Cyclobutaphosphane, tetrakis(trifluoromethyl)-

• Formula: C₄F₁₂P₄
• Molecular weight: 399.9187
• IUPAC Standard InChI: InChI=1S/C4F12P4/c5-1(6,7)17-18(2(8,9)10)20(4(14,15)16)19(17)3(11,12)13 Copy

  
• IUPAC Standard InChIKey: TVWVWIPMQJSXJS-UHFFFAOYSA-N Copy
• CAS Registry Number: 393-02-2
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Tetraphosphetane,tetrakis(trifluoromethyl)-; 1,2,3,4Tetra-kis(trifluoromethyl)cyclotetraphosphine
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • References
  • Notes
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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 by: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Enthalpy of sublimation

Gas phase ion energetics 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:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

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, Phase change data, Gas phase ion energetics data, 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.

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]

Mahler and Burg, 1958
Mahler, Walter; Burg, Anton B., The Cyclopolyphosphines (CF ₃ P) ₄ and (CF ₃ P) ₅ , and Related Chemistry ¹, J. Am. Chem. Soc., 1958, 80, 23, 6161-6167, https://doi.org/10.1021/ja01556a004 . [all data]

Elbel, Egsgaard, et al., 1988
Elbel, S.; Egsgaard, H.; Carlsen, L., Ionization energies and thermal fragmentation patterns of gaseous cyclopolyarsanes and phosphanes En, Rn(E = As or P;R = Me, Bu, or CF₃; n = 3-5): A joint temperature-variable field ionization mass spectrometric and ultraviolet photoelectron spectroscopic study, J. Chem. Soc. Dalton Trans., 1988, 195. [all data]

Cowley, Dewar, et al., 1978
Cowley, A.H.; Dewar, M.J.S.; Lattman, M.; Mills, J.L.; McKee, M., An ultraviolet photoelectron spectroscopic molecular orbital study of some cyclopolyphosphines, J. Am. Chem. Soc., 1978, 100, 3349. [all data]

Cowley, Dewar, et al., 1974
Cowley, A.H.; Dewar, M.J.S.; Goodman, D.W.; Padolina, M.C., A photoelectron spectroscopic study of polyphosphines. The question of pπ:dπ bonding, J. Am. Chem. Soc., 1974, 96, 3666. [all data]

Notes

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  ΔsubH	Enthalpy of sublimation
  ΔvapH	Enthalpy of vaporization

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