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
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
• Options:
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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

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.

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

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• 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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