Poly(ethylene glycol) dimethacrylate
Poly(ethylene glycol) dimethacrylate (CAS: 25852-47-5) is a dimethacrylate-functionalized polyethylene glycol. With an average molecular weight of 550 g/mol, this crosslinking agent finds application in materials science and polymer chemistry. Its difunctional nature allows for the formation of crosslinked polymer networks. The compound is typically supplied as a liquid and requires specific storage conditions to maintain its integrity.
- IUPAC
- PEG dimethacrylate
- Synonyms
- Poly(ethylene glycol) dimethacrylate
Hydrogel Formation
Poly(ethylene glycol) dimethacrylate is extensively used as a crosslinker in the synthesis of hydrogels for biomedical applications, such as drug delivery systems and tissue engineering scaffolds. Its PEG backbone imparts hydrophilicity and biocompatibility to the resulting networks.
Polymer Synthesis
This dimethacrylate serves as a versatile crosslinking monomer in the production of various polymers and copolymers. It enables the creation of three-dimensional polymer networks with tunable mechanical properties and swelling characteristics.
Biomaterials Development
The biocompatible nature of the PEG chain makes Poly(ethylene glycol) dimethacrylate a valuable component in the development of advanced biomaterials. It can be incorporated into formulations for contact lenses, medical adhesives, and implant coatings.
Coatings and Adhesives
As a crosslinking agent, it contributes to the formulation of durable coatings and adhesives. It helps to enhance the mechanical strength, chemical resistance, and adhesion properties of cured materials.
| Linear formula | C3H5C(O)(OCH2CH2)nOC(O)C3H5 |
|---|---|
| Boiling point | >200 °C/2 mmHg(lit.) |
| Density | 1.099 g/mL at 25 °C |
| Refractive index | n20/D 1.466 |
| Storage temperature | 2-8°C |
| Contains / stabiliser | 270-330 ppm BHT as inhibitor80-120 ppm MEHQ as inhibitor |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Flash point | 113 °C / 235.4 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn 550 |
|---|
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 glycol) dimethacrylate used for?
+
Poly(ethylene glycol) dimethacrylate is primarily used as a crosslinking agent in the synthesis of hydrogels, polymers, and biomaterials, finding applications in areas such as drug delivery, tissue engineering, and coatings.
What is the CAS number and formula for Poly(ethylene glycol) dimethacrylate?
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The CAS number is 25852-47-5, and the linear formula is C3H5C(O)(OCH2CH2)nOC(O)C3H5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly(ethylene glycol) dimethacrylate with an average Mn of 550. It is not specified as USP, BP, or EP grade and is supplied as a technical or research grade.
How should Poly(ethylene glycol) dimethacrylate be handled and stored safely?
+
This compound is a Warning substance, causing skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment (P261) and ensure good ventilation. Store at 2-8°C. In case of eye contact, rinse cautiously with water for several minutes (P305 + P351 + P338).
Is Poly(ethylene glycol) dimethacrylate a controlled substance?
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The provided data does not indicate that Poly(ethylene glycol) dimethacrylate is a controlled substance.
How is Poly(ethylene glycol) dimethacrylate packed and shipped?
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Poly(ethylene glycol) dimethacrylate is packed and shipped according to standard chemical handling procedures. As a specialist global supplier and exporter, Tech Serve Solutions ensures compliance with all relevant regulations for international shipments.
How can I request a sample or quote for Poly(ethylene glycol) dimethacrylate?
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To request a sample or a quotation for Poly(ethylene glycol) dimethacrylate, please contact the Tech Serve Solutions sales team through the website or by phone, referencing the product CAS number 25852-47-5.
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