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i-buteneC4H8

CAS-No.:
115-11-7
UN-No.:
1055
EINECS No.:
204-066-3
Kemler Code:
23
Hazard signs
GHS02
GHS04

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

Occupational exposure limit
FEDERALE OVERHEIDSDIENST WERKGELEGENHEID, ARBEID EN SOCIAAL OVERLEG (BE)
  • TWA (ppm) 250
  • TWA (mg/m3) 583
  • H: 220
    Extremely flammable gas
  • H: 280
    Contains gas under pressure; may explode if heated

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

  • Melting point:
    -140.35 °C
  • Boiling Point:
    -7.1 °C
  • Density (at 20 °C):
    0,002599 g/cm3
  • Ionization:
    9.22 ± 0.02 eV
  • Flash Point:
    -80 °C
  • Ignition Temperature:
    465 °C
  • Vapor Pressure (at 20 °C):
    2590 hPa
  • Lower Explosive Limit:
    1.6 Vol.-%
  • Upper Explosive Limit:
    10 Vol.-%
  •  

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

Also known as:
  • 1-Propene, 2-methyl-
  • 2-methylprop-1-ene
  • 2-Methylpropene
  • Butyl Rubber Ceclaim
  • i-Butylene
  • Isobutene
  • Isobutylen

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