Description

Acetyl Benzoyl Peroxide is a powerful organic peroxide compound widely used as a polymerization initiator and cross-linking agent. Its high reactivity makes it a critical component for initiating free-radical chain reactions in industrial polymer synthesis. This product is essential for manufacturers in the polymer, resin, and specialty chemical industries seeking efficient and controlled initiation for high-quality material production.

Application

• Polymerization Initiator: Primarily used for the free-radical polymerization of monomers such as styrene, vinyl chloride, and acrylates to produce various plastics and resins.
• Cross-linking Agent: Employed in the curing and cross-linking of unsaturated polyester resins (UPR) for fiberglass-reinforced plastics (FRP) and composite materials.
• Synthetic Rubber Production: Acts as an initiator in the production of synthetic rubbers like styrene-butadiene rubber (SBR).
• Acrylic Resin Manufacturing: Key component in the synthesis of acrylic resins used in coatings, adhesives, and sealants.
• Specialty Chemical Synthesis: Utilized as an oxidizing agent in specific organic synthesis reactions within fine chemical production.
• Dental & Medical Materials: Used in the formulation of certain dental composites and bone cements where controlled polymerization is required.

Basic Information

Product Name	Acetyl Benzoyl Peroxide
CAS No.	644-31-5
Molecular Formula	C9H8O4
Molecular Weight	180.16 g/mol
Synonyms	Acetylbenzoyl peroxide; Peroxide, acetyl benzoyl; Benzoyl acetyl peroxide; Acetozone; Acetobenzoyl peroxide; Acetyl peroxide, benzoyl-; AcOBz; 1-(Benzoylperoxy)ethanone
EINECS	211-418-2

Quality Control

Our Acetyl Benzoyl Peroxide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards for peroxide initiators. A comprehensive Certificate of Analysis (COA) detailing assay, purity, and impurity profiles is provided with each shipment to guarantee product integrity and support your quality assurance 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 flames. Keep away from incompatible materials such as reducing agents, strong bases, and heavy metal compounds. Recommended storage temperature is 15-25°C. Due to its peroxide nature, monitor stock regularly and follow all local regulations for peroxide storage.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Active Oxygen Content	≥ 8.0 %
Melting Point	36 - 40 °C
Loss on Drying	≤ 0.5 %
Residue on Ignition	≤ 0.1 %

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