Carboxylic acid PEG reagent, Bis-PEG12-acid, Purity 98%

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Cat. No.: X24-03-YW0107

Carboxylic acid PEG reagent, Bis-PEG12-acid, Purity 98%

Synonym: 2667583-09-5; AKOS040743071; BP-24411

CAS Number: 2667583-09-5
PubChem CID: 139593573

Size

500 mg; 1 g; 5 g

Price

Datasheet

MSDS

Properties

Description

Bis-PEG12-acid is a PEG linker with two terminal carboxylic acid groups. Its hydrophilic PEG spacer enhances solubility in aqueous media. The terminal carboxylic acids can form stable amide bonds with primary amine groups in the presence of activators like EDC or HATU.

Molecular Weight

646.7

Molecular Formula

C₂₈H₅₄O₁₆

Functional Group 1

Carboxylic acid

Functional Group 2

None

Functional Group 3

None

Reactive Group 1

Amine

Form

Liquid/Solid (low melting point)

Purity

98%

Identity

Confirmed by NMR.

Applications

Bis-PEG12-acid finds applications in bioconjugation, drug delivery, and surface modification. It is commonly used to functionalize biomolecules, such as peptides and proteins, enabling the attachment of targeting ligands or drug payloads.

Storage

Store at -20°C

For Research Use Only. Not For Clinical Use.

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