Dimethylphosphine

• Formula: C₂H₇P
• Molecular weight: 62.0507
• IUPAC Standard InChI: InChI=1S/C2H7P/c1-3-2/h3H,1-2H3 Copy

  
• IUPAC Standard InChIKey: YOTZYFSGUCFUKA-UHFFFAOYSA-N Copy
• CAS Registry Number: 676-59-5
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Phosphine, dimethyl-; (CH3)2PH
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• Information on this page:
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C₂H₇P⁺ (ion structure unspecified)

Ionization energy determinations

Appearance energy determinations

References

Go To: Top, Gas phase ion energetics data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Hodges, McDonnell, et al., 1980
Hodges, R.V.; McDonnell, T.J.; Beauchamp, J.L., Properties reactions of trimethyl phosphite, trimethyl phosphate, triethyl phosphate, and trimethyl phosphorothionate by ion cyclotron resonance spectroscopy, J. Am. Chem. Soc., 1980, 102, 1327. [all data]

Aue, Webb, et al., 1980
Aue, D.H.; Webb, H.M.; Davidson, W.R.; Vidal, M.; Bowers, M.T.; Goldwhite, H.; Vertal, L.E.; Douglas, J.E.; Kollman, P.A.; Kenyon, G.L., Proton affinities photoelectron spectra of three-membered-ring J. Heterocycl. Chem., J. Am. Chem. Soc., 1980, 102, 5151. [all data]

Staley and Beauchamp, 1974
Staley, R.H.; Beauchamp, J.L., Basicities ion-molecule reactions of the methylphosphines in the gas phase by ion cyclotron resonance spectroscopy, J. Am. Chem. Soc., 1974, 96, 6252. [all data]

Fischler and Halmann, 1964
Fischler, J.; Halmann, M., Electron-impact studies of phosphorus compounds, J. Chem. Soc., 1964, 31. [all data]

Cowley, Kemp, et al., 1982
Cowley, A.H.; Kemp, R.A.; Lattman, M.; McKee, M.L., Lewis base behavior of methylated and fluorinated phosphines. A photoelectron spectroscopic investigation, Inorg. Chem., 1982, 21, 85. [all data]

Lappert, Pedley, et al., 1975
Lappert, M.F.; Pedley, J.B.; Wilkins, B.T.; Stelzer, O.; Unger, E., Bonding studies of compounds of boron and the group 3-5 elements. Part XIII. He(I) photoelectron spectra of phosphines R_nPX_3-n (R=Me or Bu'; X=H, Cl, or F; n=1-3), (Me₂N)_nPCl_3-n(n=1-3), and (R₂N)PF₂(R=Me or Et), J. Chem. Soc. Dalton Trans., 1975, 1207. [all data]

Cowley, Dewar, et al., 1974
Cowley, A.H.; Dewar, M.J.S.; Goodman, D.W.; Padolina, M.C., Detection of rotational isomerism in diphosphines and diarsines by photoelectron spectroscopy, J. Am. Chem. Soc., 1974, 96, 2648. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy

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