Enox 101 2,5-Dimethyl-2,5-bis(tert-butylperoxy)hexane 78-63-7

Chemical name: 2,5-dimethyl-2,5-bis(tert-butylperoxy)hexane

CAS-No: 78-63-7


Introduction:Enox®101 is a low volatility, light yellow transparent liquid, is a dialkyl organic peroxide. It is used as a free radical donor for cross-linking of polymers (such as silicone rubber, EPDM rubber, polyethylene, etc.) (temperature ≥170℃; dosage: 0.5-3%, depending on the different polymers) and degradation of polypropylene (temperature: 200-220℃; dosage: 0.01-0.1%).

safety data

Flash point (closed): 65°C

Self-accelerated decomposition temperature (SADT): 80°C

Alarm Temperature(Tem): 75°C

UN-No: 3103

China Hazardous Chemical Number (CN-No): 52005

Physical and chemical properties

Status: Liquid

Specific gravity: 0.8

Refractive index: 1.420

Melting point: 8°C

Theoretical active oxygen content: 11.02%

Main quality indicators

Appearance: light yellow transparent oily liquid

Content: 94%-98%

Chromaticity: 60 Kuroseng Max

Fe: Max.0.0003%

Half-life data

Activation energy: 36.0kcal/mole

10-hour half-life temperature: 118°C

1 hour half-life temperature: 138°C

1-minute half-life temperature: 177°C


Soluble in alcohols, esters, ethers, hydrocarbon organic solvents, insoluble in water.

Dilute packaging and storage

20kg, 25kg PE drum

Store at 10-30℃ in a cool and ventilated place.

Formulated products

Enox101-80MO Enox101-C8BS-45PS

Enox101-50D-PD Enox101-C8-PS Anti-Yellowing

Enox101-45D-PD Enox101-C8S-30-PS Anti-Yellowing

Enox101-50-ps Enox101-c15s-ps anti-yellowing

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