; Data excluded from overall average

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:

References

Go To: Top, Critical pressure, Notes

Ambrose and Tsonopoulos, 1995
Ambrose, D.; Tsonopoulos, C., Vapor-Liquid Critical Properties of Elements and Compounds. 2. Normal Alkenes, J. Chem. Eng. Data, 1995, 40, 531-546. [all data]

Holcomb, Magee, et al., 1995
Holcomb, C.D.; Magee, J.W.; Haynes, W.M., Density Measurements on Natural Gas Liquids, Research Report RR-147, Gas Processors Association Project 916, 1995. [all data]

Ohgaki, Umezono, et al., 1990
Ohgaki, K.; Umezono, S.; Katayama, T., Pressure-density-temperature (p-ρ-T) relations of fluoroform, nitrous oxide, and propene in the critical region, J. Supercrit. Fluids, 1990, 3, 78-84. [all data]

Sychev, Vasserman, et al., 1989
Sychev, V.V.; Vasserman, A.A.; Kozlov, A.D.; Tsymarny, V.A., Thermodynamic Properties of Propane, Standards Publishing House, 1989. [all data]

Teja, Lee, et al., 1989
Teja, A.S.; Lee, R.J.; Rosenthal, D.J.; Anselme, M.J., Correlation of the Critical Properties of Alkanes and Alkanols in 5th IUPAC Conference on Alkanes and AlkanolsGradisca, 1989. [all data]

Brunner, 1988
Brunner, E., Fluid Mixtures at High Pressures VI. Phase Separation and Critical Phenomena in 18 (n-Alkane + Ammonia) and 4 (n-Alkane _ Methanol) Mixtures, J. Chem. Thermodyn., 1988, 20, 273. [all data]

Younglove and Ely, 1987
Younglove, B.A.; Ely, J.F., Thermophysical Properties of Fluids II. Methane, Ethane, Propane, Isobutane, and Normal Butane, J. Phys. Chem. Ref. Data, 1987, 16, 577. [all data]

Brunner, 1985
Brunner, E., Fluid mixtures at high pressures II. Phase separation and critical phenomena of (ethane + an n-alkanol) and of (ethene + methanol) and (propane + methanol), J. Chem. Thermodyn., 1985, 17, 871. [all data]

Barber, Kay, et al., 1982
Barber, J.R.; Kay, W.B.; Teja, A.S., A study of the volumetric and phase behavior of binary systems: part I. critical properties of propane + perfluorocyclobutane mixtures., AIChE J., 1982, 28, 134-8. [all data]

Goodwin and Haynes, 1982
Goodwin, R.D.; Haynes, W.M., Thermophysical Properties of Propane from 85 to 700 K at Pressures to 70 MPa, NBS Monogr. (U. S.) No. 170, 249 pp., 1982. [all data]

Thomas and Harrison, 1982
Thomas, R.H.P.; Harrison, R.H., Pressure-Volume-Temperature Relations of Propane, J. Chem. Eng. Data, 1982, 27, 1-11. [all data]

Kratzke, 1980
Kratzke, H., Thermodynamic quantities for propane. 1. The vapour pressure of liquid propane, J. Chem. Thermodyn., 1980, 12, 305-9. [all data]

Goodwin, 1977
Goodwin, R.D., , Natl. Bur. Stand., [Tech. Rep.] NBSIR (U. S.) 77-860, 1977. [all data]

Mousa, 1977
Mousa, A.H.N., The Physical properties of highly purified purified samnples of propane and n-hexane, J. Chem. Thermodyn., 1977, 9, 1063-5. [all data]

Kay and Young, 1974
Kay, W.B.; Young, C.L., Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1974, No. 2, 154. [all data]

Kay and Young, 1974, 2
Kay, W.B.; Young, C.L., Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1974, No. 2, 158. [all data]

Kay and Young, 1974, 3
Kay, W.B.; Young, C.L., Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1974, No. 3, 192. [all data]

Kay and Young, 1974, 4
Kay, W.B.; Young, C.L., Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1974, No. 3, 194. [all data]

Kay and Young, 1974, 5
Kay, W.B.; Young, C.L., Int. DATA Ser., Sel. Data Mixtures, Ser. A, 1974, No. 3, 196. [all data]

Mousa, Kay, et al., 1972
Mousa, A.H.N.; Kay, W.B.; Kreglewski, A., The critical constants of binary mixtures of certain perfluoro-compounds with alkanes, J. Chem. Thermodyn., 1972, 4, 301-11. [all data]

Kreglewski and Kay, 1969
Kreglewski, A.; Kay, W.B., The Critical Constants of Conformal Mixtures, J. Phys. Chem., 1969, 73, 3359. [all data]

Kay, 1964
Kay, W.B., P-T-x Diagrams in the Critical Region. Acetone-n-Alkane Systems, J. Phys. Chem., 1964, 68, 827-31. [all data]

Clegg and Rowlinson, 1955
Clegg, H.P.; Rowlinson, J.S., Physical Properties of Some Fluorine Compounds and Their Solutions II. Part 2. The System Sulfur Hexafluoride + Propane, Trans. Faraday Soc., 1955, 51, 1333-40. [all data]

Kay and Rambosek, 1953
Kay, W.B.; Rambosek, G.M., Liquid-Vapor Equilibrium Relations in Binary Systems. Propane-Hydrogen Sulfide Systems, Ind. Eng. Chem., 1953, 45, 221-6. [all data]

Kreglewski, 1953
Kreglewski, A., The Pre- and Post-critical Region of One-component Systems VI. Isotherms and Isochores of Propane, Rocz. Chem., 1953, 27, 125-33. [all data]

Scheeline and Gilliland, 1939
Scheeline, H.W.; Gilliland, E.R., Vapor-Liquid Equilibrium in the System Propane-Isobutylene, Ind. Eng. Chem., 1939, 31, 1050. [all data]

Beattie, Poffenberger, et al., 1935
Beattie, J.A.; Poffenberger, N.; Hadlock, C., The Critical Constants of Propane, J. Chem. Phys., 1935, 3, 96. [all data]

Sage, Schaafsma, et al., 1934
Sage, B.H.; Schaafsma, J.G.; Lacey, W.N., Phase Equilibria in Hydrocarbon Systems: Pressure-Volume-Temperature Relations and Thermal Properties of Propane, Ind. Eng. Chem., 1934, 26, 1218-24. [all data]

Lebeau, 1905
Lebeau, P., Bull. Soc. Chim. Fr., 1905, 33, 1137. [all data]

Kuenen, 1903
Kuenen, J.P., On the Mutual Solubility of Liquids, Philos. Mag., 1903, 6, 637. [all data]

Olszewski, 1895
Olszewski, K., On the liquefaction of gases, Philos. Mag., 1895, 39, 188. [all data]

Hainlen, 1894
Hainlen, A., Propane and Ethane in the Liquid State., Justus Liebigs Ann. Chem., 1894, 282, 229-45. [all data]

Notes

Go To: Top, Critical pressure, References

Symbols used in this document:

P_c Critical pressure
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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