1807539-06-5

Usage

Uses

Used in Pharmaceutical Industry:
Acid-PEG3-t-butyl ester is used as a PEGylation agent for improving the solubility, stability, and bioavailability of therapeutic agents. The terminal carboxylic acid allows for covalent attachment to primary amine-containing drugs, while the PEG spacer reduces immunogenicity and proteolytic degradation, leading to enhanced pharmacokinetic properties.
Used in Bioconjugation:
Acid-PEG3-t-butyl ester is used as a bioconjugation reagent for the site-specific attachment of biomolecules, such as peptides, proteins, or nucleic acids, to other molecules or surfaces. The t-butyl protected carboxyl group allows for selective deprotection and subsequent coupling under mild conditions, enabling the formation of well-defined bioconjugates with controlled structure and function.
Used in Drug Delivery Systems:
Acid-PEG3-t-butyl ester is used as a component in the design of drug delivery systems, such as nanoparticles, liposomes, or hydrogels, for the encapsulation and controlled release of therapeutic agents. The PEG spacer provides steric stabilization and reduces non-specific interactions, while the terminal carboxylic acid allows for the attachment of drugs or targeting moieties, enabling the development of stimuli-responsive and targeted drug delivery platforms.