Application
Formaldehyde dimethyl acetal for synthesis. CAS 109-87-5, EC Number 203-714-2, chemical formula CH₂(OCH₃)₂.
Analysis Note
Assay (GC, area%): ≥ 93.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.857 - 0.859
Methanol (GC, area%): ≤ 7.0 % (a/a)
Identity (IR): passes test
Molecular Weight: 76.09. Empirical Formula: C
3H
8O
2. linearFormula: CH
2(OCH
3)
2. vapor pressure: 440 hPa ( 20 °C). Quality Level: 200. Assay: ≥. 93.0% (GC). form: liquid. expl. lim.: 1.6-17.6 . % (v/v). bp: 42.3 . °C/1013 . hPa. mp: -105 . °C. transition temp: flash point -18 . °C. density: 0.86 . g/cm
3 . at 20 . °C. storage temp.: 2-30°C. InChI: 1S/C3H8O2/c1-4-3-5-2/h3H2,1-2H3. InChI key: NKDDWNXOKDWJAK-UHFFFAOYSA-N. Pictograms: GHS02,GHS07,GHS08. Signal Word: Danger. Hazard Statements: H225 - H302 - H371. Precautionary Statements: P210 - P233 - P240 - P241 - P301 + P312 - P308 + P311. Hazard Classifications: Acute Tox. 4 Oral - Flam. Liq. 2 - STOT SE 2. Supp Hazards: EUH019. Storage Class Code: 3 - Flammable liquids. WGK: WGK 2. Flash Point(F): -0.4 °F. Flash Point(C): -18 °C.