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Tristearin

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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, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tfus344.6KN/ACheshko and Shvaika, 1971Uncertainty assigned by TRC = 2. K; TRC
Tfus330.KN/ATammann, 1913Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Ttriple336.7KN/AOllivon and Perron, 1982Crystal phase 2 phase; Uncertainty assigned by TRC = 1. K; TRC
Ttriple346.3KN/AOllivon and Perron, 1982Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; TRC
Ttriple328.3KN/AOllivon and Perron, 1982Crystal phase 3 phase; Uncertainty assigned by TRC = 1. K; TRC
Ttriple327.2KN/ACharbonnet and Singleton, 1947Crystal phase 2 phase; Uncertainty assigned by TRC = 0.2 K; TRC
Ttriple345.7KN/ACharbonnet and Singleton, 1947Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Deltavap56.5 ± 2.0kcal/molTGAKishore, Shobha, et al., 1990AC

Enthalpy of vaporization

DeltavapH (kcal/mol) Temperature (K) Method Reference Comment
41.80506.TGAKishore, Shobha, et al., 1990AC
40.03536.A,TStephenson and Malanowski, 1987Based on data from 521. - 588. K. See also Perry, Weber, et al., 1949.; AC

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Reference Comment
48.580345.7Domalski and Hearing, 1996AC

Enthalpy of phase transition

DeltaHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
34.6750327.2crystaline, «alpha»liquidCharbonnet and Singleton, 1947, 2DH
48.5803345.7crystaline, «beta»liquidCharbonnet and Singleton, 1947, 2DH

Entropy of phase transition

DeltaStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
106.0327.2crystaline, «alpha»liquidCharbonnet and Singleton, 1947, 2DH
140.5345.7crystaline, «beta»liquidCharbonnet and Singleton, 1947, 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

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

Cheshko and Shvaika, 1971
Cheshko, F.F.; Shvaika, T.N., Syntheses and Identification of Esters of Certain Mono- and Di-carboxylic Acids, Zh. Prikl. Khim., 1971, 44, 1107-16. [all data]

Tammann, 1913
Tammann, G., Nachr. Ges. Wiss. Goettingen, Math.-Phys. Kl., 1913, 1913, 335. [all data]

Ollivon and Perron, 1982
Ollivon, M.; Perron, R., Thermochim. Acta, 1982, 53, 183-194. [all data]

Charbonnet and Singleton, 1947
Charbonnet, G.H.; Singleton, W.S., Thermal properties of fats and oils. VI. Heat capacity, heats of fusion, J. Am. Oil Chem. Soc., 1947, 24, 140. [all data]

Kishore, Shobha, et al., 1990
Kishore, K.; Shobha, H.K.; Mattamal, G.J., Structural effects on the vaporization of high molecular weight esters, J. Phys. Chem., 1990, 94, 4, 1642-1648, https://doi.org/10.1021/j100367a077 . [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]

Perry, Weber, et al., 1949
Perry, E.S.; Weber, W.H.; Daubert, B.F., Vapor Pressures of Phlegmatic Liquids. I. Simple and Mixed Triglycerides, J. Am. Chem. Soc., 1949, 71, 11, 3720-3726, https://doi.org/10.1021/ja01179a038 . [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]

Charbonnet and Singleton, 1947, 2
Charbonnet, G.H.; Singleton, W.S., Thermal properties of fats and oils. VI. Heat capacity, heats of fusion and transition, and entropy of trilaurin, trimyristin, tripalmitin, and tristearin, J. Am. Oil Chem. Soc., 1947, 24, 140-142. [all data]


Notes

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