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3-Methyl-2-butanone Structure

3-Methyl-2-butanone

Chemical Properties

Melting point -92 °C (lit.)
Boiling point 94-95 °C (lit.)
Density  0.805 g/mL at 25 °C (lit.)
vapor pressure  53.33 hPa (19.9 °C)
refractive index  n20/D 1.388(lit.)
Flash point 6 °C
storage temp.  Store below +30°C.
solubility  water: soluble8.21g/L at 20°C
form  Liquid
color  Clear colorless
Odor at 0.10?%?in?dipropylene glycol. camphor
explosive limit 1.5-9%(V)
Odor Threshold 0.5ppm
Water Solubility  6 g/L (20 ºC)
Merck  14,6090
BRN  1071238
Exposure limits TLV-TWA 700 mg/m3 (200 ppm); STEL 875 mg/m3 (250 ppm) (ACGIH).
Dielectric constant 16.57
InChIKey SYBYTAAJFKOIEJ-UHFFFAOYSA-N
LogP 2.29 at 20℃
CAS DataBase Reference 563-80-4(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII V8DP6THY5O
NIST Chemistry Reference 2-Butanone, 3-methyl-(563-80-4)
EPA Substance Registry System Methyl isopropyl ketone (563-80-4)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H225
Precautionary statements P210-P233-P240-P241-P242-P243
Hazard Codes  F
Risk Statements  11-67
Safety Statements  9-16-33
RIDADR  UN 2397 3/PG 2
WGK Germany  1
RTECS  EL9100000
Autoignition Temperature 475 °C
Hazard Note  Highly Flammable
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29141990
Hazardous Substances Data 563-80-4(Hazardous Substances Data)
Toxicity LD50 orally in male mice: 29.86 mmol/kg (Tanii)
NFPA 704:
3
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3-Methyl-2-butanone Chemical Properties,Usage,Production

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