Phosphine, tris(4-methylphenyl)-

• Formula: C₂₁H₂₁P
• Molecular weight: 304.3652
• IUPAC Standard InChI: InChI=1S/C21H21P/c1-16-4-10-19(11-5-16)22(20-12-6-17(2)7-13-20)21-14-8-18(3)9-15-21/h4-15H,1-3H3 Copy

  
• IUPAC Standard InChIKey: WXAZIUYTQHYBFW-UHFFFAOYSA-N Copy
• CAS Registry Number: 1038-95-5
• 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: Phosphine, tri-p-tolyl-; Tri-p-tolylphosphine; Tris(p-tolyl)phosphine; Tris(4-methylphenyl)phosphine; Tris(4-tolyl)phosphine; Phosphorus, tri-p-tolyl; tri-(4-Methylphenyl)phosphine; tri(4-Tolyl)phosphine; Phosphine, tris(p-tolyl)-; Tri-para-tolylphosphine; Tris(p-methylphenyl)phosphine; NSC 97371
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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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

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 by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

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.

De Kruif, Herman, et al., 1981
De Kruif, Kees G.; Herman, Johan M.; Van den Berg, Pieter J., Enthalpies of vaporization and vapor pressures of triphenyl-, tri(p-tolyl)- and tris(2-cyanoethyl)phosphines, J. Chem. Eng. Data, 1981, 26, 4, 359-361, https://doi.org/10.1021/je00026a002 . [all data]

Weiner, Lattman, et al., 1975
Weiner, M.A.; Lattman, M.; Grim, S.O., Ultraviolet photoelectron spectra of some substituted triarylphosphines, J. Org. Chem., 1975, 40, 1292. [all data]

Notes

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• Symbols used in this document:
  

  ΔvapH

  Enthalpy of vaporization

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