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Key Documents

8.02961

Sigma-Aldrich

2,5-Dimethoxytetrahydrofuran

(mixture of cis- and trans isomers) for synthesis

Synonym(s):

2,5-Dimethoxytetrahydrofuran

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About This Item

Linear Formula:
(OCH3)2C4H6O
CAS Number:
Molecular Weight:
132.16
MDL number:
UNSPSC Code:
12352112
EC Index Number:
211-797-1
NACRES:
NA.22

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vapor pressure

5 hPa ( 20 °C)

Quality Level

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

Analysis Note

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

pictograms

FlameSkull and crossbones

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Flam. Liq. 3 - Skin Irrit. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

100.4 °F - closed cup

flash_point_c

38 °C - closed cup


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