Description

T-Butyl p-Benzoyl Perbenzoate is a high-purity organic peroxide widely used as a free-radical initiator in polymerization reactions. Its controlled decomposition characteristics are critical for achieving optimal polymer properties and consistent production outcomes. This compound is essential for manufacturers in the plastics, rubber, and specialty polymer industries seeking reliable and efficient initiation for high-temperature processes.

Application

• Polymerization Initiator: A key component for initiating the free-radical polymerization of monomers such as styrene, vinyl chloride, and acrylates.
• Crosslinking Agent: Used in the curing and crosslinking of unsaturated polyester resins and other thermosetting polymers.
• Synthesis Intermediate: Serves as an intermediate in organic synthesis for introducing peroxy functional groups.
• High-Temperature Processing: Particularly valued in applications requiring a higher decomposition temperature for safer handling and controlled reaction kinetics.
• Rubber Vulcanization: Employed in the production and modification of synthetic rubbers.

Basic Information

Product Name	T-Butyl p-Benzoyl Perbenzoate
CAS No.	71616-77-8
Molecular Formula	C18H18O4
Molecular Weight	298.33 g/mol
Synonyms	tert-Butyl peroxybenzoate; TBPPB; 4-(tert-Butylperoxycarbonyl)benzophenone; p-Benzoyl tert-Butyl Perbenzoate; tert-Butyl 4-(benzoyloxy)perbenzoate; Peroxide, tert-butyl 4-(benzoyloxy)benzoate; Benzoic acid, 4-(benzoyloxy)-, 1,1-dimethylethyl ester
EINECS	Contact for details

Quality Control

Our T-Butyl p-Benzoyl Perbenzoate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed to confirm identity, assay, and impurity profiles. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat, sparks, and incompatible materials such as reducing agents, acids, and bases. Recommended storage temperature is 15-25°C. This product is a strong oxidizer and light-sensitive; handle and store with appropriate precautions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0 %
Melting Point	Contact for details
Loss on Drying	≤ 0.5 %
Active Oxygen	Contact for details

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