Methoxypolyethylene glycols

CAS NO: 9004-74-4
Molecular Formula: CH3O.(C2H4O)n.H
Molecular Weight: 0

Synonyms

MPEG

MPEG 350

MPEG 550

MPEG 750

MPEG 2000

MPEG 5000

MPEG 1900

MEO-PEG-OH

PEG-WM 5000

PEG-WM 2000

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Chemical Properties

mp :

60-64 °C
bp :

>200°C/760mmHg
fp :

268 °C
density :

1.094 g/mL at 25 °C
vapourDensity :

>1 (vs air)
vapourPressure :

0.05 mm Hg ( 20 °C)
refractiveIndex :

n20/D 1.459
solubility :

H2O: 50 mg/mL at 25 °C, clear, colorless