Description

2,2,6,6-Tetramethylpiperidinol-4 Hydrochloride is a high-purity, functionalized piperidine derivative, primarily valued as a key synthetic intermediate and a precursor for hindered amine light stabilizers (HALS). Its significance lies in its ability to impart exceptional thermal and UV stability to polymers, enhancing the longevity and performance of final products. This compound is essential for R&D chemists and manufacturers in the polymer, agrochemical, and pharmaceutical industries seeking to develop advanced materials and active ingredients.

Application

• Polymer Additives: Primary use as a crucial building block for synthesizing high-performance Hindered Amine Light Stabilizers (HALS) used in plastics, coatings, and fibers.
• Pharmaceutical Intermediates: Serves as a versatile chiral synthon and nitrogen-containing scaffold in the research and development of novel active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticides, leveraging its stable, hindered amine structure.
• Organic Synthesis & Catalysis: Acts as a ligand precursor or a sterically hindered base in various catalytic and asymmetric synthesis processes.
• Research & Development: A valuable standard and starting material in academic and industrial laboratories for studying reaction mechanisms and developing new compounds.

Basic Information

Product Name	2,2,6,6-Tetramethylpiperidinol-4 Hydrochloride
CAS No.	79316-86-2
Molecular Formula	C9H20ClNO
Molecular Weight	193.71 g/mol
Synonyms	4-Hydroxy-2,2,6,6-tetramethylpiperidine hydrochloride; 2,2,6,6-Tetramethyl-4-piperidinol hydrochloride; 4-Hydroxy-TEMPO precursor hydrochloride; 4-Piperidinol, 2,2,6,6-tetramethyl-, hydrochloride; TIMTEC-BB SBB008335; AKOS B018322; 4-Hydroxy-2,2,6,6-tetramethylpiperidine HCl
EINECS	Contact for details

Quality Control

Our 2,2,6,6-Tetramethylpiperidinol-4 Hydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	280 - 285 °C (dec.)
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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