Description
General Description
mPEG-Propionic Acid is a methoxy-terminated polyethylene glycol (PEG) derivative containing a terminal propionic acid functional group. The carboxylic acid moiety enables versatile conjugation through amide coupling and esterification reactions, while the PEG chain improves aqueous solubility and biocompatibility.
Key Properties
- Methoxy-terminated PEG reagent
- Reactive terminal carboxylic acid functionality
- Hydrophilic and biocompatible PEG spacer
- Suitable for conjugation and PEGylation applications
- Water-soluble polymer reagent
Applications
- PEGylation and bioconjugation
- Drug delivery system development
- Biomolecule and protein modification
- Surface functionalization of nanoparticles and biomaterials
- Hydrogel and polymer conjugation
- Biomedical and nanomedicine research
Functional Overview
The terminal propionic acid group enables efficient coupling with amine-containing molecules through carbodiimide-mediated reactions, while the PEG chain improves solubility, flexibility, and biocompatibility.
Summary
mPEG-Propionic Acid is a versatile carboxyl-functional PEG reagent widely used in PEGylation, bioconjugation, and advanced biomaterial engineering applications.






