Description

3-(2-Dodecenyl)-1-(2,2,6,6-Tetramethyl-4-Piperidyl)Pyrrolidine-2,5-Dione is a high-performance hindered amine light stabilizer (HALS) intermediate, specifically designed to impart exceptional resistance to photo-oxidative degradation in polymeric materials. Its core value lies in its ability to significantly extend the service life and maintain the aesthetic and mechanical properties of plastics exposed to harsh environmental conditions. This compound is essential for formulators and manufacturers in the plastics, coatings, and synthetic fiber industries who require advanced stabilization solutions for demanding applications.

Application

• As a key intermediate in the synthesis of advanced polymeric Hindered Amine Light Stabilizers (HALS) for plastics.
• Enhancing the UV resistance and weatherability of polyolefins, including polyethylene (PE) and polypropylene (PP).li>- Stabilizing engineering plastics and thermoplastic elastomers used in automotive exterior parts and under-the-hood components.
  • Improving the longevity of industrial coatings, agricultural films, and geomembranes.
  • Protecting synthetic fibers and textiles from color fading and strength loss due to sunlight exposure.
  • Formulating stabilization packages for adhesives, sealants, and other specialty polymer applications.

Basic Information

Product Name	3-(2-Dodecenyl)-1-(2,2,6,6-Tetramethyl-4-Piperidyl)Pyrrolidine-2,5-Dione
CAS No.	84540-29-4
Molecular Formula	C25H44N2O2
Molecular Weight	404.64 g/mol
Synonyms	1-(2,2,6,6-Tetramethyl-4-piperidyl)-3-(2-dodecenyl)-2,5-pyrrolidinedione; 3-(2-Dodecenyl)-1-(2,2,6,6-tetramethyl-4-piperidinyl)-2,5-pyrrolidinedione; HALS Intermediate; N-Alkyl HALS Derivative; Light Stabilizer Intermediate; UV Stabilizer Precursor; Tetramethylpiperidine Pyrrolidinedione Derivative
EINECS	Contact for details

Quality Control

Our production of 3-(2-Dodecenyl)-1-(2,2,6,6-Tetramethyl-4-Piperidyl)Pyrrolidine-2,5-Dione adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. Certificates of Analysis (COA) detailing identity, assay, and impurity profiles are provided and can be tailored to meet specific customer requirements or internal specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder or crystals
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.