Carboxylic acid PEG reagent, Bis-PEG13-acid, Purity 98%

Synonym: 892155-64-5; O,O'-Bis(2-carboxyethyl)dodecaethylene glycol

CAS Number: 892155-64-5
PubChem CID: 16218799

Size

500 mg; 1 g; 2 g

Price

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Datasheet

Datasheet

MSDS

MSDS

Properties

Description

Bis-PEG13-acid comprises two terminal carboxylic acid groups embedded within a PEG linker. Its hydrophilic PEG spacer enhances solubility in aqueous environments. The carboxylic acids facilitate the formation of stable amide bonds with primary amine groups, catalyzed by activators like EDC or HATU.

Molecular Weight

690.8

Molecular Formula

C₃₀H₅₈O₁₇

Functional Group 1

Carboxylic acid

Functional Group 2

None

Functional Group 3

None

Reactive Group 1

Amine

Form

Solid

Purity

98%

Identity

Confirmed by NMR.

Applications

Bis-PEG13-acid is extensively employed in bioconjugation and crosslinking applications. It serves as a crucial linker for attaching biomolecules to surfaces, nanoparticles, or other carriers via- amide bond formation. Additionally, it finds utility in the synthesis of advanced materials and drug delivery systems, where precise control over linker properties is pivotal for optimizing performance and biocompatibility.

Storage

Store at -20°C

For Research Use Only. Not For Clinical Use.