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Key Documents

Safety Information

441716

Sigma-Aldrich

Bis[1-(tert-butylperoxy)-1-methylethyl]benzene

96%

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About This Item

Linear Formula:
C6H4[C(CH3)2OOC(CH3)3]2
CAS Number:
Molecular Weight:
338.48
EC Number:
MDL number:
UNSPSC Code:
12162002

Assay

96%

composition

active oxygen content, 9 wt. %

t1/2

10 hr(110 °C)

mp

44-48 °C (lit.)
≥80 °C (SADT) (lit.)

SMILES string

CC(C)(C)OOC(C)(C)c1cccc(c1)C(C)(C)OOC(C)(C)C

Application

Free radical polymerization initiator.
Initiates degradation of polypropylene, initiates polymerization and cross-links elastomers and olefins. Acts as a synergist in halogen-containing fire retardant plastics.

Pictograms

Flame

Signal Word

Danger

Hazard Statements

Precautionary Statements

Hazard Classifications

Org. Perox. D

Storage Class Code

5.2 - Organic peroxides and self-reacting hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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