What is TAPA (CAS 690-83-5) used for?

TAPA (tert-Amyl peroxyacetate, CAS 690-83-5) is a medium-temperature peroxyester initiator used for the polymerization of ethylene in the high-pressure LDPE process, for styrene polymerization, and for curing unsaturated polyester resins.

What is the 10-hour half-life temperature of TAPA?

The 10-hour half-life temperature of TAPA (CAS 690-83-5) is 96°C. The 1-hour half-life is 114°C and the 0.1-hour half-life is 134°C.

How should TAPA be stored?

TAPA has an SADT of 60°C and a UN number of 3107. It should be stored below 30°C in a cool, well-ventilated area away from heat sources and incompatible materials such as acids and reducing agents.

Where can I buy TAPA from a factory in China?

LAAP manufactures TAPA (CAS 690-83-5) in Lanzhou, China and ships in 20 kg polyethylene drums with REACH/ISO documentation. Request factory-direct pricing, MOQ and free samples at info@lzaux.com.

Ester Peroxides

tert-Amyl peroxyacetate (TAPA)

CAS 690-83-5 · Organic peroxide manufacturer & supplier in China

CAS 690-83-5UN 3107

CAS No.

690-83-5

Formula

C₇H₁₄O₃

Mol. Weight

146.20

UN No.

3107

Physical Properties

AppearanceColorless, clear liquid, diluted with various solvents such as benzene, odorless mineral oil (OMS), or isododecane, depending on the customer's requirements.

Active Oxygen10.94%

SADT60℃

Hazardous TempN/A

Storage Temp--/30℃

Half-Life Data

0.1 hour134℃

1 hour114℃

10 hours96℃

Decomposition Products: tert-butyl alcohol, acetic acid, di-tert-butyl ether, methane, ethane

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Phone

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Email

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Address

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