4-Oxo-TEMPO (TEMPone)
Chemical Name: 2,2,6,6-Tetramethyl-4-oxopiperidin-1-oxyl
Molecular Formula: C₉H₁₆NO₂
CAS Number: 2896-70-0
A ketone-functionalized stable nitroxyl radical based on TEMPO, offering alternative reactivity in selective oxidation catalysis and serving as a versatile intermediate for synthesizing complex nitroxide derivatives.
Technical Specifications
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Chemical Identity
| Chemical Name | 2,2,6,6-Tetramethyl-4-oxopiperidin-1-oxyl |
| Synonyms | TEMPOne, 4-Oxo-2,2,6,6-tetramethylpiperidinooxy |
| CAS Number | 2896-70-0 |
| EC Number | 608-279-9 |
| Molecular Formula | C₉H₁₆NO₂ |
| Molecular Weight | 170.23 g/mol |
VUP Specifications (Standard Grade)
| Property | Specification |
|---|---|
| Appearance | Orange to red crystalline solid |
| Purity | ≥97.0 % wt |
Note: Specifications that are provided above are typical values and should not be considered as guaranteed analysis.
Key Features & Benefits
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Functionalized TEMPO Radical
Provides the stable nitroxyl radical center functionalized with a ketone group at the 4-position, offering unique electronic and steric properties.
Alternative Oxidant Properties
Used in organic synthesis as catalyst for selective oxidations, potentially offering different performance characteristics compared to other TEMPO derivatives.
Versatile Intermediate
The ketone group serves as reactive handle for further chemical modifications to create more complex nitroxide derivatives and functionalized molecules.
Research Tool
Employed in research settings to study radical chemistry, catalysis mechanisms, and develop new synthetic methods for academic and industrial applications.
VUP Synthetic Capability
Falls within VUP expertise in hindered amine and TEMPO derivative chemistry, indicating potential for reliable supply or custom synthesis capabilities.
Product Information & Technical Documents
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Product Identification
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Technical Documents
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Technical Data Sheet (TDS)
Complete technical specifications, physical properties, and application information for 4-Oxo-TEMPO (TEMPone)
Safety Data Sheet (SDS)
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