Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate
Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate (CAS: 129757-67-1; C44H84N2O6) is a high molecular weight hindered amine light stabilizer (HALS). With a molecular weight of 737.15 g/mol, it is particularly effective in reducing polymer degradation caused by UV radiation. Its low basicity makes it suitable for applications sensitive to acidic components, such as alkyd-based coatings, offering excellent long-term thermal stability and UV protection.
- Synonyms
- 6-tetramethyl-4-piperidyl) sebacate,129757-67-1, C44H84N2O6
UV Light Stabilisation in Coatings
As a hindered amine UV light stabilizer, this compound effectively protects coatings from photodegradation. Its low basicity ensures compatibility with acidic paint ingredients, making it ideal for alkyd resin systems.
Polymer Additive
Incorporated into polymer matrices, it functions to enhance resistance to UV light exposure, thereby extending the service life of plastic materials. Its efficacy is notable in applications requiring long-term outdoor durability.
Materials Science Research
Utilised in materials science for developing advanced polymers and coatings with improved weathering resistance. Its specific chemical structure offers unique stabilisation properties.
| Molecular weight | 737.15 |
|---|---|
| Empirical formula | C44H84N2O6 |
| Density | 1.028 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.479(lit.) |
| Solubility | H2O: <6 ppm at 20 °C |
| Application | Hindered amine UV light stabilizer.Low basicity reduces interactions with acidic paint ingredients particularly effective in coatings based on alkyds. |
Hazard statements
- H413May cause long-lasting harmful effects to aquatic life
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 110 °C / 230 °F |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Transition Temp | Tg >150 °C (dec) |
|---|
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 Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate used for?
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This compound is primarily used as a hindered amine UV light stabilizer to protect materials, particularly coatings and polymers, from degradation caused by UV radiation. Its low basicity makes it suitable for alkyd-based coatings.
What is the CAS number and chemical formula?
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The CAS number is 129757-67-1 and the empirical formula (Hill notation) is C44H84N2O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical as a technical/research grade product. We do not represent it as USP, BP, EP or other pharmacopoeia grades unless explicitly stated in the product specifications.
How should Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate be handled?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a half-mask respirator if necessary, in accordance with safety guidelines. It is classified with hazard statement H413.
How is this product packed, shipped, or exported?
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Tech Serve Solutions professionally packages and exports fine chemicals globally, adhering to all relevant shipping and customs regulations for international and domestic transit.
How can I request a sample or quote for Bis(1-octyloxy-2,2,6,6-tetramethyl-4-piperidyl) sebacate?
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Please contact our sales team directly via the website or by phone to request a sample or obtain a quotation for this product.
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