tert-Butylperoxy 2-ethylhexyl carbonate
tert-Butylperoxy 2-ethylhexyl carbonate. CAS Number: 34443-12-4. EINECS: 252-029-5.
Product Appearance & Packaging
Product Specifications
| Product Name | tert-Butylperoxy 2-ethylhexyl carbonate |
|---|---|
| Chemical Name | tert-Butylperoxy 2-ethylhexyl carbonate |
| CAS Number | 34443-12-4 |
| EINECS/ELINCS No. | 252-029-5 |
| Active Oxygen Content | 6.49% |
| Appearance | Clear colorless liquid |
| Assay | ≥ 95.0% |
| UN Classification | Organic peroxide type D; liquid, Division 5.2; UN 3105 |
| Packaging | 25 kg |
Industrial Applications
Initiator for solution (co)polymerization of acrylates and methacrylates in the temperature range of 100-170°C for manufacture of coatings. Also for bulk and suspension (co)polymerization.
Half-Life Data
Half-life (t½) data for tert-Butylperoxy 2-ethylhexyl carbonate measured in chlorobenzene:
| Half-Life (t½) | Temperature |
|---|---|
| 0.1 hr | 137°C (279°F) |
| 1 hr | 117°C (243°F) |
| 10 hr | 98°C (208°F) |
Kinetic formulas:
kd = A·e−Ea/RT | t½ = (ln2) / kd
Ea = 151.72 kJ/mole | A = 4.07E+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, tert-Butylperoxy 2-ethylhexyl carbonate will remain within specifications for a period of at least 3 months after delivery.
Major Decomposition Products
In the event of thermal decomposition, tert-Butylperoxy 2-ethylhexyl carbonate produces the following major decomposition products: