8.03128

Diethylene glycol monomethyl ether

for synthesis

• Synonym(s): Diethylene glycol monomethyl ether, Methylene diglycol, 2-Hydroxy-2′-methoxy diethylether, 2-(2-Methoxyethoxy)-ethanol
• Empirical Formula (Hill Notation): C₅H₁₂O₃
• CAS Number: 111-77-3
• Molecular Weight: 120.15
• MDL number: MFCD00002871
• UNSPSC Code: 12352104
• EC Index Number: 203-906-6

Properties

• vapor pressure: 0.3 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥98% (GC)
• form: liquid
• autoignition temp.: 215 °C
• potency: 6500 mg/kg LD₅₀, oral (Rat); 6450 mg/kg LD₅₀, skin (Rat)
• expl. lim.: 1.6 % (v/v)
• pH: 4-7 (20 °C, 200 g/L in H₂O)
• bp: 190-196 °C/1013 hPa
• mp: -65 °C
• transition temp: flash point 91 °C
• density: 1.018-1.022 g/cm³ at 20 °C (DIN 51757)
• storage temp.: 2-30°C
• InChI: 1S/C5H12O3/c1-7-4-5-8-3-2-6/h6H,2-5H2,1H3
• InChI key: SBASXUCJHJRPEV-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.018 - 1.022
Water (K. F.): ≤ 0.20 %
Peroxide (as H₂O₂): ≤ 0.05 %
Identity (IR): passes test

Safety Information

• Pictograms: GHS08
• Signal Word: Danger
• Hazard Statements: H360D
• Precautionary Statements: P201 - P202 - P280 - P308 + P313 - P405 - P501
• Hazard Classifications: Repr. 1B
• Storage Class Code: 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
• WGK: WGK 1
• Flash Point(F): 188.6 °F - closed cup
• Flash Point(C): 87 °C - closed cup