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309966

Sigma-Aldrich

Diethyl ether

suitable for HPLC, ≥99.9%, inhibitor-free

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Synonym(s):
Ether, Ethyl ether
Linear Formula:
(CH3CH2)2O
CAS Number:
Molecular Weight:
74.12
Beilstein/REAXYS Number:
1696894
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.07

vapor density

2.6 (vs air)

Quality Level

vapor pressure

28.69 psi ( 55 °C)
8.59 psi ( 20 °C)

assay

≥99.9%

form

liquid

autoignition temp.

320 °F

purified by

glass distillation

expl. lim.

36.5 %

technique(s)

HPLC: suitable

impurities

≤0.03% water
≤1 ppm peroxides (as H2O2)

evapn. residue

<0.0003%

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.)

λ

H2O reference

UV absorption

λ: 218 nm Amax: 1.0
λ: 250 nm Amax: 0.20
λ: 275 nm Amax: 0.04
λ: 300-400 nm Amax: 0.01

application(s)

food and beverages

SMILES string

CCOCC

InChI

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

InChI key

RTZKZFJDLAIYFH-UHFFFAOYSA-N

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1 of 4

This Item
2960823461445.89589
Diethyl ether suitable for HPLC, &#8805;99.9%, inhibitor-free

309966

Diethyl ether

-
Diethyl ether contains 1&#160;ppm BHT as inhibitor, anhydrous, &#8805;99.7%

296082

Diethyl ether

-
Diethyl ether reagent grade, &#8805;98%, contains &#8804;2% ethanol and &#8804;10ppm BHT as inhibitor

346144

Diethyl ether

Essential Grade
Diethyl ether contains 1&#160;ppm BHT as inhibitor, anhydrous, &#8805;99.7%

5.89589

Diethyl ether

-
assay

≥99.9%

assay

≥99.7%

assay

≥98%

assay

≥99.7%

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

200

technique(s)

HPLC: suitable

technique(s)

-

technique(s)

-

technique(s)

-

form

liquid

form

liquid

form

liquid

form

-

impurities

≤0.03% water, ≤1 ppm peroxides (as H2O2)

impurities

<0.003% water, <0.005% water (100 mL pkg)

impurities

≤0.5% (water)

impurities

-

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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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Lana S Barkawi et al.
Nature protocols, 5(10), 1609-1618 (2010-10-05)
Auxin measurements in plants are critical to understanding both auxin signaling and metabolic homeostasis. The most abundant natural auxin is indole-3-acetic acid (IAA). This protocol is for the precise, high-throughput determination of free IAA in plant tissue by isotope dilution
Diethyl ether (DEE) as a renewable diesel fuel.
Bailey B, et al.
No. 972978. SAE technical paper (1997)
Oxidation of secondary alcohols in diethyl ether with aqueous chromic acid. Convenient procedure for the preparation of ketones in high epimeric purity.
Brown HC, et al.
The Journal of Organic Chemistry, 36(3), 387-390 (1971)
Eagleson M.
Concise Encyclopedia Chemistry, 471-471 (1994)
K H Young et al.
Journal of clinical microbiology, 10(6), 852-853 (1979-12-01)
Ethyl acetate appears to be a satisfactory subsitute solvent for diethyl ether in the Formalin-ether sedimentation technique. In comparative studies, concentration of organisms with ethyl acetate was equal to or greater than that with diethyl ether. No distortion or alteration

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