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8.07490 Sigma-Aldrich

Polyethylene glycol 4000

for synthesis

Synonym: PEG, Poly(ethylene glycol), Polyglycol, Polyethylene oxide, Polyoxy ethylene, PEG 4000

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Properties

Quality Level   200
vapor pressure   <0.01 hPa ( 20 °C)
autoignition temp.   >320 °C (DIN 51794)
potency   28000 mg/kg LD50, oral (Rat)
  >20000 mg/kg LD50, skin (Rabbit)
pH   5-7 (20 °C, 100 g/L in H2O)
mp   53-58 °C
transition temp   flash point 270 °C
solubility   500 g/L
density   1.2 g/cm3 at 20 °C
bulk density   400‑500 kg/m3
SMILES string   C(CO)O
InChI   1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
InChI key   LYCAIKOWRPUZTN-UHFFFAOYSA-N
storage conditions   Store below +30°C.

Description

Application

Polyethylene glycol 4000 for synthesis. CAS No. 25322-68-3, EC Number 500-038-2.

Analysis Note

Hydroxyl value: 25 - 32
Melting range (lower value): ≥ 58 °C
Melting range (upper value): ≤ 62 °C
Average molecular mass: 3500 - 4500
Identity (IR): passes test

Safety & Documentation

Safety Information

Safety Information for this product is unavailable at this time.
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