Description

2,2,6,6-Tetramethyl-4-[(Triphenylphosphoranylidene)Amino]-1-Piperidinyloxy is a specialized nitroxide radical compound that serves as a versatile intermediate and reagent in advanced chemical synthesis. Its unique structure, featuring a stable radical center and a phosphoranylideneamino group, makes it a valuable tool for researchers and manufacturers developing novel materials and pharmaceuticals. This high-purity compound is essential for applications in polymer science, organic synthesis, and as a spin label in biophysical studies.

Application

• Polymer Chemistry: As a mediator in controlled/living radical polymerization (e.g., Nitroxide-Mediated Polymerization - NMP) for creating polymers with precise architectures.
• Organic Synthesis: As a stable radical reagent for the functionalization of molecules and the synthesis of complex organic frameworks.
• Spin Labeling: Used in Electron Paramagnetic Resonance (EPR) spectroscopy to study the structure and dynamics of biomolecules, proteins, and polymers.
• Material Science: As a building block for the development of advanced functional materials, including magnetic materials and molecular electronics.
• Pharmaceutical Research: As an intermediate in the synthesis of potential drug candidates and for probing biological systems.
• Antioxidant Studies: Serving as a model compound in the research of radical scavenging mechanisms and antioxidant activity.

Basic Information

Product Name	2,2,6,6-Tetramethyl-4-[(Triphenylphosphoranylidene)Amino]-1-Piperidinyloxy
CAS No.	78140-47-3
Molecular Formula	C29H35N2OP
Molecular Weight	458.57 g/mol
Synonyms	4-[(Triphenylphosphoranylidene)amino]-2,2,6,6-tetramethylpiperidin-1-oxyl; TEMPO Phosphazene Derivative; 4-Amino-TEMPO Triphenylphosphoranylideneimine; 1-Oxyl-2,2,6,6-tetramethyl-4-[(triphenylphosphoranylidene)amino]piperidine; Nitroxide Phosphazene Reagent; 78140-47-3; 4-(Triphenylphosphoranylideneamino)-TEMPO; TEMPO-4-ylideneaminotriphenylphosphorane
EINECS	Contact for details

Quality Control

Our 2,2,6,6-Tetramethyl-4-[(Triphenylphosphoranylidene)Amino]-1-Piperidinyloxy is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods for structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, identity, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere such as argon or nitrogen in a desiccator.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%

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