Formula: C4H8O
Formula Weight: 72.11
CAS No.: 109-99-9
Purity: ≥99.5% (GC); ≥99.5%
Density: 0.889 g/mL at 25 °C(lit.)
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Supplemental Hazard Statements: May form explosive peroxides.
Legal Information: Selectophore is a trademark of Sigma-Aldrich GmbH
Assay: ≥99.5% (GC)
Autoignition Temp.: 610°F
BP: 65-67°C(lit.)
Density: 0.889 g/mL at 25°C(lit.)
Expl. Lim.: 11.8 %
Grade: Selectophore™
Impurities: ≤0.01% water
MP: −108°C(lit.)
Refractive Index: n20/D 1.407(lit.)
Vapor Density: 2.5 (vs air)
Vapor Pressure: 143 mmHg ( 20°C)