21679-31-2

Name Chromium(III) acetylacetonate
CAS 21679-31-2
EINECS(EC#) 244-526-0
Molecular Formula C15H21CrO6
MDL Number MFCD00000015
Molecular Weight 349.32
MOL File 21679-31-2.mol

Chemical Properties

Appearance PURPLE CRYSTALLINE POWDER
Melting point  210 °C(lit.)
Boiling point  340 °C(lit.)
bulk density 450kg/m3
density  1,35 g/cm3
vapor pressure  0Pa at 20℃
Fp  >200°C
storage temp.  Store below +30°C.
solubility  11g/l
form  Crystalline Powder, Crystals, and/or Chunks
color  Purple to maroon
Specific Gravity 1.35
PH 6 (1g/l, H2O, 20℃)
Water Solubility  11 g/L (20 ºC)
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
BRN  4148971
Exposure limits NIOSH: IDLH 25 mg/m3; TWA 0.5 mg/m3
InChI 1S/3C5H8O2.Cr/c3*1-4(6)3-5(2)7;/h3*3,6H,1-2H3;/q;;;+3/p-3/b3*4-3-;
InChIKey JWORPXLMBPOPPU-LNTINUHCSA-K
SMILES CC(=O)\C=C(\C)O[Cr](O\C(C)=C/C(C)=O)O\C(C)=C/C(C)=O
LogP 0.4 at 20℃
NIST Chemistry Reference Chromium, tris(2,4-pentanedionato-o,o')-(21679-31-2)
EPA Substance Registry System Chromium, tris(2,4-pentanedionato-.kappa. O,.kappa.O')-, (OC-6-11)-(21679-31-2)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
Hazard Codes  Xi
Risk Statements 
Safety Statements 
WGK Germany  2
RTECS  GB7575000
TSCA  Yes
REACH Registrations Active
HS Code  29420000
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
Safety Profile
Moderately toxic by ingestion. Mildly toxic by s h contact. When heated to decomposition it emits acrid smoke and irritating fumes. See also CHROMIUM COMPOUNDS.
Toxicity
LD50 orally in Rabbit: 3360 mg/kg LD50 dermal Rabbit 6350 mg/kg

Hazard Information

Material Safety Data Sheet(MSDS)

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