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ChemicalBook--->CAS DataBase List--->209542-49-4

209542-49-4

209542-49-4 Structure

209542-49-4 Structure
IdentificationBack Directory
[Name]

m-PEG3-acid
[CAS]

209542-49-4
[Synonyms]

mPEG3-COOH
m-PEG3-acid
mPEG2-CH2COOH
MeO-PEG3-COOH
mPEG2-CH2CH2COOH
COOHCH2CH2-PEG2-OME
mPEG2-propionic acid
3-(2-(2-methoxyethoxy)ethoxy)propanoic acid
3-[2-(2-Methoxyethoxy)ethoxy]propionic acid
Propanoic acid, 3-[2-(2-methoxyethoxy)ethoxy]-
[Molecular Formula]

C8H16O5
[MDL Number]

MFCD20646047
[MOL File]

209542-49-4.mol
[Molecular Weight]

192.21
Chemical PropertiesBack Directory
[Boiling point ]

301.7±27.0 °C(Predicted)
[density ]

1.102±0.06 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,2-8°C
[solubility ]

Soluble in Water, DMSO, DCM, DMF
[form ]

Liquid
[pka]

4.28±0.10(Predicted)
[color ]

Colorless to light yellow
Safety DataBack Directory
[Symbol(GHS) ]


GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P261-P305+P351+P338
[HS Code ]

2918999090
Hazard InformationBack Directory
[Description]

m-PEG3-acid is a PEG linker containing a terminal carboxylic acid. The terminal carboxylic acid can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media.
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