Cobalt, dicarbonyl(η5-2,4-cyclopentadien-1-yl)-

• Formula: C₇H₅CoO₂
• Molecular weight: 180.0466
• IUPAC Standard InChI: InChI=1S/C5H5.2CO.Co/c1-2-4-5-3-1;2*1-2;/h1-5H;;; Copy

  
• IUPAC Standard InChIKey: HUSLGLMTBHLWKG-UHFFFAOYSA-N Copy
• CAS Registry Number: 12078-25-0
• 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: Cobalt, dicarbonyl-π-cyclopentadienyl-; η5-Cyclopentadienylcobalt dicarbonyl; π-Cyclopentadienylcobalt dicarbonyl; π-Cyclopentadienyldicarbonylcobalt; Cyclopentadienylcobalt dicarbonyl; Cyclopentadienyldicarbonylcobalt; Dicarbonyl(η5-cyclopentadienyl)cobalt; Dicarbonyl-π-cyclopentadienyl cobalt; Dicarbonylcyclopentadienylcobalt; Cobalt cyclopentadienyl dicarbonyl; Dicarbonyl(η5-2,4-cyclopentadien-1-yl)cobalt
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• Information on this page:
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • IR Spectrum
  • 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 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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

Electron affinity determinations

Ionization energy determinations

Appearance 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.

McDonald and Schell, 1988
McDonald, R.N.; Schell, P.L., Gas Phase Ligand Substitution Reactions with (OC)Fe(NO)₂^-, (OC)₂Co(NO)^-, (n₃-C₃H₅)Co(CO)₂^-, (C₃H₅)Co(CO)₃^-, and CpCo(CO)₂^-, Organomet., 1988, 7, 8, 1806, https://doi.org/10.1021/om00098a019 . [all data]

Lichtenberger, Calabro, et al., 1984
Lichtenberger, D.L.; Calabro, D.C.; Kellogg, G.E., Electronic structure and bonding characteristics of cyclopentadienyl d8 metal-ligand complexes. Core and valence ionization study of CpM(CO)₂ Where M = Co and Rh and Cp = η5-C₅H₅ and η5-C₅(CH₃)₅, Organometallics, 1984, 3, 1623. [all data]

Pignataro and Lossing, 1967
Pignataro, S.; Lossing, F.P., Mass spectra and ionization potentials of C₆H₆CrC₆H₆ and C₆H₆Cr(CO)₃, J. Organometal. Chem., 1967, 10, 531. [all data]

Winters and Kiser, 1965
Winters, R.E.; Kiser, R.W., Ions produced in the mass spectrometer from cyclopentadienylmetal carbonyl compounds of cobalt, manganese and vanadium, J. Organometal. Chem., 1965, 4, 190. [all data]

Dudeney, Green, et al., 1983
Dudeney, N.; Green, J.C.; Grebenik, P.; Kirchner, O.N., Synthesis and structural characterization of the electron rich complexes Co(η-C₅Me₅)(R₂PCH₂CH₂PR₂) (R = Me, Ph) photoelectron spectroscopic studies of some pentamethylcyclopentadienylphosphinecobalt complexes, J. Organomet. Chem., 1983, 252, 221. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  EA	Electron affinity

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