SynonymMethyl vinyl ketone, 2-Butenone, 1-Buten-3-one, Butenone, But-3-en-2-one, vinyl methyl ketone, 3-Butenen-2-one, 3-Butene-2-one, CH2=CHCOCH3, Acetone, methylene-, Ketone, methyl vinyl, Methyl ethenyl ketone, Methyl-vinyl-cetone, Methylvinylketon, Acetyl ethylene, Methylene acetone, ?-Oxo-a-butylene, UN 1251, 3-Oxobutene, 3-Oxo-1-butene, NSC 4853, Methyl vinyl ketone, Acetyl ethylene, 3-Butene-2-one, Butenone, 1-Buten-3-one, 2-Butenone Methylene acetone, g-Oxo-a-butylene, Vinyl methyl ketone
Water solubility6.06E+04 mg/L
Boiling Point81.4 ° C
Density0.864 g/mL at 25 °C
StabilityStable. Incompatible with strong bases, strong oxidizing agents, strong reducing agents. Heat and light sensitive. May undergo autopolymerization. Highly flammable. Refrigerate.
Refractive Index1.411
Water solubilityMISCIBLE
BRN Number506021
Molecular weight70.09
InChI1S/C4H6O/c1-3-4(2)5/h3H,1H2,2H3
Melting Point< 25 ° C
Atmospheric OH Rate Constant1.88E-11 cm3/molecule-sec
log P (octanol-water)0.410
Henry's Law Constant4.65E-05 atm-m3/mole
Vapor Pressure152 mm Hg
Flash Point20 °F
Storage Temperature2-8°C
Vapor Density1.3
Boiling Point80 °C
Merck14,6134
Melting Point-7°C
Vapor Pressure310 mm Hg ( 55 °C)