Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate
Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate (CAS 52829-07-9, C28H52N2O4) is a hindered amine UV light stabilizer with a molecular weight of 480.72 g/mol. It is valued for its excellent stability properties, particularly in thick polymer sections and articles with large surface areas. This compound plays a critical role in protecting materials from degradation caused by ultraviolet radiation, extending product lifespan and maintaining material integrity.
- Synonyms
- Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate52829-07-9C28H52N2O4Sebacic acid bis(2,2,6,6-tetramethyl-4-piperidyl) ester
UV Light Stabilizer
This compound functions as a hindered amine UV light stabilizer, effectively absorbing harmful ultraviolet radiation. It is particularly beneficial for applications requiring long-term protection against photodegradation.
Polymer Additive
Incorporated into polymer matrices, it enhances the durability and weather resistance of plastics and other polymeric materials. Its effectiveness is noted in articles with substantial thickness or high surface-area to volume ratios.
Material Protection
Provides excellent stability to materials exposed to UV light, preventing discoloration, embrittlement, and loss of mechanical properties. This leads to extended service life for finished products.
| Molecular weight | 480.72 |
|---|---|
| Empirical formula | C28H52N2O4 |
| Solubility | acetone: soluble19 % (w/w) at 20 °Cethyl acetate: soluble24 % (w/w) at 20 °Cmethanol: soluble38 % (w/w) at 20 °Cchloroform: soluble45 % (w/w) at 20 °Cmethylene chloride: soluble56 % (w/w) at 20 °CH2O: insoluble <6 ppm at 20 °C |
| Loss on drying | 0.7 wt. % volatility, 150-175°C |
| Application | Hindered amine UV light stabilizer.Provides excellent stability for thick sections and articles with high surface area. |
| Melting point | 82-85 °C(lit.) |
Hazard statements
- H319Causes serious eye irritation
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Flash point | 216 °C / 420.8 °F |
| Transport (UN / ADR) | UN 3077 9 / PGIII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi,N |
| Risk statements (R) | 36-51/53 |
| Safety statements (S) | 26-61 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Transition Temp | Tg >350 °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(2,2,6,6-tetramethyl-4-piperidyl) sebacate used for?
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Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate is primarily used as a hindered amine UV light stabilizer to protect polymers and other materials from UV radiation-induced degradation, especially in thick or high surface area articles.
What is the CAS number and chemical formula for Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate?
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The CAS number is 52829-07-9, and the empirical formula is C28H52N2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical for research and industrial applications. The specific assay and purity are available upon request; we do not represent this product as meeting USP, BP, EP, or other pharmacopoeia standards.
What are the main hazards associated with Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate?
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This compound is classified with GHS symbols GHS07 and GHS09, with a warning signal word. It causes serious eye irritation (H319) and is toxic to aquatic life with long-lasting effects (H411).
How is Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate typically packed and shipped?
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Products are carefully packed according to international shipping regulations for chemical substances and are exported globally by Tech Serve Solutions.
How can I request a sample or a quote for Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate?
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Please contact our sales team via the website or direct inquiry to request a sample or a formal quotation.
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