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2,3-Pentanedione Structure

2,3-Pentanedione

  • Product Name2,3-Pentanedione
  • CAS600-14-6
  • CBNumberCB6166470
  • MFC5H8O2
  • MW100.12
  • EINECS209-984-8
  • MDL NumberMFCD00009313
  • MOL File600-14-6.mol

Chemical Properties

Melting point: -52 °C
Boiling point: 108 °C
Density  0.96
vapor pressure  28.5 hPa (20 °C)
FEMA  2841 | 2,3-PENTANEDIONE
refractive index  1.40
Flash point: 19 °C
storage temp.  2-8°C
solubility  60g/l
form  clear liquid
color  Light yellow to Yellow to Orange
Odor at 1.00 % in dipropylene glycol. pungent sweet butter creamy caramel nutty cheese
PH 4 (H2O)
explosive limit 1.8-10.9%(V)
biological source synthetic
Odor Type buttery
Water Solubility  60 g/L (15 ºC)
JECFA Number 410
BRN  1699638
Henry's Law Constant 1.3×10-1 mol/(m3Pa) at 25℃, Wu et al. (2022)
Exposure limits NIOSH: TWA 9.3 ppb; STEL 31 ppb
Stability: Stable. Highly flammable - store cool. Incompatible with strong oxidizing agents, reducing agents, strong bases.
Major Application flavors and fragrances
InChI 1S/C5H8O2/c1-3-5(7)4(2)6/h3H2,1-2H3
InChIKey TZMFJUDUGYTVRY-UHFFFAOYSA-N
SMILES CCC(=O)C(C)=O
LogP -0.85
CAS DataBase Reference 600-14-6(CAS DataBase Reference)
NIST Chemistry Reference 2,3-Pentanedione(600-14-6)
EPA Substance Registry System 2,3-Pentanedione (600-14-6)

Safety

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS02,GHS07,GHS08
Signal word  Danger
Hazard statements  H225-H317-H373
Precautionary statements  P210-P233-P240-P280-P303+P361+P353-P314
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  F,Xi
Risk Statements  11-36/37/38
Safety Statements  16-26-36-37/39
RIDADR  UN 1224 3/PG 2
WGK Germany  1
RTECS  SA1850000
F  9-23
Autoignition Temperature 265 °C
TSCA  TSCA listed
HazardClass  3
PackingGroup  II
HS Code  2914190090
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 2
Skin Sens. 1B
STOT RE 2
Hazardous Substances Data 600-14-6(Hazardous Substances Data)
Toxicity LD50 orally in Rabbit: 3000 mg/kg LD50 dermal Rabbit > 2500 mg/kg
REACH Registrations Active
Limited Quantities 1.0 L (0.3 gallon) (liquid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704:
4
1 0

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