Description

Bis(2-Methylvaleryl) Peroxide is a high-purity organic peroxide widely utilized as a polymerization initiator and crosslinking agent. Its controlled decomposition characteristics are critical for initiating free-radical polymerization reactions, ensuring consistent polymer chain formation and final product properties. This compound is essential for manufacturers in the polymer, resin, and specialty chemical industries seeking reliable and efficient initiators for production processes.

Application

• Polymerization Initiator: Primarily used for the free-radical polymerization of monomers such as vinyl chloride, styrene, and acrylates in the production of PVC, polystyrene, and acrylic resins.
• Crosslinking Agent: Facilitates the crosslinking of unsaturated polyester resins (UPR) and other thermosetting polymers, enhancing mechanical strength and thermal stability in composite materials.
• Curing Agent for Resins: Employed in the curing and hardening processes of fiberglass-reinforced plastics (FRP) and gel coats.
• Synthesis Intermediate: Serves as a key intermediate in organic synthesis for introducing peroxide functional groups.
• Rubber Vulcanization: Acts as a co-agent in the peroxide-cure systems for certain synthetic elastomers.

Basic Information

Product Name	Bis(2-Methylvaleryl) Peroxide
CAS No.	16496-29-0
Molecular Formula	C₁₂H₂₂O₄
Molecular Weight	230.30 g/mol
Synonyms	Di(2-methylvaleryl) peroxide; 2-Methylvaleric acid peroxide; Bis(2-methylpentanoyl) peroxide; 2-Methylpentanoyl peroxide; Valeric acid, 2-methyl-, 1,1'-dihydroperoxide; Peroxide, bis(2-methylvaleryl); Lupersol 288
EINECS	Contact for details

Quality Control

Our Bis(2-Methylvaleryl) Peroxide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. The production process adheres to relevant industry standards for organic peroxides. Comprehensive testing is performed, and a Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flames. Due to its properties of being easily oxidized (store under inert atmosphere) and highly volatile, it is recommended to keep the container tightly sealed under an inert atmosphere (e.g., nitrogen) and at temperatures typically between 15-25°C. Isolate from incompatible materials such as strong acids, reducing agents, and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Peroxide Content)	≥ 98.0 %
Active Oxygen Content	Contact for details
Impurities (by GC)	Contact for details
Density (at 20°C)	~0.95 g/mL
Refractive Index (n20D)	Contact for details

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