Description

tert-Pentyl 2,2-Dimethylperoxybutyrate CAS NO 93778-67-7 is a specialized organic peroxide initiator widely used in industrial polymerization processes. This compound is valued for its controlled decomposition rate, which is critical for achieving specific polymer properties and ensuring process safety. It is an essential component for manufacturers in the plastics, rubber, and resin industries seeking to optimize production efficiency and product performance.

Application

• Polymerization Initiator: Primarily used as a free-radical initiator for the production of polymers like polyethylene (LDPE), polystyrene (PS), and polyvinyl chloride (PVC).
• Crosslinking Agent: Employed in the curing and crosslinking of unsaturated polyester resins and silicone rubbers to enhance thermal and mechanical stability.
• Chemical Synthesis: Serves as an oxidizing agent or radical source in selective organic synthesis reactions for specialty chemicals.
• Adhesive & Coating Production: Used in the formulation of high-performance adhesives, sealants, and radiation-curable coatings.
• Composite Materials: Integral to the manufacturing of fiber-reinforced plastics (FRP) and other composite materials requiring precise curing profiles.

Basic Information

Product Name	tert-Pentyl 2,2-Dimethylperoxybutyrate
CAS No.	93778-67-7
Molecular Formula	C11H22O4
Molecular Weight	218.29 g/mol
Synonyms	tert-Amyl 2,2-Dimethylperoxybutyrate; 1,1-Dimethylethyl 2,2-Dimethylperoxybutyrate; 2,2-Dimethylperoxybutyric Acid tert-Pentyl Ester; tert-Pentyl Peroxy-2,2-dimethylbutyrate; Peroxide, tert-pentyl 2,2-dimethylbutyrate; TBPA; TBPA-50; Luperox 233
EINECS	Contact for details

Quality Control

Our tert-Pentyl 2,2-Dimethylperoxybutyrate is manufactured under stringent quality management systems. Each batch undergoes rigorous analytical testing, including assay by HPLC and active oxygen content determination, to ensure high purity and consistent performance. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

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

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Assay (by HPLC)	≥ 95.0 %
Active Oxygen Content	≥ 7.3 %
Identification (IR)	Conforms
Density (at 20°C)	0.89 - 0.91 g/cm³
Refractive Index (n20D)	1.410 - 1.415

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