Triphenyl phosphate

• Formula: C₁₈H₁₅O₄P
• Molecular weight: 326.2831
• IUPAC Standard InChI: InChI=1S/C18H15O4P/c19-23(20-16-10-4-1-5-11-16,21-17-12-6-2-7-13-17)22-18-14-8-3-9-15-18/h1-15H Copy

  
• IUPAC Standard InChIKey: XZZNDPSIHUTMOC-UHFFFAOYSA-N Copy
• CAS Registry Number: 115-86-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: TPP; Phosphoric acid, triphenyl ester; Celluflex TPP; Disflamoll TP; Phenyl phosphate ((PhO)3PO); Phosflex TPP; Triphenoxyphosphine oxide; TP; Trifenylfosfat; Altal; Kronitex TPP; Phenyl phosphate; Triphenyl phosphoric acid ester; NSC 57868
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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 by: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

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

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Enthalpy of fusion

Entropy of fusion

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• Not specified, most likely a prism, grating, or hybrid spectrometer.; (NO SPECTRUM, ONLY SCANNED IMAGE IS AVAILABLE)
• SOLUTION (10% CCl4 FOR 2.7-7.5, 10% CS2 FOR 7.5-26 MICRON) VS SOLVENT; DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY; 2 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas

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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Additional Data

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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.

Rabinovich, Pet'kov, et al., 1986
Rabinovich, I.B.; Pet'kov, V.I.; Zarudaeva, S.S.; Ovchinnikov, E.Yu., Specific heat and thermodynamic functions of triphenyl phosphate at 12-340 K, Zhur. Fiz. Khim., 1986, 60, 767-769. [all data]

Rabinovich, Pet'kov, et al., 1986, 2
Rabinovich, I.B.; Pet'kov, V.I.; Zarudaeva, S.S.; Ovchinnikov, E.Yu., Specific heat and thermodynamic functions of triphenyl phosphate at 12-340K, Zh. Fiz. Khim., 1986, 60, 767. [all data]

Kirklin and Domalski, 1989
Kirklin, Duane R.; Domalski, Eugene S., Energy of combustion of triphenylphosphate, The Journal of Chemical Thermodynamics, 1989, 21, 5, 449-456, https://doi.org/10.1016/0021-9614(89)90162-6 . [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]

Dobry and Keller, 1957
Dobry, Alan; Keller, Richard, Vapor Pressures of Some Phosphate and Phosphonate Esters, J. Phys. Chem., 1957, 61, 10, 1448-1449, https://doi.org/10.1021/j150556a052 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Notes

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• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  S°solid,1 bar	Entropy of solid at standard conditions (1 bar)
  Ttriple	Triple point temperature
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔsubH°	Enthalpy of sublimation at standard conditions
  ΔvapH	Enthalpy of vaporization

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