2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane
2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane. CAS Number: 78-63-7. EINECS: 201-128-1.
Product Appearance & Packaging
Product Specifications
| Product Name | 2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane |
|---|---|
| Chemical Name | 2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane |
| CAS Number | 78-63-7 |
| EINECS/ELINCS No. | 201-128-1 |
| Active Oxygen Content | ≥ 10.14% |
| Appearance | Clear liquid |
| Assay | ≥ 92.0% |
| UN Classification | Organic peroxide type C; liquid, Division 5.2; UN 3103 |
| Packaging | 20 kg |
Industrial Applications
Used for polymer production, polymer crosslinking, acrylics production and polymer recycling.
Half-Life Data
Half-life (t½) data for 2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane measured in chlorobenzene:
| Half-Life (t½) | Temperature |
|---|---|
| 0.1 hr | 156°C (313°F) |
| 1 hr | 134°C (273°F) |
| 10 hr | 115°C (239°F) |
Kinetic formulas:
kd = A·e−Ea/RT | t½ = (ln2) / kd
Ea = 155.49 kJ/mole | A = 1.68E+16 s⁻¹ | R = 8.3142 J/mole·K | T = (273.15+°C) K
Thermal Stability
Organic peroxides are thermally unstable substances which may undergo self-accelerating decomposition. The Self Accelerating Decomposition Temperature (SADT) is the lowest temperature at which self-accelerating decomposition may occur.
Recommended Storage
Note: When stored according to these recommended conditions, 2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane will remain within specifications for a period of at least 3 months after delivery.
Major Decomposition Products
In the event of thermal decomposition, 2,5-Dimethyl-2,5-di(tert-butylperoxy) hexane produces the following major decomposition products: