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Merck
CN

32203-M

二乙醚

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

别名:

乙醚, 醚

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关于此项目

线性分子式:
(CH3CH2)2O
化学文摘社编号:
分子量:
74.12
NACRES:
NA.21
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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产品名称

二乙醚, 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

≤0.00007% 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), ≤0.3 ppm peroxides (as H2O2), 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)].


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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

存储类别

3 - Flammable liquids

flash_point_f

-40.0 °F

flash_point_c

-40.00 °C

target_organs

Central nervous system

法规信息

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