281662
二甘醇二甲醚
anhydrous, 99.5%
别名:
2-甲氧基乙醚, ‘二甘醇’, 二甲基二甘醇, 双(2-甲氧基乙基)醚
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关于此项目
线性分子式:
(CH3OCH2CH2)2O
化学文摘社编号:
分子量:
134.17
UNSPSC Code:
12352112
NACRES:
NA.21
PubChem Substance ID:
EC Number:
203-924-4
Beilstein/REAXYS Number:
1736101
MDL number:
Grade:
anhydrous
Assay:
99.5%
Bp:
162 °C (lit.)
Vapor pressure:
3 mmHg ( 20 °C)
产品名称
二甘醇二甲醚, anhydrous, 99.5%
InChI key
SBZXBUIDTXKZTM-UHFFFAOYSA-N
InChI
1S/C6H14O3/c1-7-3-5-9-6-4-8-2/h3-6H2,1-2H3
SMILES string
COCCOCCOC
grade
anhydrous
vapor density
4.6 (vs air)
vapor pressure
3 mmHg ( 20 °C)
assay
99.5%
form
liquid
autoignition temp.
370 °F
expl. lim.
17.4 %
impurities
<0.005% water
evapn. residue
<0.0005%
refractive index
n20/D 1.408 (lit.)
pH
7 (20 °C)
bp
162 °C (lit.)
mp
−64 °C (lit.)
density
0.944 g/mL at 20 °C (lit.)
0.939 g/mL at 25 °C (lit.)
Quality Level
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Application
二乙二醇二甲醚可作为下过程的溶剂：
- 使用锂铝三-叔-丁氧基氢化物通过还原3，5-二硝基苯酰氯合成3,5-二硝基苯甲醛。
- 铜催化碘代芳烃和4-[2,2,2-三氟-1-(3-甲基-3-丁烯)乙基]吗啉的交叉偶联反应，形成对应的三氟甲基芳烃。
- 将烯烃（例如：(±)-α-蒎烯）通过硼氢化-氨基化反应转化成伯胺（3-蒎烷胺）。
General description
二乙二醇二甲醚是一种亲水电子-供体试剂。
signalword
Danger
hcodes
Hazard Classifications
Flam. Liq. 3 - Repr. 1B
supp_hazards
存储类别
3 - Flammable liquids
wgk
WGK 1
flash_point_f
134.6 °F - closed cup
flash_point_c
57 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
危险化学品
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