2-Hydroxyethyl methacrylate
2-Hydroxyethyl methacrylate (CAS: 868-77-9), with the linear formula CH₂=C(CH₃)COOCH₂CH₂OH and a molecular weight of 130.14 g/mol, is an acrylic monomer. It is commonly employed as a building block in polymer synthesis and materials science due to its reactive methacrylate group and hydroxyl functionality. This compound finds application in various chemical synthesis processes.
- IUPAC
- 1,2-Ethanediol mono(2-methylpropenoate),Glycol methacrylate,HEMA
- Synonyms
- Glycol methacrylateHEMA1,2-Ethanediol mono(2-methylpropenoate)
Polymer Synthesis
2-Hydroxyethyl methacrylate serves as a key monomer in the production of various polymers, including hydrogels and specialty resins. Its hydroxyl group allows for post-polymerization modification or crosslinking, enabling tailored material properties.
Coatings and Adhesives
This methacrylate is utilized in the formulation of coatings and adhesives, contributing to improved adhesion, flexibility, and durability. It can be incorporated into UV-curable systems for rapid curing applications.
Biomaterials
Due to its biocompatibility, 2-Hydroxyethyl methacrylate is employed in the development of biomaterials, particularly for contact lenses and other biomedical devices. It can be copolymerized to create materials with specific water absorption characteristics.
Dental Materials
It is used as a component in dental restorative materials and adhesives. Its properties contribute to the mechanical strength and bonding capabilities of these dental applications.
| Molecular weight | 130.14 |
|---|---|
| Linear formula | CH2=C(CH3)COOCH2CH2OH |
| Assay | 98% |
| Boiling point | 67 °C/3.5 mmHg(lit.) |
| Density | 1.073 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.453(lit.) |
| Vapour pressure | 0.01 mmHg (25 °C) |
| Vapour density | 5 (vs air) |
| Storage temperature | 2-8°C |
| Contains / stabiliser | 200 ppm monomethyl ether hydroquinone as inhibitor |
Hazard statements
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Flash point | 96 °C / 204.8 °F |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/38-43 |
| Safety statements (S) | 26-28 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 2-Hydroxyethyl methacrylate used for?
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2-Hydroxyethyl methacrylate is primarily used in polymer synthesis, coatings, adhesives, biomaterials, and dental materials. It functions as a reactive monomer and building block.
What is the CAS number and chemical formula for 2-Hydroxyethyl methacrylate?
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The CAS number is 868-77-9 and the linear formula is CH₂=C(CH₃)COOCH₂CH₂OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxyethyl methacrylate with an assay of 98%. TSS does not represent this product as USP, BP, or EP grade.
How should 2-Hydroxyethyl methacrylate be handled safely?
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2-Hydroxyethyl methacrylate is a Warning substance causing skin irritation (H315), allergic skin reaction (H317), and serious eye irritation (H319). Always wear protective gloves and eye protection (P280) and handle with appropriate ventilation. In case of contact with eyes, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is 2-Hydroxyethyl methacrylate packed and shipped?
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2-Hydroxyethyl methacrylate is typically supplied containing 200 ppm monomethyl ether hydroquinone as an inhibitor to prevent polymerization. It is stored at 2-8°C. TSS can accommodate various export requirements.
How can I request a quote or sample for 2-Hydroxyethyl methacrylate?
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Please contact our sales team via the website or by telephone to request a quote or a sample of 2-Hydroxyethyl methacrylate. Our team will be happy to assist you with your specific needs.
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