Details
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Chemical Name: Bis(tert-butyldioxyisopropyl)benzene
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CAS Number: 25155-25-3
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Molecular Formula: C20H34O4
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Molecular Weight: 338.48 g/mol
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Appearance: White or yellowish powder, often diluted with inert materials like calcium carbonate for ease of handling
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Purity: ≥96% (technical grade)
Properties
The following table outlines the key physical and chemical properties of Bis(tert-butyldioxyisopropyl)benzene, sourced from ChemicalBook.
|
Property |
Value |
|---|---|
|
Melting Point |
44-48 °C |
|
Boiling Point |
434.61°C (rough estimate) |
|
Density |
1.63 g/mL at 25 °C |
|
Vapor Pressure |
0 Pa at 20°C |
|
Refractive Index |
1.6000 (estimate) |
|
Flash Point |
>230 °F |
|
Water Solubility |
<0.1 g/100 mL at 21 °C |
|
LogP |
7.3 at 20°C |
|
Molecular Formula |
C20H34O4 |
|
Molecular Weight |
338.48 g/mol |
Usage
Bis(tert-butyldioxyisopropyl)benzene is primarily used as a crosslinking agent for various plastics and rubbers, facilitating the formation of strong chemical bonds that enhance material durability. It is also employed as a degrading agent for polypropylene to improve its flow properties during processing.
Examples of Applications:
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Cable Insulation: Crosslinks polyethylene (PE) to produce durable insulation for electrical cables, as noted by Alfa Chemical.
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Automotive Seals: Used in EPDM rubber to manufacture weather-resistant seals for automotive applications.
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Foam Products: Enhances the structure of ethylene vinyl acetate (EVA) copolymers for lightweight, flexible foam used in footwear and packaging.
Packaging and Transportation
Bis(tert-butyldioxyisopropyl)benzene is typically packaged in 20 kg cartons, with other quantities available based on supplier specifications, as indicated by Haihang Industry. As an organic peroxide classified under UN 3106, Class 5.2, it must be transported in compliance with international hazardous materials regulations to ensure safe handling and prevent decomposition.
Storage
Store Bis(tert-butyldioxyisopropyl)benzene in a cool, dry, well-ventilated area away from direct sunlight and heat sources. Maintain storage temperatures below 40°C to prevent decomposition, and keep containers tightly closed. Compliance with local regulations for storing organic peroxides is essential to ensure safety.