202231

Chromium(III) acetylacetonate

97%

• Synonym(s): Chromium(III) 2,4-pentanedionate, Cr(acac)₃
• Linear Formula: Cr(C₅H₇O₂)₃
• CAS Number: 21679-31-2
• Molecular Weight: 349.32
• Beilstein: 4148971
• EC Number: 244-526-0
• MDL number: MFCD00000015
• UNSPSC Code: 12352103
• PubChem Substance ID: 24852050
• NACRES: NA.23

Properties

• Assay: 97%
• form: solid
• reaction suitability: core: chromium
• bp: 340 °C (lit.)
• mp: 210 °C (lit.)
• SMILES string: CC(=O)\C=C(\C)O[Cr](O\C(C)=C/C(C)=O)O\C(C)=C/C(C)=O
• InChI: 1S/3C5H8O2.Cr/c3*1-4(6)3-5(2)7;/h3*3,6H,1-2H3;/q;;;+3/p-3/b3*4-3-;
• InChI key: JWORPXLMBPOPPU-LNTINUHCSA-K

Description

Application

• Redox-Activity Catalysis: Discusses the ligand field-activated redox activity of Chromium(III) acetylacetonate, highlighting its use in hydrogenation catalysis (Vinum et al., 2020).
• Diffusion Behavior in Supercritical CO2: A study examining the diffusion behavior of Chromium(III) acetylacetonate in supercritical CO2, aiding in the application of supercritical fluids in materials processing (Cordeiro et al., 2016).

Analysis Note

Used to modify the surface properties of solid polyurethanes formed in its presence.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319
• Precautionary Statements: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point(F): >392.0 °F
• Flash Point(C): > 200 °C
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves