Description

4-Hydroxy-2,2,6-Trimethyl-Piperidinium Chloride is a versatile organic salt with significant utility in advanced chemical synthesis. Its value lies in its role as a key intermediate or building block for the development of complex molecules, particularly in the pharmaceutical and agrochemical sectors. This compound is essential for researchers and manufacturers involved in creating nitroxide radical precursors, specialty polymers, and other high-value fine chemicals.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of HALS (Hindered Amine Light Stabilizer) precursors and other active pharmaceutical ingredients (APIs).
• Polymer Science: Used in the production of specialty polymers and as a monomer or additive to impart specific stability or functional properties.
• Agrochemical Synthesis: Serves as an intermediate in the manufacture of advanced crop protection agents and plant growth regulators.
• Nitroxide Radical Chemistry: Acts as a precursor for the synthesis of stable nitroxide radicals, which are valuable in spin labeling, polymerization control, and as antioxidants.
• Research & Development: Employed in organic synthesis laboratories for method development and the creation of novel chemical entities.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex dyes, pigments, and other performance chemicals.

Basic Information

Item	Details
Product Name	4-Hydroxy-2,2,6-Trimethyl-Piperidinium Chloride
CAS No.	60874-70-6
Molecular Formula	C8H18ClNO
Molecular Weight	179.69 g/mol
Synonyms	1-Hydroxy-2,2,6,6-tetramethylpiperidinium chloride; 4-Hydroxy-2,2,6,6-tetramethylpiperidin-1-ium chloride; 2,2,6,6-Tetramethyl-4-piperidinol hydrochloride; TEMPOH-HCl; 4-Hydroxy-TEMPO hydrochloride; 1-Hydroxy-4-oxo-2,2,6,6-tetramethylpiperidinium chloride (tautomer); 4-Hydroxy-2,2,6,6-tetramethylpiperidine-1-oxyl hydrochloride (related radical form)
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-2,2,6-Trimethyl-Piperidinium Chloride is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliable supply for critical applications.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product stability and handling properties. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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