Dioctyl terephthalate
Dioctyl terephthalate (CAS: 6422-86-2), with the molecular formula C24H38O4 and a molecular weight of 390.56 g/mol, is a phthalate ester primarily utilized as a plasticizer. It is widely employed to enhance the flexibility, workability, and durability of various polymer materials. This compound plays a crucial role in modifying the physical properties of plastics, making them suitable for a broad range of industrial and commercial applications.
- IUPAC
- Bis(2-ethylhexyl) terephthalate
- Synonyms
- Bis(2-ethylhexyl) terephthalate4-[CO2CH2CH(C2H5)(CH2)3CH3]2
Plasticizer for Polymers
Dioctyl terephthalate is a highly effective plasticizer, imparting flexibility and processability to polymers such as PVC. Its incorporation reduces the glass transition temperature, making materials less brittle and easier to form into desired shapes for applications like films, cables, and flooring.
Material Science Applications
In materials science, this compound serves as an additive to modify the physical characteristics of polymeric substances. It contributes to improved elasticity and impact resistance, essential for advanced material formulations and research.
Polymer Additive
As a key polymer additive, dioctyl terephthalate enhances the performance and longevity of plastic products. It helps to stabilise polymer chains and prevent degradation, ensuring the end product meets stringent performance requirements.
| Molecular weight | 390.56 |
|---|---|
| Linear formula | C6H4-1,4-[CO2CH2CH(C2H5)(CH2)3CH3]2 |
| Assay | ≥96% |
| Boiling point | 400 °C(lit.) |
| Density | 0.986 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.49(lit.) |
| Vapour pressure | 1 mmHg (217 °C) |
| Melting point | −48 °C |
| Application | Plasticizer |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 212 °C / 413.6 °F |
| Water hazard class (WGK, DE) | nwg |
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 Dioctyl terephthalate used for?
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Dioctyl terephthalate (CAS: 6422-86-2) is primarily used as a plasticizer to improve the flexibility and workability of polymers, particularly PVC, in various industrial applications.
What are the CAS number and formula for Dioctyl terephthalate?
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The CAS number for Dioctyl terephthalate is 6422-86-2, and its linear formula is C6H4-1,4-[CO2CH2CH(C2H5)(CH2)3CH3]2. Its molecular weight is 390.56 g/mol.
What grade and purity does Tech Serve Solutions supply for Dioctyl terephthalate?
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Tech Serve Solutions supplies Dioctyl terephthalate with an assay of ≥96%. This product is suitable for research and industrial applications. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling precautions for Dioctyl terephthalate?
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When handling Dioctyl terephthalate, it is recommended to use safety measures including eyeshields and gloves. A half-mask respirator is advised for protection against vapours. Consult the Safety Data Sheet for comprehensive handling information.
How is Dioctyl terephthalate packed, shipped, and exported?
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Dioctyl terephthalate is available for export globally by Tech Serve Solutions. Packaging is designed to ensure product integrity during transit. Please contact us for specific shipping and export details.
How can I request a sample or quote for Dioctyl terephthalate?
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To request a sample or a quote for Dioctyl terephthalate, please contact our sales team through the website or by phone. Provide your specific requirements for prompt assistance.
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