Overview
Dibenzylhydroxylamine (CAS 621-07-8 ) is a hydroxylamine derivative used industrially as an antioxidant, stabilizer, and polymerization inhibitor. It functions by scavenging free radicals and reactive intermediates.
This chemical protects sensitive materials and chemical processes from premature degradation or uncontrolled reaction. In plastics and polymer manufacturing, it acts as a process stabilizer and inhibitor.
It is highly effective at preventing unwanted polymerization during monomer storage and transport. Pharmaceutical manufacturers use it as an intermediate and stabilizer in active ingredient synthesis.
Controlled radical chemistry is critical to product integrity in these applications. In flavor and fragrance formulation, it contributes to oxidative stability of finished blends and aromatic compounds.
Personal care formulators apply it in products requiring antioxidant protection. It helps maintain formulation performance over time and extends the shelf life of sensitive aromatic compounds.
The product is supplied as a white to off-white crystalline solid. It is available in technical and pharmaceutical-grade specifications to meet the purity requirements of industrial applications.
Our material meets rigorous quality standards for regulated industries. Packaging options typically range from kilogram-scale laboratory quantities to bulk quantities suited for commercial manufacturing.
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Physical Properties
| Melting Point | 122-123 °C |
| Boiling Point | 353.27°C (rough estimate) |
| Density | 1.0439 (rough estimate) |
| Appearance | white to slightly yellow adhering crystalline |
| Color | White to Almost white |
| Form | powder to crystal |
| Water Solubility | Insoluble in water |
| Refractive Index | 1.5300 (estimate) |
Safety & Handling
Warning 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. P264 Wash … thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P319 Get medical advice/attention if you feel unwell. P321 Specific treatment (see … on this label). P405 Store locked up. P501 Dispose of contents/container in accordance with local regulations. P264+P265 Wash … thoroughly after handling. P302+P352 IF ON SKIN: Wash with plenty of water. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P332+P317 Get emergency medical help. P337+P317 If eye irritation persists: Get medical advice/attention. Get emergency medical help. P362+P364 Take off contaminated clothing and wash it before reuse. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Trade & Regulatory
| HS Code | 2928.00.2500 |
| Storage Class | 11 - Combustible Solids |
| WGK (Germany) | 3 |
Other Names
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Chemical Properties
- CAS Number
- 621-07-8
- EC Number
- 210-667-1
- Mol. Weight
- 213.27
- HS Code
- 2928.00.2500
- Category
- Flavors & Fragrances