Overview
Isopropylhydroxylamine (CAS 5080-22-8 ) is a hydroxylamine derivative used in industrial chemistry as a stabilizer and polymerization initiator. Its reactive N–OH functionality makes it effective for controlling oxidative degradation.
This chemical is essential for managing radical-driven processes in polymer manufacturing. In plastics production, it functions as a controlled radical scavenger, helping regulate polymerization rates and molecular weight distribution.
Rubber compounders use it as an antioxidant additive to extend the service life of vulcanized compounds exposed to heat and oxygen stress. It is particularly effective in specialty resins and high-performance materials.
In printing and packaging, it supports formulation stability in ink systems where premature polymerization would compromise shelf life. It prevents oxidative degradation that can lead to viscosity changes or skinning in storage.
Industrial cleaning and home care formulators incorporate it into systems requiring controlled reactivity. It helps in the stabilization of active ingredients during storage, ensuring consistent performance for the end user.
Isopropylhydroxylamine is typically supplied as a liquid or aqueous solution, with concentration and purity specifications varying by application. Technical-grade material is the standard commercial offering for industrial use.
Buyers should confirm purity levels, inhibitor content, and packaging specifications directly with the supplier. These parameters vary across producers and must align with specific manufacturing requirements and safety protocols.
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Physical Properties
| Melting Point | 70-72 °C |
| Boiling Point | 104.9±23.0 °C(Predicted) |
| Density | 0.886±0.06 g/cm3(Predicted) |
| Water Solubility | 199g/L at 25℃ |
| Vapor Pressure | 68Pa at 25℃ |
| Log P | -0.574 at 23℃ |
Safety & Handling
Warning GHS07 GHS09 Hazard Statements H312 Harmful in contact with skin H315 Causes skin irritation H319 Causes serious eye irritation H411 Toxic to aquatic life with long lasting effects Precautionary Statements P264 Wash … thoroughly after handling. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. P317 Get emergency medical help. P321 Specific treatment (see … on this label). P391 Collect spillage. 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. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Other Names
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Chemical Properties
- CAS Number
- 5080-22-8
- EC Number
- 225-791-1
- Mol. Weight
- 75.11
- Category
- Amines