2-Ethylhexyl trans-4-methoxycinnamate
2-Ethylhexyl trans-4-methoxycinnamate (CAS: 83834-59-7) is a cinnamate ester with a molecular weight of 290.40 g/mol. This compound functions primarily as a UV absorber, offering protection against ultraviolet radiation. Its properties make it a valuable additive in materials science, particularly in polymer formulations, to enhance durability and prevent degradation caused by UV exposure. It is supplied with an assay of 98%.

UV Stabilizer for Polymers
Incorporated into various polymer systems, this chemical acts as a UV absorber, preventing photodegradation and extending the service life of plastic materials exposed to sunlight.
Component in Coatings
Its ability to absorb UV radiation makes it a suitable additive for protective coatings, shielding underlying substrates from UV-induced damage and discoloration.
Research and Development
Utilised in laboratories for research purposes, particularly in the fields of materials science and polymer chemistry, to explore new formulations and applications.
| Molecular weight | 290.40 |
|---|---|
| Linear formula | CH3OC6H4CH=CHCO2CH2CH(C2H5)(CH2)3CH3 |
| Assay | 98% |
| Boiling point | 198-200 °C/3 mmHg(lit.) |
| Density | 1.011 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.545(lit.) |
| Contains / stabiliser | 500-1000 ppm BHT as stabilizer |

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
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| 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 |
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-Ethylhexyl trans-4-methoxycinnamate used for?
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2-Ethylhexyl trans-4-methoxycinnamate is primarily used as a UV absorber and stabilizer in various materials, particularly polymers and coatings, to protect them from degradation caused by ultraviolet radiation.
What are the CAS number and chemical formula for 2-Ethylhexyl trans-4-methoxycinnamate?
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The CAS number is 83834-59-7. The linear formula is CH3OC6H4CH=CHCO2CH2CH(C2H5)(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Ethylhexyl trans-4-methoxycinnamate with an assay of 98%. This is a technical or research grade chemical, and TSS does not represent it as USP, BP, or EP grade.
How should 2-Ethylhexyl trans-4-methoxycinnamate be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator if exposure limits are likely to be exceeded. Avoid contact with skin, eyes, and clothing. This compound is classified as a Warning with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
How is 2-Ethylhexyl trans-4-methoxycinnamate shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, capable of shipping and exporting 2-Ethylhexyl trans-4-methoxycinnamate worldwide, adhering to all relevant transport regulations.
How can I request a quote or sample for 2-Ethylhexyl trans-4-methoxycinnamate?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number (83834-59-7).
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