8.08619
Tetraethylene glycol
for synthesis
别名:
Tetraethylene glycol, Tetraglycol
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关于此项目
线性分子式:
HO(CH2CH2O)4H
化学文摘社编号:
分子量:
194.23
UNSPSC Code:
12352104
EC Index Number:
203-989-9
NACRES:
NA.22
MDL number:
产品名称
Tetraethylene glycol, for synthesis
SMILES string
O(CCOCCO)CCOCCO
InChI
1S/C8H18O5/c9-1-3-11-5-7-13-8-6-12-4-2-10/h9-10H,1-8H2
InChI key
UWHCKJMYHZGTIT-UHFFFAOYSA-N
vapor pressure
0.01 hPa ( 20 °C)
assay
≥98.0% (GC)
form
liquid
autoignition temp.
340 °C (DIN 51794)
potency
>18056 mg/kg LD50, oral (Rat)
>18056 mg/kg LD50, skin (Rabbit)
expl. lim.
0.5-3.4 % (v/v)
pH
8.5-9.0 (20 °C, 500 g/L in H2O)
kinematic viscosity
50.13 cSt(20.65 °C)
bp
327-328 °C/1013 hPa
mp
-9.4 °C
transition temp
flash point 204 °C
density
1.12 g/cm3 at 20 °C
storage temp.
2-30°C
Quality Level
Analysis Note
Colour (visual): colorless
Appearance of substance (visual): clear
Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.121 - 1.124
Identity (IR): passes test
Water (K. F.): ≤ 0.3 %
Appearance of substance (visual): clear
Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.121 - 1.124
Identity (IR): passes test
Water (K. F.): ≤ 0.3 %
存储类别
10 - Combustible liquids
wgk
WGK 2
flash_point_f
359.6 °F - Pensky-Martens closed cup
flash_point_c
182 °C - Pensky-Martens closed cup
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