Description

4,4-Bis[(tert-Butyl)Dioxy]-2,2,6,6-Tetramethylpiperidine is a high-purity, sterically hindered nitroxyl radical precursor and a potent oxidizing agent. This compound is valued for its role as a key intermediate in the synthesis of stable nitroxide radicals, which are essential for polymer chemistry and materials science. It is primarily used by R&D chemists and process engineers in the polymer, specialty chemical, and pharmaceutical industries for applications requiring controlled radical generation and oxidation processes.

Application

• Polymer Synthesis: Acts as a crucial initiator and mediator in Nitroxide-Mediated Polymerization (NMP) and other controlled/living radical polymerization techniques for producing polymers with precise molecular weights and architectures.
• Organic Synthesis: Serves as a selective oxidizing agent for the conversion of hydroxyl groups to carbonyls and in other oxidation reactions where mild conditions are required.
• Stable Free Radical Precursor: Used to generate stable nitroxide radicals (e.g., TEMPO derivatives) for use as spin labels in electron paramagnetic resonance (EPR) spectroscopy and as persistent radicals in various chemical systems.
• Antioxidant & Stabilizer Research: Employed as a model compound or intermediate in the development of new hindered amine light stabilizers (HALS) and antioxidants for plastics and coatings.
• Crosslinking Agent: Utilized in the curing and crosslinking of specific polymer resins and elastomers to enhance thermal and mechanical properties.
• Pharmaceutical Intermediates: Functions as a building block in the synthesis of complex molecules for pharmaceutical research and development.

Basic Information

Product Name	4,4-Bis[(tert-Butyl)Dioxy]-2,2,6,6-Tetramethylpiperidine
CAS No.	75279-29-7
Molecular Formula	C₁₈H₃₆N₂O₄
Molecular Weight	344.49 g/mol
Synonyms	4,4-Bis(tert-butylperoxy)-2,2,6,6-tetramethylpiperidine; 2,2,6,6-Tetramethyl-4,4-bis(tert-butylperoxy)piperidine; 4,4-Di-tert-butylperoxy-2,2,6,6-tetramethylpiperidine; Bis(tert-butylperoxy)-2,2,6,6-tetramethylpiperidin-4-yl; DTBP-TMP; tert-Butylperoxy piperidine derivative; Noxyl precursor; Contact for EINECS details.

Quality Control

Our 4,4-Bis[(tert-Butyl)Dioxy]-2,2,6,6-Tetramethylpiperidine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and open flame. Due to its properties as a strong oxidizing agent, keep separate from reducing agents, combustible materials, and strong acids. Recommended storage temperature: 2-8°C for long-term stability. Handle and store under an inert atmosphere if specified for specific high-purity grades.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
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.