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Merck
CN

31690

二乙醚

≥99.8% (GC), puriss. p.a., ACS reagent, contains ~0.0005% 2, 6-di-tert-butyl-4-methylphenol as stabilizer

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
UNSPSC Code:
12352112
PubChem Substance ID:
EC Number:
200-467-2
Beilstein/REAXYS Number:
1696894
MDL number:
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, puriss. p.a., ACS reagent, ≥99.8% (GC)

Quality Segment

vapor density

2.6 (vs air)

grade

ACS reagent, puriss. p.a.

assay

≥99.8% (GC)

form

liquid

autoignition temp.

320 °F

contains

~0.0005% 2,6-di-tert-butyl-4-methylphenol as stabilizer

expl. lim.

36.5 %

technique(s)

GC/GC: suitable

impurities

≤0.00003% peroxides (as H2O2), ≤0.0002 meq/g Titr. acid, ≤0.0005% free acid (as CH3COOH), ≤0.001% acetaldehyde (CH3CHO), ≤0.001% formaldehyde (HCHO), ≤0.1% water, <0.002% ketone (as CH3COCH3)

evapn. residue

≤0.001%

refractive index

n20/D 1.3530 (lit.), n20/D 1.353

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, Ba: ≤0.1 mg/kg, Bi: ≤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: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg

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.

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

可能实行销售限制
A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.


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pictograms

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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 - closed cup

flash_point_c

-40 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves

target_organs

Central nervous system



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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