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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
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Datasheet
Datasheet
MSDS
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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