Rhodium, dicarbonyl(2,4-pentanedionato-O,O')-, (SP-4-2)-

• Formula: C₇H₇O₄Rh
• Molecular weight: 258.0336
• IUPAC Standard InChI: InChI=1S/C5H8O2.2CO.Rh/c1-4(6)3-5(2)7;2*1-2;/h3,6H,1-2H3;;;/q;;;+1/p-1/b4-3-;;; Copy

  
• IUPAC Standard InChIKey: BZCAWKOPWNIDOC-FGSKAQBVSA-M Copy
• CAS Registry Number: 14874-82-9
• 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: Rhodium, dicarbonyl(2,4-pentanedionato)-; Acetylacetonatodicarbonylrhodium; Acetylacetonatorhodium dicarbonyl; Dicarbonyl(2,4-pentanedionato)rhodium; Dicarbonylacetylacetonatorhodium; Dicarbonylrhodium acetylacetonate; Rhodium dicarbonylacetylacetonate; Rhodium, dicarbonyl(2,4-pentanedionato-O,O')-; Rhodium(I) dicarbonyl acetylacetonate; Dicarbonylrhodium(I) 2,4-pentanedionate; Dicarbonylacetylacetonato-rhodium(I); (Acetylacetonato)dicarbonylrhodium(I); dicarbonyl(pentane-2,4-dionato-O,O')rhodium
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• Information on this page:
  • Phase change data
  • Reaction thermochemistry 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 as indicated in comments:
MS - José A. Martinho Simões
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

Reaction 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: José A. Martinho Simões

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

 (cr) + 2 (g) =  (cr) + 2 (g)

By formula: C₉H₁₅O₂Rh (cr) + 2CO (g) = C₇H₇O₄Rh (cr) + 2C₂H₄ (g)

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

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, Reaction thermochemistry 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.

Jesse, Ernsting, et al., 1978
Jesse, A.C.; Ernsting, J.M.; Stufkens, D.J.; Vrieze, K., Thermochim. Acta, 1978, 25, 69. [all data]

Jesse, Ernsting, et al., 1978, 2
Jesse, A.C.; Ernsting, J.M.; Stufkens, D.J.; Vrieze, K., Vapour pressure measurements on (acac)M(substituted olefin)2 and (acac)M(CO)2 (M = Rh(I), Ir(I)), Thermochimica Acta, 1978, 25, 1, 69-75, https://doi.org/10.1016/0040-6031(78)80041-0 . [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]

Jesse, Baks, et al., 1978
Jesse, A.C.; Baks, A.; Stufkens, D.J.; Vrieze, K., Inorg. Chim. Acta, 1978, 29, 177. [all data]

Van Dam, Terpstra, et al., 1980
Van Dam, H.; Terpstra, A.; Stufkens, D.J.; Oskam, A., UV photoelectron spectroscopic studies of the metal-olefin bond. 2. Bonding in (β-diketonato)rhodium(I) and -iridium(I) carbonyl and olefin complexes, Inorg. Chem., 1980, 19, 3448. [all data]

Bonati, Distefano, et al., 1971
Bonati, F.; Distefano, G.; Innorta, G.; Minghetti, G.; Pignataro, S., Ionization energies of rhodium and iridium β-diketonates: on the nature of the last occupied orbital, Z. Anorg. Allg. Chem., 1971, 386, 107. [all data]

Notes

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

• Symbols used in this document:
  

  ΔrH°	Enthalpy of reaction at standard conditions
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

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