Poly(L-Aspartic Acid) Sodium Salt, MW 6.8K is a water-soluble polyanionic poly(amino acid) in sodium salt form. Its carboxylate-rich backbone specifically supports ionic interactions, polymer conjugation, formulation research, drug delivery, and biomaterial development.
Key Features and Benefits
- Poly(L-Aspartic Acid) Sodium Salt: Provides a poly(amino acid) backbone containing multiple sodium carboxylate groups.
- MW 6.8K: Provides a relatively low molecular weight with good processability for formulation, conjugation, and material development.
- Water-Soluble Polymer: Sodium carboxylate groups provide strong hydrophilic character and support aqueous solubility.
- Polyanionic Character: Multiple negatively charged carboxylate groups specifically enable electrostatic interactions with compatible cationic molecules and materials.
- Carboxylate-Rich Backbone: Provides numerous pendant carboxylate groups specifically for ionic interactions and chemical modification after suitable activation or conversion.
- Poly(Amino Acid) Platform: Offers a functional polymer backbone derived from aspartic acid units for biomaterial and delivery research.
- Good Processability: The lower molecular weight supports aqueous formulation, polymer modification, complex formation, and material preparation.
Applications
- Polymer Conjugation: Supports preparation of functional conjugates and modified poly(aspartic acid) materials.
- Ionic Complexation: Enables electrostatic association with compatible cationic polymers, molecules, and other materials.
- Drug Delivery: Supports development of water-compatible polymer carriers, conjugates, and delivery systems.
- Nanoparticle Research: Supports preparation and modification of polymeric nanoparticles and ionic assemblies.
- Surface Modification: Enables development of hydrophilic and negatively charged polymer coatings.
- Polymer Formulation: Supports aqueous formulation and development of functional polymer systems.
- Biomaterial Research: Supports development of polymer conjugates, coatings, complexes, particles, and related biomaterials.
Storage and Handling
- Storage: Store at –20 °C in a tightly sealed container under dry conditions.
- Handling: Protect from moisture and excessive heat. Allow the material to reach room temperature before opening to minimize condensation.
Poly(L-Aspartic Acid) Sodium Salt, MW 6.8K provides a water-soluble, carboxylate-rich polyanionic polymer platform, while its lower molecular weight supports ionic complexation, polymer functionalization, aqueous formulation, and biomaterial development.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.