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202487

Sigma-Aldrich

Poly(ethylene glycol) methyl ether

average Mn 550

Synonym(s):
Methoxy poly(ethylene glycol), mPEG, Polyethylene glycol monomethyl ether
Linear Formula:
CH3(OCH2CH2)nOH
CAS Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.23

Quality Level

vapor density

>1 (vs air)

vapor pressure

0.05 mmHg ( 20 °C)

form

semisolid

mol wt

average Mn 550

refractive index

n20/D 1.455

viscosity

7.5 cSt(210 °F)(lit.)

transition temp

Tm 20 °C

density

1.089 g/mL at 25 °C

Ω-end

hydroxyl

α-end

methoxy

InChI

1S/C3H8O2/c1-5-3-2-4/h4H,2-3H2,1H3

InChI key

XNWFRZJHXBZDAG-UHFFFAOYSA-N

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Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

359.6 °F - closed cup

Flash Point(C)

182 °C - closed cup

Certificate of Analysis

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Certificate of Origin

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