Molekula
4-Amino-TEMPO (4-Amino-2,2,6,6-tetramethylpiperidinyloxy)
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch
4-Amino-TEMPO (4-Amino-2,2,6,6-tetramethylpiperidinyloxy) is a stable nitroxide radical widely used as a catalyst in oxidation reactions, a spin label in EPR spectroscopy, and a mediator in organic synthesis. It is a crystalline solid with high thermal stability and solubility in organic solvents. CAS 14691-88-4, molecular formula C9H19N2O, molecular weight 171.26 g/mol. Store at 2 to 8°C under inert gas to prevent decomposition. Signal word: Warning (irritant, may cause skin and eye irritation). Molekula supplies 4-Amino-TEMPO from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
4-Amino-TEMPO (4-Amino-2,2,6,6-tetramethylpiperidinyloxy) is a stable nitroxide radical widely used as a catalyst in oxidation reactions, a spin label in EPR spectroscopy, and a mediator in organic synthesis. It is a crystalline solid with high thermal stability and solubility in organic solvents. CAS 14691-88-4, molecular formula C9H19N2O, molecular weight 171.26 g/mol. Store at 2 to 8°C under inert gas to prevent decomposition. Signal word: Warning (irritant, may cause skin and eye irritation). Molekula supplies 4-Amino-TEMPO from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Red crystalline powder |
| Melting Point | 143.0°C - 146.0°C |
| Ash | ≤0.10% |
| Identification | Conforms to reference |
| Purity | ≥ 98.0% |
| Moisture | ≤0.50% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 13805140 |
| CAS Number | 14691-88-4 |
| Molecular Formula | C9H19N2O |
| Molecular Weight | 171.26 |
| SMILES | CC1(CC(CC(N1[O])(C)C)N)C |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2933399990 |
| Tariff Code | 2933399990 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is 4-Amino-TEMPO used for?
4-Amino-TEMPO is commonly used as a stable free radical for organic synthesis, polymerization control, and as an oxidizing agent in various chemical reactions.
What is the chemical formula and molecular weight of 4-Amino-TEMPO?
The chemical formula is **C₉H₁₉N₂O**, and the molecular weight is **171.26 g/mol**.
How should 4-Amino-TEMPO be stored?
Store at **2–8°C** in a cool, dry place, protected from light and moisture. Follow standard chemical handling practices.
What grades or purities of 4-Amino-TEMPO does Molekula supply?
Molekula supplies **high-purity (97%+)** 4-Amino-TEMPO suitable for research and industrial applications.
Can Molekula supply 4-Amino-TEMPO in bulk quantities?
Yes, we offer bulk packaging options—please contact us for specific quantities and pricing.
What documentation comes with an order of 4-Amino-TEMPO?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet.
Ready to order or need a custom pack?
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