2-(N,N-Diethylamino)ethyl methacrylate is an amine-functional methacrylate monomer used in the preparation of acrylic copolymers, pH-responsive polymers, coatings, adhesives, hydrogels, and ion-responsive materials. Its tertiary amine functionality can be protonated under acidic conditions, making it useful for polymer systems where charge, polarity, adhesion, and pH-dependent behavior are important formulation targets.
Synonyms: DEAEMA; DEAMA; 2-(Diethylamino)ethyl methacrylate; N,N-Diethylaminoethyl methacrylate; Methacrylic acid 2-(diethylamino)ethyl ester; 2-(Methacryloyloxy)ethyl diethylamine.
This monomer is commonly used in specialty acrylic polymers and copolymers where amine functionality is needed to adjust polymer interactions, solubility, surface behavior, and responsiveness to environmental conditions. It may be used in research involving pH-responsive hydrogels, controlled-release polymer systems, adhesion-promoting formulations, ion-exchange materials, and functional coatings.
Key Properties
- Amine-functional methacrylate monomer
- Contains tertiary amine functionality
- CAS Number: 105-16-8
- Molecular formula: C10H19NO2
- Molecular weight: 185.26 g/mol
- Used in acrylic copolymers, pH-responsive polymers, coatings, adhesives, hydrogels, and ion-responsive materials
Applications
pH-Responsive Polymer Research
2-(N,N-Diethylamino)ethyl methacrylate is used in research involving pH-responsive polymers and hydrogels where amine protonation can influence swelling, solubility, charge, and polymer interactions.
Functional Acrylic Copolymers
DEAEMA can be copolymerized with compatible acrylic and methacrylic monomers to introduce tertiary amine functionality into specialty polymer systems.
Coatings & Adhesives
Amine-functional methacrylate copolymers may be used in coatings, pressure-sensitive adhesives, sealants, and surface-treatment formulations to modify adhesion, polarity, film behavior, and substrate interaction.
Ion-Responsive & Separation Materials
DEAEMA-containing polymers may be evaluated in ion-responsive materials, ion-exchange systems, filtration media, flocculants, and separation-related polymer research.
Controlled-Release Polymer Systems
The pH-responsive behavior of DEAEMA-based polymers makes this monomer useful in controlled-release and smart polymer research where release behavior depends on polymer composition and environmental conditions.
Preparation & Use Considerations
- Confirm compatibility with selected comonomers, initiators, solvents, stabilizers, and processing conditions
- Amine functionality may influence polymerization behavior, pH response, solubility, adhesion, and ionic interactions
- Final polymer properties depend on monomer ratio, molecular weight, charge state, pH, temperature, and formulation design
- Use appropriate polymerization controls for methacrylate monomers containing inhibitor
Handling & Storage
- Store tightly sealed in a cool, dry, well-ventilated area
- Protect from heat, ignition sources, direct light, and incompatible materials
- Use appropriate gloves, eye protection, and ventilation
- Avoid uncontrolled polymerization conditions
- Refer to the Safety Data Sheet for complete handling, storage, and disposal guidance
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FAQ
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1. What is 2-(N,N-Diethylamino)ethyl methacrylate used for?
2-(N,N-Diethylamino)ethyl methacrylate is used as an amine-functional monomer in acrylic copolymers, pH-responsive polymers, hydrogels, coatings, adhesives, ion-responsive materials, and controlled-release polymer research.
2. What does DEAEMA stand for?
DEAEMA is a common abbreviation for 2-(N,N-Diethylamino)ethyl methacrylate.
3. Is DEAEMA a tertiary amine methacrylate?
Yes. DEAEMA contains methacrylate functionality for polymerization and tertiary amine functionality that can influence pH response, charge, solubility, and polymer interactions.
4. Can DEAEMA be used in pH-responsive hydrogels?
Yes. DEAEMA is commonly used in research involving pH-responsive hydrogels and smart polymer networks where amine protonation affects swelling or material behavior.
5. How should 2-(N,N-Diethylamino)ethyl methacrylate be handled?
Handle with appropriate PPE and ventilation. Keep the container tightly sealed, protect from heat and ignition sources, and consult the SDS before use.
Safety & Documentation
2-(N,N-Diethylamino)ethyl methacrylate is a reactive methacrylate monomer. Review the product Safety Data Sheet before handling and use appropriate PPE, ventilation, storage, and disposal procedures.
