Description

4-(N,n-Dimethyl-n-Nonyl)Ammonium-2,2,6,6-Tetramethylpiperidine-1-Oxyl is a specialized quaternary ammonium salt derivative of a stable nitroxide radical, known for its dual functionality as a surfactant and a radical scavenger. This compound is valued for its ability to provide both surface-active properties and antioxidant effects in demanding formulations. It is primarily utilized in advanced polymer synthesis, stabilization of industrial materials, and specialized research applications where controlled radical chemistry is required.

Application

• Polymer Synthesis & Modification: Acts as a mediator in controlled/living radical polymerization (e.g., ATRP, NMP) and as a functional surfactant for polymer latexes.
• Material Stabilization: Serves as an antioxidant and radical scavenger in plastics, synthetic rubbers, and lubricants to prevent thermal and oxidative degradation.
• Surface Coatings & Inks: Used as a dispersing agent and stabilizer in high-performance coatings, inks, and pigment preparations.
• Electronics & Photoresists: Employed in the formulation of advanced photoresists and electronic chemicals where precise radical control is necessary.
• Biomedical Research: Utilized as a spin label in Electron Paramagnetic Resonance (EPR) spectroscopy for studying biomolecular structures and dynamics.
• Surfactant Systems: Functions as a cationic surfactant with built-in stabilization properties for specialized emulsion and dispersion systems.

Basic Information

Product Name	4-(N,n-Dimethyl-n-Nonyl)Ammonium-2,2,6,6-Tetramethylpiperidine-1-Oxyl
CAS No.	61165-80-8
Molecular Formula	C24H51N2O+
Molecular Weight	383.68 g/mol
Synonyms	4-(Dimethylnonylammonio)-2,2,6,6-tetramethylpiperidine-1-oxyl; N,N-Dimethyl-N-nonyl-4-(2,2,6,6-tetramethylpiperidin-1-oxyl)ammonium; TEMPO Quaternary Ammonium Salt; 4-(N,N-Dimethyl-N-nonyl)ammonium-TEMPO; Nitroxide Surfactant; 61165-80-8; Quaternary Ammonium TEMPO Derivative; Radical Surfactant
EINECS	Contact for details

Quality Control

Our production of 4-(N,n-Dimethyl-n-Nonyl)Ammonium-2,2,6,6-Tetramethylpiperidine-1-Oxyl adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques, including NMR, HPLC, and EPR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and assay is provided with every shipment, supporting its use in research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to exclude moisture. Keep away from strong oxidizing agents and incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown solid or viscous liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
EPR Activity	Conforms
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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