2-Isocyanatoethyl methacrylate
2-Isocyanatoethyl methacrylate (CAS: 30674-80-7), with the chemical formula H₂C=C(CH₃)CO₂CH₂CH₂NCO and a molar mass of 155.15 g/mol, is a specialised chemical intermediate. It functions primarily as a latent cross-linker for various resin systems. Its unique structure, combining a methacrylate group with an isocyanate moiety, allows for versatile applications in polymer chemistry and materials science, offering controlled reactivity.
- IUPAC
- 2-(Methacryloyloxy)ethyl isocyanate,IEM
- Synonyms
- 2-(Methacryloyloxy)ethyl isocyanate

Resin Cross-linking
This compound serves as a latent cross-linker, enabling the modification and enhancement of resin properties. Its reactivity can be controlled, facilitating tailored curing processes in various polymer formulations.
Polymer Synthesis
As a functional monomer, 2-Isocyanatoethyl methacrylate can be incorporated into polymer chains. This introduces reactive isocyanate groups, allowing for post-polymerization modifications or the creation of cross-linked networks.
Materials Science
The compound is valuable in materials science for developing advanced polymers and coatings. Its dual functionality enables the creation of materials with specific thermal, mechanical, or surface properties through controlled chemical reactions.
| Molecular weight | 155.15 |
|---|---|
| Linear formula | H2C=C(CH3)CO2CH2CH2NCO |
| Assay | 98% |
| Boiling point | 211 °C(lit.) |
| Density | 1.098 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.45(lit.) |
| Storage temperature | 2-8°C |
| Melting point | −45 °C(lit.) |
| Contains / stabiliser | ≤0.1% BHT as inhibitor |
| Application | A latent cross-linker for resins.1 |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
- H330Fatal if inhaled
- H334May cause allergy or asthma symptoms if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Flash point | 97 °C / 206.6 °F |
|---|---|
| Transport (UN / ADR) | UN 2206 6.1/PG 3 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 22-23-36/37/38-42/43 |
| Safety statements (S) | 23-26-36/37-45 |
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-Isocyanatoethyl methacrylate used for?
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2-Isocyanatoethyl methacrylate (CAS: 30674-80-7) is primarily used as a latent cross-linker for resins and in polymer synthesis for materials science applications.
What is the CAS number and chemical formula for 2-Isocyanatoethyl methacrylate?
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The CAS number is 30674-80-7, and the chemical formula is H₂C=C(CH₃)CO₂CH₂CH₂NCO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Isocyanatoethyl methacrylate with an assay of 98%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
What are the primary safety hazards associated with 2-Isocyanatoethyl methacrylate?
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2-Isocyanatoethyl methacrylate is classified as dangerous. Hazards include being harmful if swallowed (H302), causing skin irritation (H315), skin sensitisation (H317), serious eye irritation (H319), being fatal if inhaled (H330), and causing respiratory irritation (H335) and allergy or asthma symptoms or breathing difficulties if inhaled (H334). It carries the signal word 'Danger'.
How is 2-Isocyanatoethyl methacrylate shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Isocyanatoethyl methacrylate. We ensure appropriate packaging and documentation for international shipment, adhering to all relevant regulations.
How can I request a quote or sample for 2-Isocyanatoethyl methacrylate?
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To request a quote or a sample of 2-Isocyanatoethyl methacrylate, please contact our sales team through the website or by phone. Our experts will assist you with your inquiry.
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