Description

4-[(1,1-Dimethylethyl)Dioxy]-4-Methylpentan-2-One is a specialized organic peroxide compound, primarily valued as a high-activity initiator for polymerization reactions. Its controlled decomposition characteristics are critical for achieving precise molecular weight and polymer architecture in advanced materials. This chemical is essential for manufacturers in the polymer and specialty chemical industries seeking reliable, high-purity initiators for producing resins, elastomers, and other engineered polymers.

Application

• Polymerization Initiator: A key free-radical initiator for the production of polyvinyl chloride (PVC), polystyrene, and acrylic polymers.
• Cross-linking Agent: Used in the curing and cross-linking of unsaturated polyester resins and silicone rubbers to enhance thermal and mechanical properties.
• Synthesis Intermediate: Serves as a building block in organic synthesis for pharmaceuticals and agrochemicals.
• Adhesive & Coating Formulations: Employed in UV-curable coatings, inks, and high-performance adhesives requiring controlled cure rates.
• Composite Material Production: Facilitates the matrix polymerization in fiber-reinforced plastics and composite materials.

Basic Information

Product Name	4-[(1,1-Dimethylethyl)Dioxy]-4-Methylpentan-2-One
CAS No.	26394-04-7
Molecular Formula	C10H20O3
Molecular Weight	188.26 g/mol
Synonyms	tert-Butyl Peroxy 2-Methyl-2-Butanoate; 2-Methyl-2-[(1,1-dimethylethyl)dioxy]butanal; 2-Methyl-2-[(tert-butylperoxy)]butanal; TBPMB; tert-Butylperoxy 2-methylbutyrate; Peroxide, tert-butyl 2-methyl-2-butenoate; 4-Methyl-4-(tert-butyldioxy)pentan-2-one
EINECS	Contact for details

Quality Control

Our production of 4-[(1,1-Dimethylethyl)Dioxy]-4-Methylpentan-2-One adheres to stringent quality protocols to ensure batch-to-batch consistency and safety. Each lot is analyzed for critical parameters including active oxygen content, purity, and impurity profile. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment 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 strong acids, reducing agents, and heavy metal compounds. Recommended storage temperature is 15-25°C. This product is a strong oxidizer and light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Active Oxygen Content	Contact for details
Related Impurities (GC)	≤ 1.0 % (Total)
Water Content (KF)	≤ 0.5 %

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