Trimethylolpropane benzoate diacrylate
Trimethylolpropane benzoate diacrylate (CAS 79720-88-0) is a polyfunctional acrylate ester with a molecular weight of 346.37 g/mol. This chemical serves as a valuable building block in polymer science and materials research. Its structure, featuring multiple acrylate groups, allows for cross-linking reactions, making it suitable for applications requiring enhanced material properties such as hardness and chemical resistance.

Polymer Synthesis
Utilised as a crosslinking agent in the production of polymers and resins, enhancing mechanical strength and thermal stability. Its polyfunctional nature contributes to the formation of complex polymer networks.
Coatings and Adhesives
Incorporated into UV-curable coatings and adhesives to improve scratch resistance and adhesion properties. It can contribute to faster curing times and increased durability in formulated products.
Materials Science Research
Serves as a monomer in the development of novel polymeric materials with tailored properties. Its unique structure allows for exploration in advanced material applications requiring specific performance characteristics.
| Molecular weight | 346.37 |
|---|---|
| Linear formula | (H2C=CHCO2CH2)2C(C2H5)CH2O2CC6H5 |
| Density | 1.126 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.511(lit.) |
| Contains / stabiliser | 1,000 ppm monomethyl ether hydroquinone as inhibitor |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | >110 °C / >230 °F |
| 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.
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 Trimethylolpropane benzoate diacrylate used for?
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Trimethylolpropane benzoate diacrylate is primarily used as a crosslinking agent in polymer synthesis, particularly in UV-curable coatings, adhesives, and in materials science research for developing novel polymers.
What is the CAS number and formula for Trimethylolpropane benzoate diacrylate?
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The CAS number is 79720-88-0. The linear formula is (H₂C=CHCO₂CH₂)₂C(C₂H₅)CH₂O₂CC₆H₅.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trimethylolpropane benzoate diacrylate as a research or technical grade chemical. We do not represent it as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product specifications. Please refer to the product specifications for purity details.
What are the safety and handling precautions for Trimethylolpropane benzoate diacrylate?
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Trimethylolpropane benzoate diacrylate is combustible with a flash point above 110°C. Appropriate personal protective equipment, including eyeshields and gloves, should be worn when handling. It is classified under WGK Germany 3. Avoid contact with skin and eyes.
How is Trimethylolpropane benzoate diacrylate packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals in compliance with all relevant international regulations to ensure safe and secure delivery worldwide.
How can I request a sample or quote for Trimethylolpropane benzoate diacrylate?
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To request a sample or quote, please contact our sales department through the website or by calling us directly. Our team will be pleased to assist you with your inquiry.
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