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Merck
CN

110280

Sigma-Aldrich

二丁醚

ReagentPlus®, ≥99%

别名:

丁醚

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About This Item

线性分子式:
[CH3(CH2)3]2O
CAS Number:
分子量:
130.23
Beilstein:
1732752
EC 号:
MDL编号:
UNSPSC代码:
12352112
PubChem化学物质编号:
NACRES:
NA.21

蒸汽密度

4.48 (vs air)

质量水平

蒸汽压

4.8 mmHg ( 20 °C)

产品线

ReagentPlus®

方案

≥99%

表单

liquid

自燃温度

365 °F

expl. lim.

8.5 %

dilution

(for general lab use)

折射率

n20/D 1.399 (lit.)

pH值(酸碱度)

5.2

沸点

142-143 °C (lit.)

mp

−98 °C (lit.)

密度

0.764 g/mL at 25 °C (lit.)

SMILES字符串

CCCCOCCCC

InChI

1S/C8H18O/c1-3-5-7-9-8-6-4-2/h3-8H2,1-2H3

InChI key

DURPTKYDGMDSBL-UHFFFAOYSA-N

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一般描述

Dibutyl ether is commonly used as a solvent for various reactions. It forms azeotropic compositions with various organic solvents and the vapor/liquid equilibria of its binary mixtures have been investigated by head-space gas chromatography.

应用

Dibutyl ether may be used to compose the solvent mixtures in the following studies:
  • To evaluate the anthracene solubility in various binary solvent mixtures composed of dibutyl ether along with n-hexane, cyclohexane, n-heptane, methylcyclohexane, n-octane, isooctane and cyclooctane.
  • To measure the pyrene solubility in various binary solvent mixtures composed of dibutyl ether along with n-hexane, cyclohexane, n-heptane, methylcyclohexane, n-octane, isooctane and tert-butylcyclohexane.
  • To investigate the reaction mechanism and kinetic studies of the reaction of phenyl isocyanate with methanol in the presence of dibutyltin diacetate (catalyst) to afford urethane. Rate constant of the reaction, k was reported to be 0.96liter/(mole sec).

法律信息

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

象形图

FlameExclamation mark

警示用语:

Warning

危险分类

Aquatic Chronic 3 - Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

靶器官

Respiratory system

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(°F)

82.4 °F - closed cup

闪点(°C)

28 °C - closed cup


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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