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)
  • UV/Visible spectrum
  • References
  • Notes
• Other data available:
  • 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)

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, UV/Visible spectrum, References, Notes

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

UV/Visible spectrum

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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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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Additional Data

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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]

Lang editor), 1967
Lang editor), L., Absorption Spectra in the Ultraviolet and Visible Region, 1967, 8, 143. [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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