tert-Butyl peroxypivalate, 75%

tert-Butyl peroxypivalate, 75%. CAS Number: 927-07-1. EINECS: 213-147-2.

Main Applications
Polymerization

Product Appearance & Packaging

Product Specifications

Product Nametert-Butyl peroxypivalate, 75%
Chemical Nametert-Butyl peroxypivalate, 75%
CAS Number927-07-1
EINECS/ELINCS No.213-147-2
Molecular Weight174.2 g/mol
Active Oxygen Content9.18%
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 for (co)polymerization of ethylene, styrene, vinyl chloride and acrylates.

Half-Life Data

Half-life (t½) data for tert-Butyl peroxypivalate, 75% measured in chlorobenzene:

Half-Life (t½)Temperature
0.1 hr83°C
1 hr64°C
10 hr47°C

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

-15°C
Maximum Storage Temp (Ts Max.)
-25°C
Minimum Storage Temp (Ts Min.)
3 months
Shelf Life

Note: When stored according to these recommended conditions, tert-Butyl peroxypivalate, 75% 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 peroxypivalate, 75% produces the following major decomposition products:

Carbon dioxideAcetonetert-Butanol