Description

2-Methylbutan-2-Yl 3,5,5-Trimethylhexaneperoxoate is a high-purity organic peroxide initiator, a critical component for driving polymerization reactions with efficiency and control. Its value lies in providing reliable, predictable decomposition kinetics, which is essential for achieving consistent polymer properties and optimal production yields. This product is primarily needed by manufacturers in the polymer and resin industries, particularly for the production of specialty plastics, elastomers, and coatings where precise molecular weight and structure are paramount.

Application

This organic peroxide initiator is engineered for high-performance applications requiring controlled radical generation. Its primary uses include:

• Free-Radical Polymerization Initiator: For the production of polyvinyl chloride (PVC), low-density polyethylene (LDPE), and polystyrene (PS).
• Crosslinking Agent: In the manufacture of silicone rubbers, polyethylene wire & cable insulation, and elastomers to enhance thermal and mechanical properties.
• Curing Agent for Unsaturated Polyester Resins: Used in fiber-reinforced plastics (FRP), sheet molding compounds (SMC), and bulk molding compounds (BMC).
• Synthesis of Acrylic Resins and Coatings: Provides controlled initiation for acrylic polymers used in paints, adhesives, and sealants.
• Modifier for Polymer Properties: Assists in grafting, branching, and visbreaking processes to tailor polymer characteristics.

Basic Information

Product Name	2-Methylbutan-2-Yl 3,5,5-Trimethylhexaneperoxoate
CAS No.	68860-54-8
Molecular Formula	C14H28O3
Molecular Weight	244.37 g/mol
Synonyms	tert-Butyl Peroxy-3,5,5-trimethylhexanoate; TBPMH; 3,5,5-Trimethylhexanoyl tert-butyl peroxide; tert-Butyl 3,5,5-trimethylhexaneperoxoate; Peroxide, tert-butyl 3,5,5-trimethylhexanoate; tert-Butyl peroxy-3,5,5-trimethylhexanoate; Trigonox 42S; Luperox 270
EINECS	Contact for details

Quality Control

Our 2-Methylbutan-2-Yl 3,5,5-Trimethylhexaneperoxoate is manufactured under stringent quality management systems. Every batch undergoes rigorous analytical testing, including assay by HPLC and active oxygen content determination, to ensure it meets precise purity and performance specifications. Certificates of Analysis (COA) detailing all quality parameters are provided with each shipment to guarantee traceability and batch-to-batch consistency for your critical processes.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Active Oxygen Content	≥ 6.5 %
Density (20°C)	0.88 - 0.90 g/cm³
Refractive Index (nD20)	1.425 - 1.430

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