Propanal, 2,2-dimethyl-

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil348. ± 3.KAVGN/AAverage of 11 out of 12 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus277.0KN/AAnonymous, 1957Uncertainty assigned by TRC = 0.6 K; TRC
Tfus279.KN/AMeunier, 1936Uncertainty assigned by TRC = 3. K; TRC
Tfus276.KN/APringsheim and Leibowitz, 1923Uncertainty assigned by TRC = 3. K; TRC
Tfus279.KN/ARichard, 1910Uncertainty assigned by TRC = 2. K; TRC
Tfus276.KN/ASommelet, 1893Uncertainty assigned by TRC = 4. K; TRC
Quantity Value Units Method Reference Comment
Ttriple272.1KN/AWhite and Perrott, 1988Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (atm) Reference Comment
347.20.961Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
8.17322.Varughese and Sommerfeld, 1989Based on data from 308. to 336. K.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
0.602272.1White and Perrott, 1988, 2AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
0.753158.5White and Perrott, 1988CAL
6.250183.9
2.21272.1

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
274.15crystaline, IliquidKorkhov, D'yakova, et al., 1983Second order transitions observed at 62.5, 69.0, 110.8, 162.5, and 183.3 K.; DH

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.119158.5crystaline, IIIcrystaline, IIWhite and Perrott, 1988, 2DH
1.149183.9crystaline, IIcrystaline, IWhite and Perrott, 1988, 2DH
0.6023272.1crystaline, IliquidWhite and Perrott, 1988, 2DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.798158.5crystaline, IIIcrystaline, IIWhite and Perrott, 1988, 2DH
6.267183.9crystaline, IIcrystaline, IWhite and Perrott, 1988, 2DH
2.2272.1crystaline, IliquidWhite and Perrott, 1988, 2DH

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Mass spectrum (electron ionization)

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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

Spectrum

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Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Japan AIST/NIMC Database- Spectrum MS-NW-5375
NIST MS number 231221

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References

Go To: Top, Phase change data, 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.

Anonymous, 1957
Anonymous, R., , Am. Pet. Inst. Res. Proj. 6, Carnegie-Mellon Univ., 1957. [all data]

Meunier, 1936
Meunier, V.C., , Ph.D. Thesis, Penn. State Univ., Univ. Park, 1936. [all data]

Pringsheim and Leibowitz, 1923
Pringsheim; Leibowitz, Chem. Ber., 1923, 56, 2034. [all data]

Richard, 1910
Richard, A., Ann. Chim. Phys., 1910, 21, 323. [all data]

Sommelet, 1893
Sommelet, M., Ann. Chim. Phys., 1893, 29, 321. [all data]

White and Perrott, 1988
White, M.A.; Perrott, A., The thermodynamics of orientational disorder in a molecular solid: (CH, Can. J. Chem., 1988, 66, 4, 729, https://doi.org/10.1139/v88-127 . [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Varughese and Sommerfeld, 1989
Varughese, Babu; Sommerfeld, Jude T., Vapor pressure of pivalaldehyde, J. Chem. Eng. Data, 1989, 34, 1, 25-26, https://doi.org/10.1021/je00055a008 . [all data]

White and Perrott, 1988, 2
White, M.A.; Perrott, A., The thermodynamics of orientational disorder in a molecular solid: (CH3)3CCHO, Can. J. Chem., 1988, 66, 729-733. [all data]

Korkhov, D'yakova, et al., 1983
Korkhov, A.D.; D'yakova, G.N.; Vasil'ev, I.A., Heat capacity of pivalaldehyde and valeraldehyde, Fiz.-khim. Aspekty Razrab. Neftekhim. Protsessov, 1983, M. [all data]


Notes

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