Description

Starburst(R) (Pamam) Dendrimer, Generation 2.5 is a precisely engineered, hyperbranched polymer with a well-defined, three-dimensional architecture. This material is crucial for applications requiring a nanoscale scaffold with a high density of surface functional groups. It is primarily needed by researchers and formulators in the pharmaceutical, biotechnology, and advanced materials sectors for drug delivery, gene transfection, and as a building block for nanocomposites.

Application

• Drug Delivery Systems: Acts as a nanocarrier for targeted and controlled release of therapeutic agents due to its cavity and modifiable surface.
• Gene Transfection: Used as a non-viral vector for delivering DNA or RNA into cells for genetic research and therapy.
• Catalyst Support: Provides a high-surface-area platform for immobilizing metal catalysts in homogeneous and heterogeneous catalysis.
• Sensor Development: Serves as a core structure for constructing highly sensitive chemical or biological sensors.
• Nanocomposite Materials: Functions as a cross-linking agent or reinforcing additive to enhance the properties of polymers and other matrices.
• Surface Modification: Used to create functional coatings with specific chemical properties on various substrates.

Basic Information

Product Name	Starburst(R) (Pamam) Dendrimer, Generation 2.5
CAS No.	153891-46-4
Molecular Formula	C62H128N26O12
Molecular Weight	1269.8 g/mol
Synonyms	PAMAM Dendrimer, Generation 2.5, NH2 Terminal; Poly(amidoamine) Dendrimer, G2.5; Starburst Dendrimer, PAMAM, G-2.5; PAMAM G2.5 Dendrimer; Dendrimer PAMAM, Generation 2.5; Polyamidoamine Dendrimer, Ethylenediamine Core; EDA Core PAMAM Dendrimer, Half-Generation 2.5; PAMAM-NH2 (G2.5)
EINECS	Contact for details

Quality Control

Our Starburst(R) (Pamam) Dendrimer, Generation 2.5 is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay, functional group analysis, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its highly volatile nature, ensure containers are properly sealed when not in use to prevent solvent loss or concentration changes.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solution
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95% (Dendrimer content)
Solvent Content (GC)	As specified per batch
Primary Amine Groups	Contact for details
Molecular Weight (GPC/SEC)	~1,270 g/mol

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.