tert-Butyl Peroxyisobutyrate

tert-Butyl Peroxyisobutyrate. CAS Number: 109-13-7. EINECS: 203-650-5.

Main Applications
Polymerization

Product Appearance & Packaging

Product Specifications

Product Nametert-Butyl Peroxyisobutyrate
Chemical Nametert-Butyl Peroxyisobutyrate
CAS Number109-13-7
EINECS/ELINCS No.203-650-5
Active Oxygen Content4.89-5.09%
AppearanceLiquid
UN ClassificationOrganic peroxide type D; liquid, temperature controlled, Division 5.2; UN 3115
Packaging20 kg
Organic peroxide type D; liquid, temperature controlled, Division 5.2; UN 3115

Industrial Applications

Initiator (50% active ingredient in odorless mineral spirits) for (co)polymerization of ethylene, styrene, vinyl chloride and acrylates.

Half-Life Data

Half-life (t½) data for tert-Butyl Peroxyisobutyrate measured in chlorobenzene:

Data not available in source document.

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.

20°C
SADT

Recommended Storage

0°C
Maximum Storage Temp (Ts Max.)
3 months
Shelf Life

Note: When stored according to these recommended conditions, tert-Butyl Peroxyisobutyrate will remain within specifications for a period of at least 3 months after delivery.

Major Decomposition Products

In the event of thermal decomposition, tert-Butyl Peroxyisobutyrate produces the following major decomposition products:

Carbon dioxideAcetonetert-Butanol