Description

n-(2,2,6,6-Tetramethyl-4-Piperidyl)-3-[(2,2,6,6-Tetramethyl-4-Piperidyl)Amino]Propanamide is a high-performance hindered amine light stabilizer (HALS) intermediate, critical for enhancing the durability and longevity of polymer materials. Its value lies in its exceptional ability to scavenge free radicals and inhibit photo-oxidative degradation, thereby preventing color change, surface cracking, and loss of mechanical properties. This compound is essential for manufacturers in the plastics, coatings, and synthetic fiber industries seeking to produce high-quality, weather-resistant products for automotive, construction, and agricultural applications.

Application

• As a key synthetic intermediate in the production of high-molecular-weight polymeric HALS for plastics stabilization.
• Incorporated into advanced light stabilization packages for automotive coatings and exterior plastics to prevent fading and chalking.
• Used in the formulation of stabilizers for polyolefins (PP, PE) used in agricultural films, geomembranes, and outdoor furniture.
• Essential for developing UV protection additives in industrial coatings, marine paints, and wood finishes.
• Employed in the synthesis of stabilizers for engineering plastics and synthetic fibers to enhance weatherability.
• Serves as a research chemical for developing next-generation stabilization systems and studying polymer degradation mechanisms.

Basic Information

Product Name	n-(2,2,6,6-Tetramethyl-4-Piperidyl)-3-[(2,2,6,6-Tetramethyl-4-Piperidyl)Amino]Propanamide
CAS No.	76505-58-3
Molecular Formula	C21H42N4O
Molecular Weight	366.59 g/mol
Synonyms	Bis(2,2,6,6-tetramethyl-4-piperidyl)-3-aminopropionamide; 3-Amino-N-(2,2,6,6-tetramethyl-4-piperidinyl)-N'-(2,2,6,6-tetramethyl-4-piperidinyl)propionamide; Propanamide, N-(2,2,6,6-tetramethyl-4-piperidinyl)-3-[(2,2,6,6-tetramethyl-4-piperidinyl)amino]-; HALS Intermediate 76505-58-3; UV-3346 Intermediate; Light Stabilizer Amine Intermediate; Bis-TMP Amine Propionamide
EINECS	Contact for details

Quality Control

Our production of n-(2,2,6,6-Tetramethyl-4-Piperidyl)-3-[(2,2,6,6-Tetramethyl-4-Piperidyl)Amino]Propanamide adheres to strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and related substances, to meet precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment, ensuring full traceability and compliance with relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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