8.14173
Polyethylene glycol dimethyl ether 250
for synthesis
别名:
Polyethylene glycol dimethyl ether 250
SMILES string
O(CCOC)C
InChI
1S/C4H10O2/c1-5-3-4-6-2/h3-4H2,1-2H3
InChI key
XTHFKEDIFFGKHM-UHFFFAOYSA-N
vapor pressure
<1 Pa ( 20 °C)
form
liquid
autoignition temp.
210 °C (DIN 51794)
potency
>2000 mg/kg LD50, oral (Rat)
expl. lim.
0.5 % (v/v)
kinematic viscosity
7.8 cSt(20 °C)
bp
241 °C
mp
-23 °C
transition temp
flash point 135 °C
density
1.03 g/cm3 at 20 °C
storage temp.
2-30°C
Quality Level
Application
Polyethylene glycol dimethyl ether 250 for synthesis. CAS 24991-55-7, chemical formula CH₃O(CH₂CH₂O)nCH₃.
Analysis Note
Hydroxyl value: ≤ 30
Density (d 20 °C/ 4 °C): 1.028 - 1.038
Identity (IR): passes test
Density (d 20 °C/ 4 °C): 1.028 - 1.038
Identity (IR): passes test
存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
275.0 °F
flash_point_c
135 °C
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