Synonyms: Formaldehyde dimethyl acetal; Methylal
Formula: CH2(OCH3)2
Formula Weight: 76.09
CAS No.: 109-87-5
Purity: 99%
Density: 0.86 g/mL at 25 °C(lit.)
Supplemental Hazard Statements: May form explosive peroxides.
Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC
Packaging: 1, 2, 2.5 L in glass bottle
Packaging: 18 L in steel drum
Packaging: 5, 100 mL in glass bottle
Assay: 99%
Autoignition Temp.: 459°F
BP: 41-42°C(lit.)
Density: 0.86 g/mL at 25°C(lit.)
Expl. Lim.: 17.6 %
Grade: ReagentPlus®
MP: −105°C(lit.)
Refractive Index: n20/D 1.354(lit.)
Vapor Density: 2.6 (vs air)
Vapor Pressure: 6.38 psi ( 20°C)