ChemicalBook--->CAS DataBase List--->24991-55-7

24991-55-7

24991-55-7 Structure

24991-55-7 Structure
IdentificationBack Directory
[Name]

Polyethylene glycol dimethyl ether
[CAS]

24991-55-7
[Synonyms]

NHD
cle400
pegdme
selexol
glyme-23
u-noxdm200
varonicdm55
peg-DME 250
genosorb175
genosorb300
u-noxdm1000
peg-dme2000
sanfinedm200
sanfinedm400
carpolcle1000
sanfinedm1000
SELEXOLSOLVENT
nissanunisafemm400
nissanunisafemm1000
PEGdimethylether500
dimethoxypolyethyleneglycol
polyoxyethylenedimethylether
Polyethylenglykoldimethylether
NHD)Poly(ethylene glycol) diMeth
DIMETHYL POLYETHYLENE GLYCOL 250
DIMETHYL POLYETHYLENE GLYCOL 400
DIMETHYL POLYETHYLENE GLYCOL 500
DIMETHYL POLYETHYLENE GLYCOL 1000
DIMETHYL POLYETHYLENE GLYCOL 2000
polyethylene glycol dimetyl ether
glycols,polyethylene,dimethylether
POLY(ETHYLENE GLYCOL) DIMETHYL ETHER
POLYETHYLENE GLYCOL 400 DIMETHYL ETHER
POLYETHYLENE GLYCOL 250 DIMETHYL ETHER
POLYETHYLENE GLYCOL DIMETHYL ETHER 250
POLYETHYLENE GLYCOL DIMETHYL ETHER 500
alpha,omega-methoxypoly(ethyleneoxide)
POLYETHYLENE GLYCOL 500 DIMETHYL ETHER
POLYETHYLENE GLYCOL DIMETHYL ETHER 2000
Polyethylene glycol dimethyl ether 4000
POLYETHYLENE GLYCOL DIMETHYL ETHER(NHD)
POLYETHYLENE GLYCOL DIMETHYL ETHER 250 F
POLYETHYLENE GLYCOL DIMETHYL ETHER 500 F
POLY(ETHYLENE GLYCOL) (N) DIMETHYL ETHER
POLYETHYLENE GLYCOL 1'000 DIMETHYL ETHER
POLYETHYLENE GLYCOL 2'000 DIMETHYL ETHER
α-Methyl-ω-methoxypoly(oxy-1,2-ethanediyl)
Poly(ethylene glycol) dimethyl ether Mn 250
Poly(oxy-1,2-ethanediyl), α-methyl-ω-methoxy-
Poly(ethylene glycol) dimethyl ether,>98%,MW 250
Polyethylene Glycol Dimethyl Ether (Mw.=ca. 240)
alpha-methyl-omega-methoxy-poly(oxy-2-ethanediyl)
alpha-methyl-omega-methoxypoly(oxy-1,2-ethanediyl)
Poly(ethylene glycol) dimethyl ether average Mn ~250
Polyethylene glycol dimethyl ether 250 for synthesis
Poly(ethylene glycol) dimethyl ether,average Mn ~500
Poly(oxy-1,2-ethanediyl), alpha-methyl-omega-methoxy-
Polyethylene glycol dimethyl ether 2000 for synthesis
2-ethandiyl),.alpha.-methyl-.omega.-methoxy-Poly(oxy-1
Polyethylene glycol dimethyl ether ISO 9001:2015 REACH
Poly(ethylene glycol) diMethyl ether average Mn ~1,000
Poly(ethylene glycol) diMethyl ether average Mn ~2,000
POLY(ETHYLENE GLYCOL) DIMETHYL ETHER, AV ERAGE MN CA. 250
POLY(ETHYLENE GLYCOL) DIMETHYL ETHER, AV ERAGE MN CA. 500
POLY(ETHYLENE GLYCOL) DIMETHYL ETHER, AV ERAGE MN CA. 1,000
POLY(ETHYLENE GLYCOL) DIMETHYL ETHER, AV ERAGE MN CA. 2,000
Poly(ethylene glycol) dimethyl ether,Dimethyl polyethylene glycol
Polyethylene glycol dimethyl ether 500 (stabilised) for synthesis
Dimethyl polyethylene glycol polyethylene glycol dimetyl ether NHD
Poly(ethylene glycol) diMethyl ether average Mn ~250, contains 100 ppM BHT as inhibitor
Poly(ethylene glycol) diMethyl ether average Mn ~500, contains 100 ppM BHT as stabilizer
[Molecular Formula]

H3CO(C2H4O)nCH3
[MDL Number]

MFCD00147972
[MOL File]

24991-55-7.mol
Chemical PropertiesBack Directory
[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 DataBack Directory
[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
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Sodium hydroxide-->Methanol-->Dimethyl sulfate-->Ethylene oxide-->Chloromethane
[Preparation Products]

Droxicam
Hazard InformationBack Directory
[Uses]

Polyethylene glycol dimethyl ether 250 for synthesis. CAS 24991-55-7, chemical formula CH3O(CH2CH2O)nCH3.
[Definition]

ChEBI: 1,2-dimethoxyethane is a diether that is the 1,2-dimethyl ether of ethane-1,2-diol. It has a role as a non-polar solvent. It is functionally related to an ethylene glycol.
[reaction suitability]

reagent type: cross-linking reagent
reaction type: click chemistry
Spectrum DetailBack Directory
[Spectrum Detail]

Polyethylene glycol dimethyl ether(24991-55-7)IR
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