Description

2,2,6,6-Tetramethylpiperidin-4-Yl Heptanoate Hydrochloride is a high-purity chemical intermediate featuring a sterically hindered amine structure. This compound is valued for its role as a key building block in the synthesis of advanced light stabilizers and hindered amine light stabilizer (HALS) additives. It is primarily required by manufacturers in the polymer and specialty chemical industries for developing high-performance stabilization systems that protect materials from UV degradation and thermal oxidation.

Application

• Primary Intermediate for HALS Synthesis: A crucial precursor in the manufacturing of high-performance hindered amine light stabilizers (HALS) used in plastics, coatings, and films.
• Polymer Additive Formulation: Incorporated into stabilization packages for polyolefins (PP, PE), engineering plastics, and synthetic fibers to enhance weatherability and service life.
• Advanced Coating Systems: Used in the development of UV-resistant automotive, industrial, and architectural coatings to prevent gloss loss, chalking, and color fading.
• Agrochemical and Pharmaceutical Intermediates: Serves as a specialized building block in the synthesis of complex molecules for crop protection and active pharmaceutical ingredients (APIs).
• Research & Development: Employed in academic and industrial R&D for studying novel stabilization mechanisms and developing next-generation additive technologies.

Basic Information

Product Name	2,2,6,6-Tetramethylpiperidin-4-Yl Heptanoate Hydrochloride
CAS No.	849461-90-1
Molecular Formula	C16H32ClNO2
Molecular Weight	305.88 g/mol
Synonyms	4-Heptanoyloxy-2,2,6,6-tetramethylpiperidine hydrochloride; Heptanoic acid, 2,2,6,6-tetramethyl-4-piperidinyl ester, hydrochloride; 4-(Heptanoyloxy)-2,2,6,6-tetramethylpiperidine hydrochloride; TMP Heptanoate HCl; HALS Intermediate 849461-90-1; Tetramethylpiperidinyl heptanoate HCl; 2,2,6,6-Tetramethyl-4-piperidyl heptanoate hydrochloride
EINECS	Contact for details

Quality Control

Our 2,2,6,6-Tetramethylpiperidin-4-Yl Heptanoate Hydrochloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for use in sensitive synthesis applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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