8.02961

2,5-Dimethoxytetrahydrofuran

(mixture of cis- and trans isomers) for synthesis

• Synonym(s): 2,5-Dimethoxytetrahydrofuran
• Linear Formula: (OCH₃)₂C₄H₆O
• CAS Number: 696-59-3
• Molecular Weight: 132.16
• MDL number: MFCD00005359
• UNSPSC Code: 12352112
• EC Index Number: 211-797-1
• NACRES: NA.22

Properties

• vapor pressure: 5 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥97.0% (GC)
• form: liquid
• autoignition temp.: >205 °C
• potency: 2040 mg/kg LD₅₀, oral (Rat)
• expl. lim.: 2.0-12.3 % (v/v)
• pH: 5 (20 °C, 300 g/L in H₂O)
• bp: 145-148 °C/1.013 hPa
• mp: -45 °C
• transition temp: flash point 35 °C
• solubility: 300 g/L
• density: 1.02 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C6H12O3/c1-7-5-3-4-6(8-2)9-5/h5-6H,3-4H2,1-2H3
• InChI key: GFISDBXSWQMOND-UHFFFAOYSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.022 - 1.024
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS06
• Signal Word: Danger
• Hazard Statements: H226 - H315 - H331
• Precautionary Statements: P210 - P233 - P240 - P241 - P303 + P361 + P353 - P304 + P340 + P311
• Hazard Classifications: Acute Tox. 3 Inhalation - Flam. Liq. 3 - Skin Irrit. 2
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 1
• Flash Point(F): 100.4 °F - closed cup
• Flash Point(C): 38 °C - closed cup