Description

4-(3-Diazo-2-Oxopropylidene)-2,2,6,6-Tetramethylpiperidine-1-Oxyl is a specialized nitroxide radical compound featuring a diazoketone functional group. This unique molecular architecture makes it a valuable intermediate and precursor in advanced organic synthesis and polymer science. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for developing novel materials and active compounds.

Application

• Polymer Chemistry: Acts as a functional initiator, chain transfer agent, or modifier in controlled radical polymerization (e.g., Nitroxide-Mediated Polymerization - NMP) to create polymers with precise architectures.
• Organic Synthesis Intermediate: Serves as a key building block for synthesizing complex molecules, leveraging its reactive diazo and ketone groups for further chemical transformations.
• Spin Labeling Agent: Used in biophysical chemistry and materials science as a stable radical probe for Electron Paramagnetic Resonance (EPR) spectroscopy studies of molecular dynamics and structure.
• Pharmaceutical Research: Employed in the development of new drug candidates and as a tool compound in mechanistic studies.
• Crosslinking Agent: Utilized in the formulation of specialty coatings, adhesives, and resins where its radical nature can initiate crosslinking reactions.
• Agrochemical Synthesis: Functions as an intermediate in the production of advanced crop protection agents.

Basic Information

Item	Detail
Product Name	4-(3-Diazo-2-Oxopropylidene)-2,2,6,6-Tetramethylpiperidine-1-Oxyl
CAS No.	79114-72-0
Molecular Formula	C12H19N3O2
Molecular Weight	237.30 g/mol
Synonyms	4-(3-Diazo-2-oxopropylidene)-2,2,6,6-tetramethylpiperidin-1-oxyl; 4-(Diazoacetyl)-TEMPO; 4-(3-Diazo-2-oxopropylidene)-TEMPO; 4-(Diazoacetyl)-2,2,6,6-tetramethylpiperidine-1-oxyl; TEMPO-diazoketone; 1-Oxyl-2,2,6,6-tetramethyl-4-(3-diazo-2-oxopropylidene)piperidine; 4-(3-Diazo-2-oxopropylidene)-2,2,6,6-tetramethyl-1-piperidinyloxy; Diazoketone-TEMPO adduct
EINECS	Contact for details

Quality Control

Every batch of 4-(3-Diazo-2-Oxopropylidene)-2,2,6,6-Tetramethylpiperidine-1-Oxyl is manufactured and tested under strict quality management protocols. We ensure high purity and consistency through advanced analytical techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place (recommended 2-8°C or as specified on the label) under an inert atmosphere (e.g., nitrogen or argon) to minimize oxidation. Keep away from heat, sparks, and open flame. For long-term storage, consider storage at or below -20°C.

Specification

Item	Specification
Appearance	Orange to red crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95%
Melting Point	Contact for details
Loss on Drying	≤ 1.0 %
EPR Analysis	Confirms radical character

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