Poly(ethylene oxide)-block-polycaprolactone, 4-arm
Poly(ethylene oxide)-block-polycaprolactone, 4-arm (CAS 30174-06-2) is an amphiphilic block copolymer with an average molecular weight of approximately 5,000 g/mol, featuring PEG and PCL blocks. This biodegradable material is valuable in various research and development applications. Its unique amphiphilic nature allows for self-assembly and controlled release properties, making it a versatile component in advanced material science and drug delivery systems.
- Synonyms
- PEG-PCL, PEG-PCL Diblock Copolymer, PEG-PCL Diblock Copolymers, Poly(ethylene oxide)-poly(caprolactone) diblock copolymer
Drug Delivery Systems
The amphiphilic nature of this PEG-PCL block copolymer enables the formation of micelles or vesicles, which are effective for encapsulating and delivering hydrophobic drugs. Its biodegradability ensures clearance from the body after therapeutic action.
Tissue Engineering Scaffolds
This polymer can be processed into porous scaffolds for tissue regeneration. The controlled degradation rate and biocompatibility of the PCL and PEG blocks support cell adhesion and proliferation.
Nanoparticle Formulation
Utilised in the development of nanoparticles for targeted delivery, the copolymer can stabilise hydrophobic drug cores within aqueous environments. This improves therapeutic efficacy and reduces systemic toxicity.
Materials Science Research
Investigated for its self-assembly properties in solution, this 4-arm block copolymer serves as a model system for studying complex macromolecular architectures and their behaviour in different media.
| Melting point | 53-55 °C(lit.) |
|---|
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | PCL average Mn ~2,500PEG average Mn ~2,500average Mn ~5,000 (total) |
|---|---|
| Mw Mn | <1.2 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Poly(ethylene oxide)-block-polycaprolactone, 4-arm used for?
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Poly(ethylene oxide)-block-polycaprolactone, 4-arm is primarily used in drug delivery systems, tissue engineering scaffolds, nanoparticle formulation, and general materials science research due to its amphiphilic and biodegradable properties.
What is the CAS number and formula for this product?
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The CAS number is 30174-06-2. The formula is indicated as 4-arm, reflecting its multi-arm architecture.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an average molecular weight of approximately 5,000 g/mol (PEG Mn ~2,500, PCL Mn ~2,500) and a PDI of <1.2. This is a technical/research grade material; TSS does not represent it as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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Handle with care using appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a type N95 (US) or P1 (EN143) respirator filter if airborne exposure is possible. This material has a WGK rating of 3 in Germany, indicating it is hazardous to water.
How is Poly(ethylene oxide)-block-polycaprolactone, 4-arm packed and shipped?
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Products are typically packed in containers suitable for chemical transport and exported globally by Tech Serve Solutions, adhering to international shipping regulations. For specific packaging or shipping queries, please contact our sales team.
How can I request a sample or quote for this product?
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To request a sample or a quotation, please contact the Tech Serve Solutions sales department via our website or direct inquiry channels, providing the product name and CAS number.
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