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Merck
CN

32203

Diethyl ether

≥99.8% (GC), ACS reagent, puriss. p.a., contains BHT as inhibitor, reag. Ph. Eur., reag. ISO, USP/NF

Synonym(s):

Et2O, Ethoxyethane, Ether, Ethyl ether

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About This Item

Linear Formula:
(CH3CH2)2O
CAS Number:
Molecular Weight:
74.12
NACRES:
NA.07
PubChem Substance ID:
UNSPSC Code:
12352112
EC Number:
200-467-2
MDL number:
Beilstein/REAXYS Number:
1696894
Assay:
≥99.8% (GC)
Technique(s):
GC/GC: suitable
Bp:
34.6 °C (lit.)
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Product Name

Diethyl ether, contains BHT as inhibitor, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., ≥99.8% (GC)

Quality Level

agency

USP/NF, reag. ISO, reag. Ph. Eur.

vapor density

2.6 (vs air)

grade

ACS reagent, puriss. p.a.

assay

≥99.8% (GC)

form

liquid

autoignition temp.

320 °F

contains

BHT as inhibitor

expl. lim.

36.5 %

technique(s)

GC/GC: suitable

impurities

≤0.00003% peroxides (as H2O2), ≤0.00007% adehydes (as HCHO), ≤0.0002% free acid (as CH3COOH), ≤0.001% carbonyl compounds (as CO), ≤0.001% non-volatile matter, ≤0.005% acetone (GC), ≤0.02% ethanol (GC), 0.03% water (Karl Fischer), 5-8 ppm BHT (GC)

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

cation traces

Al: ≤0.5 mg/kg, B: ≤0.02 mg/kg, Ba: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.05 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.05 mg/kg, Sn: ≤0.1 mg/kg, Zn: ≤0.05 mg/kg

suitability

passes test for reaction against H2SO4

InChI

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

InChI key

RTZKZFJDLAIYFH-UHFFFAOYSA-N

General description

Diethyl ether (DEE) is widely employed as solvent for Grignard synthesis. Its efficacy as solvent for formalin-ether (F-E) sedimentation technique has been studied. It has been reported as a hydroboration solvent. DEE is a promising compression-ignition fuel and its energy density is much higher than ethanol. It is also one of the components in a blend used in diesel fuel. It can also be used as alternative of diesel fuel.

Application

Diethyl ether may be employed as solvent for the oxidation of secondary alcohols into ketones. It may be employed as solvent in the preparation of triblock copolymer of PCL-PEG-PCL, acrylated PCL-PEG-PCL and the pentablock copolymer PAE-PCL-PEG-PCL-PAE [PAE = poly(β-amino ester), PEG = poly(ethylene glycol), PCL = poly(ε-caprolactone)].

Other Notes

The article number 32203-4X2.5L will be discontinued. Please order the single bottle 32203-2.5L which is physically identical with the same exact specifications.
The article number 32203-4X2.5L-M will be discontinued. Please order the single bottle 32203-2.5L-M which is physically identical with the same exact specifications.
The article number 32203-6X1L will be discontinued. Please order the single bottle 32203-1L which is physically identical with the same exact specifications.
The article number 32203-6X1L-M will be discontinued. Please order the single bottle 32203-1L-M which is physically identical with the same exact specifications.


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pictograms

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signalword

Danger

Hazard Classifications

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

supp_hazards

Storage Class

3 - Flammable liquids

flash_point_f

-40.0 °F

flash_point_c

-40 °C

target_organs

Central nervous system

Regulatory Information

监管及禁止进口产品

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Dai P Huynh et al.
Biomaterials, 29(16), 2527-2534 (2008-03-11)
The concept of this research is using poly(beta-amino ester) (PAE) as a duo-functional group for synthesis of the novel sensitive injectable hydrogel for controlled drug/protein delivery. Firstly, PAE made of 1,4-butanediol diacrylate and 4,4'-trimethylene dipiperidine is used as a pH-sensitive
Eagleson M.
Concise Encyclopedia Chemistry, 471-471 (1994)
Diethyl ether (DEE) as a renewable diesel fuel.
Bailey B, et al.
No. 972978. SAE technical paper (1997)



Global Trade Item Number

SKUGTIN
32203-2.5L04061837671180
32203-4X2.5L04061826702789
32203S-5L04061837671333
32203S-6X1L04061837671340
32203-1L04061826702772
32203-4X5L04061837671203
32203-5L04061837671210
32203-6X1L04061837671227