Amine-PEG4-carboxylic acid

Cat. # Quantity Price Lead time
2722-250mg 250 mg $110 in stock
2722-1g 1 g $249 in stock
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Amine-PEG4-carboxylic acid is a bifunctional PEG4-derivative containing terminal carboxyl and amino groups. Hydrophilic PEG4 spacer is freely soluble in water.

The terminal amino group can react with activated esters, carbonyl compounds, and carbonic acids, e.g. in reductive amination reactions.

The carboxyl group in amine-PEG4-carboxylic acid can react with primary amino groups in the presence of activators (carbodiimides or HATU) resulting in a stable amide bond.

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General properties

Appearance: white powder
Molecular weight: 265.31
CAS number: 663921-15-1
Molecular formula: C11H23NO6
IUPAC name: 3-[2-[2-[2-(2-Aminoethoxy)ethoxy]ethoxy]ethoxy]propionic acid
Solubility: soluble in water
Quality control: NMR 1H (95+%)
Storage conditions: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Desiccate.
MSDS: Download
Product specifications
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