Tert-Amyl peroxyacetate

Tert-Amyl peroxyacetate. CAS Number: 690-83-5. EINECS: 211-715-7.

Main Applications
PolymerizationCoatings

Product Appearance & Packaging

Product Specifications

Product NameTert-Amyl peroxyacetate
Chemical NameTert-Amyl peroxyacetate
CAS Number690-83-5
EINECS/ELINCS No.211-715-7
Molecular Weight146.2 g/mol
Active Oxygen Content6.48%
AppearanceClear liquid
UN ClassificationOrganic peroxide type D; liquid, Division 5.2; UN 3105
Packaging20 kg
Organic peroxide type D; liquid, Division 5.2; UN 3105

Industrial Applications

Applied in solution and non-aqueous dispersion polymerization and methacrylates for manufacture of coatings. Typically combined with another initiator such as dibenzoyl peroxide or tert-Butyl peroxy-2-ethylhexanoate.

Half-Life Data

Half-life (t½) data for Tert-Amyl peroxyacetate measured in chlorobenzene:

Half-Life (t½)Temperature
0.1 hr134°C (273.2°F)
1 hr114°C (237.2°F)
10 hr96°C (204.8°F)

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.

60°C
SADT

Recommended Storage

30°C
Maximum Storage Temp (Ts Max.)
3 months
Shelf Life

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

Major Decomposition Products

In the event of thermal decomposition, Tert-Amyl peroxyacetate produces the following major decomposition products:

tert-ButanolAcetic acidDi-tert-butyl etherMethaneEthane