8.20493

Formaldehyde dimethyl acetal

for synthesis

• 동의어(들): Formaldehyde dimethyl acetal, Formal, Methylal, Dimethoxymethane
• Linear Formula: CH₂(OCH₃)₂
• CAS Number: 109-87-5
• Molecular Weight: 76.09
• MDL number: MFCD00008495
• UNSPSC 코드: 12352112
• EC 인덱스 번호: 203-714-2

속성

• vapor pressure: 440 hPa ( 20 °C)
• 분석: ≥98.0% (GC)
• 형태: liquid
• autoignition temp.: 235 °C
• 효능: 6653 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 1.6-17.6 % (v/v)
• bp: 43 °C/1013 hPa
• mp: -105 °C
• 전이 온도: flash point -18 °C
• density: 0.86 g/cm³ at 20 °C
• InChI: 1S/C3H8O2/c1-4-3-5-2/h3H2,1-2H3
• InChI key: NKDDWNXOKDWJAK-UHFFFAOYSA-N

설명

분석 메모

Assay (GC, area%): ≥ 98.0 % (a/a)
Methanol (GC, area%): ≤ 0.50 % (a/a)
Density (d 20 °C/ 4 °C): 0.858 - 0.862
Water (K. F.): ≤ 0.30 %
Identity (IR): passes test

안전성 정보

• 픽토그램: GHS02
• 신호어: Danger
• 유해 및 위험 성명서: H225
• 예방조치 성명서: P210 - P233 - P240 - P241 - P242 - P243
• Hazard Classifications: Flam. Liq. 2
• 보충제 위험성: EUH019
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point (°F): -0.4 °F - closed cup
• Flash Point (°C): -18 °C - closed cup