1,3-Propanediol, 2-(hydroxymethyl)-2-methyl-

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Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfsolid-177.9 ± 0.71kcal/molCcbMedard and Thomas, 1954Heat of combustion corrected for pressure; ALS
Δfsolid-177.05kcal/molCcbMedard, 1954crystal phase; Heat of combustion corrected for pressure; ALS
Quantity Value Units Method Reference Comment
Δcsolid-702.2 ± 0.70kcal/molCcbMedard and Thomas, 1954Heat of combustion corrected for pressure; Corresponding Δfsolid = -177.9 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcsolid-703.10kcal/molCcbMedard, 1954crystal phase; Heat of combustion corrected for pressure; Corresponding Δfsolid = -177.05 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
43.64299.15Suenaga, Matsuo, et al., 1990T = 18 to 375 K. Unsmoothed experimental datum.; DH

Phase change data

Go To: Top, Condensed phase thermochemistry data, 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
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
Tfus473.7KN/ASuenaga, Matsuo, et al., 1990, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.1 K; TRC
Tfus470.KN/AMurrill and Breed, 1970Crystal phase 1 phase; Uncertainty assigned by TRC = 2. K; TRC
Tfus471.3KN/ADerfer, Greenlee, et al., 1949Uncertainty assigned by TRC = 0.4 K; TRC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
1.13474.4N/ASalud, López, et al., 1999AC
1.29470.N/ADomalski and Hearing, 1996AC
1.1472.4DSCGranzow, 1996AC
1.1473.7DSCSuenaga, Matsuo, et al., 1990Based on data from 353. to 483. K.; AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
15.65354.Domalski and Hearing, 1996CAL
2.734470.

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
5.0765358.2crystaline, IIcrystaline, ISuenaga, Matsuo, et al., 1990DH
1.123474.crystaline, IliquidSuenaga, Matsuo, et al., 1990DH
5.5387354.crystaline, IIcrystaline, IMurrill and Breed, 1970, 2DH
1.286470.crystaline, IliquidMurrill and Breed, 1970, 2DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
14.17358.2crystaline, IIcrystaline, ISuenaga, Matsuo, et al., 1990DH
2.36474.crystaline, IliquidSuenaga, Matsuo, et al., 1990DH
15.6354.crystaline, IIcrystaline, IMurrill and Breed, 1970, 2DH
2.70470.crystaline, IliquidMurrill and Breed, 1970, 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, Condensed phase thermochemistry data, Phase change data, Notes

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

Medard and Thomas, 1954
Medard, L.; Thomas, M., Chaleurs de combustion de vingt-quatre substances explosives ou apparentees a des explosifs, Mem. Poudres, 1954, 36, 97-127. [all data]

Medard, 1954
Medard, L., Tables thermochimiques a l'usage des techniciens des substances explosives, Mem. Artillerie Fr. Sci. Tech. Armement, 1954, 28, 415-492. [all data]

Suenaga, Matsuo, et al., 1990
Suenaga, K.; Matsuo, T.; Suga, H., Heat capacity and phase transition of trimethylolethane, Thermochim. Acta, 1990, 163, 263-270. [all data]

Suenaga, Matsuo, et al., 1990, 2
Suenaga, K.; Matsuo, T.; Suga, H., Heat Capacity and Phase transition of Trimethylolethane, Thermochim. Acta, 1990, 163, 263. [all data]

Murrill and Breed, 1970
Murrill, E.; Breed, L.W., Solid-solid phase transitions determined by differential scanning calorime- try. Part I. Tetrahedral Substances., Thermochim. Acta, 1970, 1, 239. [all data]

Derfer, Greenlee, et al., 1949
Derfer, J.M.; Greenlee, K.W.; Boord, C.E., A New Synthesis of Monoalkylcyclobutanes: Reduction of Neopentyl Type Tribromides, J. Am. Chem. Soc., 1949, 71, 175. [all data]

Salud, López, et al., 1999
Salud, Josep; López, David O.; Barrio, Maria; Tamarit, Josep Ll., Two-component systems of isomorphous orientationally disordered crystals. Part 1 Packing of the mixed crystals, J. Mater. Chem., 1999, 9, 4, 909-916, https://doi.org/10.1039/a808258h . [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]

Granzow, 1996
Granzow, Bettina, Hydrogen bonding and phase transitions of a group of alcohols derived from 2,2-dimethylpropane, Journal of Molecular Structure, 1996, 381, 1-3, 127-131, https://doi.org/10.1016/0022-2860(96)09232-0 . [all data]

Murrill and Breed, 1970, 2
Murrill, E.; Breed, L., Solid-solid phase transitions determined by differential scanning calorimetry, Thermochim. Acta, 1970, 1, 239-246. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References