Description

Hexahydro-4-Methyl-n-(2,2,6,6-Tetramethyl-4-Piperidyl)Phthalimide is a high-performance hindered amine light stabilizer (HALS) intermediate. This compound is critical for enhancing the durability and longevity of polymers by effectively scavenging free radicals generated during photo-oxidative degradation. It is primarily required by manufacturers in the plastics, coatings, and synthetic fiber industries seeking to produce high-quality, weather-resistant materials.

Application

• As a key synthetic intermediate for the production of high-performance hindered amine light stabilizers (HALS).
• Incorporation into polymer formulations for plastics, such as polypropylene and polyethylene, to improve UV resistance.
• Use in the manufacturing of protective coatings and paints to prevent chalking, gloss loss, and color fading.
• Application in automotive components and exterior building materials to extend service life under harsh environmental conditions.
• Utilization in the stabilization of synthetic fibers and films against photodegradation.
• Potential use in advanced agrochemical formulations requiring UV stabilization.

Basic Information

Product Name	Hexahydro-4-Methyl-n-(2,2,6,6-Tetramethyl-4-Piperidyl)Phthalimide
CAS No.	79720-24-4
Molecular Formula	C19H32N2O2
Molecular Weight	320.48 g/mol
Synonyms	1,2,3,6-Tetrahydro-4-methyl-N-(2,2,6,6-tetramethyl-4-piperidinyl)phthalimide; 4-Methyl-1,2,3,6-tetrahydro-N-(2,2,6,6-tetramethyl-4-piperidinyl)phthalimide; HALS Intermediate; Light Stabilizer 770 Intermediate; N-(2,2,6,6-Tetramethyl-4-piperidyl)-4-methyl-1,2,3,6-tetrahydrophthalimide; UV-770 Intermediate; Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate precursor derivative.
EINECS	Contact for details

Quality Control

Our Hexahydro-4-Methyl-n-(2,2,6,6-Tetramethyl-4-Piperidyl)Phthalimide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay and impurity profile analysis by HPLC, to ensure high purity and consistent performance. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.5%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Contact for details

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