4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy
- Createtime： 2026-04-14
- Updatetime： 2026-04-15
Product Details
| useage |
Industrial use
|
| deliveryInfo |
|
| appearance |
powder
|
| Molecular Weight |
172.24
|
| aliasen |
|
| supplyCapacity |
50000MT/Month
|
| harbor |
Qingdao,China
|
| minorder |
1KG
|
| Appearance |
Orange to red crystalline powder
|
Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise focused on industry of fine chemicals research and develop, produce and sale. Shandong Huashang Chemical Co., Ltd. is located in Shan Dong Ji Nan China. we have the ability to provide you high quality products. More than 90 % of our products are exported to developed countries and regions such as north America, Europe, Japan, South Korea and the Middle East.
4-Hydroxy-2,2,6,6-tetramethyl-piperidinooxy
CAS: 2226-96-2
Molecular Formula: C9H18NO2
Molecular Weight: 172.24
Alias: 4-Hydroxy-TEMPO
Category: Free radical reagent, antioxidant, polymerization inhibitor, biochemical reagent
Physical and Chemical Properties
- Appearance: Orange to red crystalline powder
- Melting Point: 69-71 °C
- Solubility: Soluble in water, ethanol, methanol and organic solvents
- Stability: Stable under normal conditions
- Storage: Sealed, cool and dry place, keep away from strong oxidants
Specification
| Item | Standard | Unit | Test Method |
| Appearance | Orange to red crystalline powder | - | Visual Inspection |
| CAS Identification | Compliant | - | MS / NMR |
| Purity | ≥99.0 | % | HPLC |
| Moisture | ≤0.2 | % | KF Titration |
| Residue on Ignition | ≤0.1 | % | Gravimetric Method |
Main Application
Widely used as radical scavenger, oxidation inhibitor and catalyst. Also applied in organic synthesis, polymer chemistry and biological research fields.
