8.08619

Tetraethylene glycol

for synthesis

• Synonyma: Tetraethylene glycol, Tetraglycol
• Lineární vzorec: HO(CH₂CH₂O)₄H
• Číslo CAS: 112-60-7
• Molekulová hmotnost: 194.23
• MDL number: MFCD00002879
• UNSPSC Code: 12352104
• EC Index Number: 203-989-9
• NACRES: NA.22

Vlastnosti

• vapor pressure: 0.01 hPa ( 20 °C)
• Quality Level: 200
• 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
• 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

Popis

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 %

Bezpečnostní informace

• Storage Class: 10 - Combustible liquids
• wgk_germany: WGK 2
• flash_point_f: 359.6 °F - Pensky-Martens closed cup
• flash_point_c: 182 °C - Pensky-Martens closed cup