Dicarbonyl(2,4-pentanedionato)rhodium(I)

• Catalog No.: 39295
• CAS Number: 14874-82-9
• M. F.: C7H7O4Rh
• M. W.: 258.03358
• Purity: 99%

SYNONYMS

• Title: 二羰基乙酰丙酮铑(I)
• IUPAC name: λ^1-rhodium(1+) ion bis(methanidylidyneoxidanium) (2Z)-4-oxopent-2-en-2-olate
• IUPAC Traditional name: λ^1-rhodium(1+) ion bis(carbon monoxide) (2Z)-4-oxopent-2-en-2-olate
• Synonyms: Acetylacetonatorhodium(I) dicarbonyl; (Acetylacetonato)dicarbonylrhodium(I)

DATABASE IDS

• CAS Number: 14874-82-9
• EC Number: 238-947-9
• MDL Number: MFCD00009884

PROPERTIES

• Purity: 99%
• Apperance: Crystalline
• Melting Point: 144-147°C subl.
• Solubility: Soluble in acetone
• GHS Hazard statements: H301-H319-H317-H228-H412
• European Hazard Symbols: Toxic (T)
• European Hazard Symbols: Flammable (F)
• GHS Precautionary statements: P210-P241-P301+P310-P305+P351+P338-P405-P501A
• Risk Statements: 11-25-36-43-53
• Safety Statements: 20-24-26-37-45-60
• TSCA Listed: 否
• Hazard Class: 4.1
• UN Number: UN2926
• Packing Group: II

REFERENCES

• Miyaura has utilized this complex, in combination with a chelating phosphine ligand, for the conjugate addition of arylboronic acids to enones, to give saturated ketones: Organometallics, 16, 4339 (1997). Addition of aryl- and alkenylboronic acids to aldehydes to give secondary alcohols can also be brought about under similar conditions: Angew. Chem. Int. Ed., 37, 3279 (1998):
  
• Catalyst for hydroformylation of alkenes with CO/H₂ at atmospheric pressure to give enals: Angew. Chem. Int. Ed., 34, 1760 (1995).
• An extension of these reactions to the addition of potassium alkenyl- and aryltrifluoroborates to aldehydes and enones has also been reported: Org. Lett., 1, 1683 (1999).