24991-55-7

Name Polyethylene glycol dimethyl ether
CAS 24991-55-7
Molecular Formula H3CO(C2H4O)nCH3
MDL Number MFCD00147972
MOL File 24991-55-7.mol
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Chemical Properties

Melting point  52-55 °C
Boiling point  >250 °C
density  1.08 g/mL at 25 °C
vapor pressure  <1 Pa (20 °C)
refractive index  n20/D 1.46
Fp  >230 °F
storage temp.  Store below +30°C.
form  solid
color  Colorless to Almost colorless
explosive limit 0.5%(V)
InChI InChI=1S/C4H10O2/c1-5-3-4-6-2/h3-4H2,1-2H3
InChIKey XTHFKEDIFFGKHM-UHFFFAOYSA-N
SMILES O(C)C{-}CO{+n}C
EPA Substance Registry System Poly(oxy-1,2-ethanediyl), .alpha.-methyl-.omega.-methoxy- (24991-55-7)

Safety Data

Symbol(GHS)  Health Hazard (GHS08)
GHS08
Signal word  Danger
Hazard statements  H260
Precautionary statements  P223-P231+P232-P280-P335+P334-P370+P378-P402+P404-P501
WGK Germany  1
RTECS  MC9630000
F  3-9
Autoignition Temperature 385 °C DIN 51794
TSCA  TSCA listed
HS Code  3907 20 99
Storage Class 10 - Combustible liquids
Safety Profile
Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating fumes.
Toxicity
LD50 orally in Rabbit: > 2000 mg/kg

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Hazard Information

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