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4-Methyl-2-pentanoneC6H12O

CAS-No.:
108-10-1
UN-No.:
1245
EC-No.:
203-550-1
Hazard identification number:
33
Hazard signs
GHS02
GHS07
GHS08

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Occupational exposure limit
ACGIH (US)
  • TWA (ppm) 20
  • TWA (mg/m3) 82
  • STEL (ppm) 75
  • STEL (mg/m3) 307
NIOSH (REL) (US)
  • TWA (ppm) 50
  • TWA (mg/m3) 205
  • STEL (ppm) 75
  • STEL (mg/m3) 300
NIOSH (US)
  • IDLH (ppm) 500
OSHA (PEL) (US)
  • TWA (ppm) 100
  • TWA (mg/m3) 410
  • H: 225
    Highly flammable liquid and vapour
  • H: 319
    Causes serious eye irritation
  • H: 332
    Harmful if inhaled
  • H: 336
    May cause drowsiness or dizziness
  • H: 351
    Suspected of causing cancer.

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

  • Melting point:
    -112 °F
  • Boiling Point:
    240.8 °F
  • Density (at 20 °C, if not notified otherwise):
    0,80 g/cm3
  • Ionization:
    9.30 ± 0.01 eV
  • Flash Point:
    57.2 °F
  • Ignition Temperature:
    887 °F
  • Vapour Pressure (at 20 °C, if not notified otherwise):
    18,8 hPa
  • Lower Explosive Limit:
    1.2 Vol.-%
  • Upper Explosive Limit:
    8 Vol.-%
  • Hazardous Effects:
    C

*Source: GESTIS Substance Database, https://gestis-database.dguv.de

Also known as:
  • (H3C)2C2H3-CO-CH3
  • 4-Methyl 2-pentanone
  • 4-methylpentan-2-one
  • Hexone
  • Isobutyl methyl ketone
  • Isopropylaceton
  • Methyl isobutyl ketone
  • methylisobutylketone
  • MIBK

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