Description

Di-tert-Butyl Peroxyhexahydroterephthalate is a high-purity organic peroxide widely used as a polymerization initiator and crosslinking agent. Its controlled decomposition characteristics are critical for initiating free-radical reactions in polymer synthesis and resin curing processes. This compound is essential for manufacturers in the plastics, rubber, and specialty coatings industries seeking reliable and efficient initiation for high-performance materials.

Application

• Polymerization Initiator: Used for the production of polystyrene, polyethylene, polyvinyl chloride (PVC), and other vinyl polymers.
• Crosslinking Agent: Facilitates the curing and crosslinking of unsaturated polyester resins (UPR) for fiberglass-reinforced plastics (FRP) and composite materials.
• Synthetic Rubber Manufacturing: Employed in the synthesis of styrene-butadiene rubber (SBR) and other elastomers.
• Acrylic Resin Production: Initiates the polymerization of methyl methacrylate (MMA) for acrylic sheets, molding compounds, and coatings.
• Thermoset Resin Curing: Key component in the curing cycles for high-temperature resistant resins used in electrical laminates and automotive parts.
• Chemical Intermediate: Serves as a source of tert-butoxy radicals in organic synthesis for specialty chemicals.

Basic Information

Product Name	Di-tert-Butyl Peroxyhexahydroterephthalate
CAS No.	43039-86-7
Molecular Formula	C16H30O6
Molecular Weight	318.41 g/mol
Synonyms	Di-tert-butyl 1,4-cyclohexanedicarboxylate diperoxide; Di-tert-butyl peroxyhexahydro-1,4-benzenedicarboxylate; Di-tert-butyl peroxy-1,4-cyclohexanedicarboxylate; Perhexahydroterephthalic Acid Di-tert-butyl Ester; DTBPHTP; 1,1'-(1,4-Cyclohexanediyl)bis[1,1-dimethylethyl] diperoxy dicarboxylate; Luperox 331; Trigonox 22
EINECS	256-054-9

Quality Control

Our Di-tert-Butyl Peroxyhexahydroterephthalate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay by iodometric titration and purity verification by HPLC, to ensure it meets precise specifications for active oxygen content and impurity profiles. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee traceability and batch-to-batch consistency for your production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and open flame. Recommended storage temperature is below 30°C (86°F). Keep away from incompatible materials such as reducing agents, strong acids, bases, and metals. Isolate from other stored chemicals.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (Active Oxygen)	≥ 98.0 %
Purity (HPLC)	≥ 99.0 %
Melting Point	55 - 60 °C
Loss on Drying	≤ 0.5 %
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.