Tripalmitin

• Formula: C₅₁H₉₈O₆
• Molecular weight: 807.3202
• IUPAC Standard InChI: InChI=1S/C51H98O6/c1-4-7-10-13-16-19-22-25-28-31-34-37-40-43-49(52)55-46-48(57-51(54)45-42-39-36-33-30-27-24-21-18-15-12-9-6-3)47-56-50(53)44-41-38-35-32-29-26-23-20-17-14-11-8-5-2/h48H,4-47H2,1-3H3 Copy

  
• IUPAC Standard InChIKey: PVNIQBQSYATKKL-UHFFFAOYSA-N Copy
• CAS Registry Number: 555-44-2
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Hexadecanoic acid, 1,2,3-propanetriyl ester; Palmitin, tri-; Glycerol tripalmitate; Glyceryl tripalmitate; Palmitic acid triglycerin ester; Palmitic triglyceride; Spezialfett 116; Triglyceryl palmitate; Tripalmitoylglycerol; Dynasan 116; Barolub; Hexadecanoic acid, 1,1',1''-(1,2,3-propanetriyl) ester; Tripalmitate
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • References
  • Notes
• Other data available:
  • IR Spectrum
  • Mass spectrum (electron ionization)
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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:
DH - Eugene S. Domalski and Elizabeth D. Hearing
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Constant pressure heat capacity of liquid

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

Enthalpy of vaporization

Enthalpy of fusion

Enthalpy of phase transition

Entropy of phase transition

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.

Charbonnet and Singleton, 1947
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]

Freedman, Bagby, et al., 1989
Freedman, B.; Bagby, M.O.; Khoury, H., Correlation of heats of combustion with empirical formulas for fatty alcohols, J. Am. Oil Chem. Soc., 1989, 66, 595-596. [all data]

Phillips and Mattamal, 1976
Phillips, J.C.; Mattamal, M.M., Correlation of liquid heat capacities for carboxylic esters, J. Chem. Eng. Data, 1976, 21, 228-232. [all data]

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]

Boelhouwer, Nederbragt, et al., 1950
Boelhouwer, J.W.M.; Nederbragt, G.W.; Verberg, G.W., Viscosity data of organic liquids, Appl. Sci. Res., Sect. A, 1950, 2, 249. [all data]

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

Hong, Hua, et al., 2010
Hong, Jindui; Hua, Dan; Wang, Xia; Wang, Hongtao; Li, Jun, Solid-Liquid-Gas Equilibrium of the Ternaries Ibuprofen + Myristic Acid + CO ₂ and Ibuprofen + Tripalmitin + CO ₂, J. Chem. Eng. Data, 2010, 55, 1, 297-302, https://doi.org/10.1021/je900342a . [all data]

Li, Rodrigues, et al., 2006
Li, Jun; Rodrigues, Miguel; Paiva, Alexandre; Matos, Henrique A.; Azevedo, Edmundo Gomes de, Binary solid--liquid--gas equilibrium of the tripalmitin/CO2 and ubiquinone/CO2 systems, Fluid Phase Equilibria, 2006, 241, 1-2, 196-204, https://doi.org/10.1016/j.fluid.2005.12.017 . [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]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔHtrs	Enthalpy of phase transition
  ΔStrs	Entropy of phase transition
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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