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202487

Sigma-Aldrich

Poly(ethylene glycol) methyl ether

average Mn 550

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

vapor density

>1 (vs air)

Quality Level

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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This Item
81323202495202509
form

semisolid

form

flakes, powder or crystals

form

paste, solid

form

flakes (or pellets)

mol wt

average Mn 550

mol wt

average Mn 5,000

mol wt

average Mn 750

mol wt

average Mn ~2,000

transition temp

Tm 20 °C

transition temp

-

transition temp

Tm 30 °C

transition temp

Tm 52 °C

density

1.089 g/mL at 25 °C

density

-

density

1.094 g/mL at 25 °C

density

-

Ω-end

hydroxyl

Ω-end

hydroxyl

Ω-end

hydroxyl

Ω-end

-

α-end

methoxy

α-end

methoxy

α-end

methoxy

α-end

-

Application

Poly(ethylene glycol) methyl ether can be used as a pore-forming agent to prepare polysulfone membranes with enhanced hydrophilicity.

Poly(ethylene glycol) methyl ether-grafted polyamidoamine (PAMAM) dendrimers can be used as drug carrier systems for anticancer drugs.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

359.6 °F - closed cup

Flash Point(C)

182 °C - closed cup


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