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Sigma-Aldrich

Diethyl ether

≥99.7%, anhydrous, contains 1 ppm BHT as inhibitor

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Synonym(s):
Et2O, Ethoxyethane, Ether, Ethyl ether
Linear Formula:
(CH3CH2)2O
CAS Number:
Molecular Weight:
74.12
Beilstein/REAXYS Number:
1696894
MDL number:

grade

anhydrous

Quality Level

vapor density

2.6 (vs air)

assay

≥99.7%

autoignition temp.

320 °F

contains

1 ppm BHT as inhibitor

expl. lim.

36.5 %

refractive index

n20/D 1.3530 (lit.)

bp

34.6 °C (lit.)

mp

−116 °C (lit.)

density

0.706 g/mL at 25 °C (lit.)

SMILES string

CCOCC

InChI

1S/C4H10O/c1-3-5-4-2/h3-4H2,1-2H3

InChI key

RTZKZFJDLAIYFH-UHFFFAOYSA-N

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Related Categories

pictograms

FlameExclamation mark

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Flam. Liq. 1 - STOT SE 3

target_organs

Central nervous system

supp_hazards

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

-40.0 °F - closed cup

flash_point_c

-40 °C - closed cup


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