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2-Propanamine, 2-methyl-

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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, Kenneth Kroenlein 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.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil318. ± 2.KAVGN/AAverage of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus205.65KN/ATimmermans and Mattaar, 1921Uncertainty assigned by TRC = 1.5 K; TRC
Quantity Value Units Method Reference Comment
Ttriple206.19KN/AFinke, Messerly, et al., 1972Crystal phase 1 phase; Uncertainty assigned by TRC = 0.01 K; second-order transition; TRC
Ttriple206.21KN/AAnonymous, 1964Crystal phase 1 phase; Uncertainty assigned by TRC = 0.05 K; TRC
Quantity Value Units Method Reference Comment
Tc483.9KN/AKobe and Mathews, 1970Uncertainty assigned by TRC = 0.5 K; TRC
Quantity Value Units Method Reference Comment
Pc38.40barN/AKobe and Mathews, 1970Uncertainty assigned by TRC = 0.5066 bar; TRC
Quantity Value Units Method Reference Comment
rhoc3.42mol/lN/AKobe and Mathews, 1970Uncertainty assigned by TRC = 0.27 mol/l; TRC
Quantity Value Units Method Reference Comment
Deltavap29.8 ± 0.6kJ/molAVGN/AAverage of 6 values; Individual data points

Enthalpy of vaporization

DeltavapH (kJ/mol) Temperature (K) Method Reference Comment
28.27317.2N/AMajer and Svoboda, 1985 
30.1307.A,EB,IPStephenson and Malanowski, 1987Based on data from 292. - 349. K. See also Osborn and Douslin, 1968.; 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
292.47 - 348.363.90694992.719-62.727Osborn and Douslin, 1968

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
0.88206.2Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.1135191.30crystaline, IIIcrystaline, IIFinke, Messerly, et al., 1972, 2DH
6.0526202.27crystaline, IIcrystaline, IFinke, Messerly, et al., 1972, 2DH
0.8820206.19crystaline, IliquidFinke, Messerly, et al., 1972, 2DH

Entropy of phase transition

DeltaStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
1.2491.30crystaline, IIIcrystaline, IIFinke, Messerly, et al., 1972, 2DH
29.91202.27crystaline, IIcrystaline, IFinke, Messerly, et al., 1972, 2DH
4.28206.19crystaline, IliquidFinke, Messerly, et al., 1972, 2DH

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, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F., Freezing points of orgainic substances VI. New experimental determinations., Bull. Soc. Chim. Belg., 1921, 30, 213. [all data]

Finke, Messerly, et al., 1972
Finke, H.L.; Messerly, J.F.; Todd, S.S., Thermodynamic properties of acrylonitrile, 1-aminopropane, 2-aminopropane, and 2-methyl-2-aminopropane, J. Chem. Thermodyn., 1972, 4, 359. [all data]

Anonymous, 1964
Anonymous, R., , Natl. Bur. Stand. (U. S.), Tech. News Bull. 48, 1964. [all data]

Kobe and Mathews, 1970
Kobe, K.A.; Mathews, J.F., Critical Properties and Vapor Pressures of Some Organic Nitrogen and Oxygen Compounds, J. Chem. Eng. Data, 1970, 15, 182. [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]

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]

Osborn and Douslin, 1968
Osborn, Ann G.; Douslin, Donald R., Vapor pressure relations of 13 nitrogen compounds related to petroleum, J. Chem. Eng. Data, 1968, 13, 4, 534-537, https://doi.org/10.1021/je60039a024 . [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]

Finke, Messerly, et al., 1972, 2
Finke, H.L.; Messerly, J.F.; Todd, S.S., Thermodynamic properties of acrylonitrile, 1-aminopropane, 2-aminopropane, and 2-methyl-2-aminopropane, J. Chem. Thermodynam., 1972, 4, 359-374. [all data]


Notes

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