Description

1,1,4,4-Tetramethylbutane-1,4-Diyl Bis(Isononaneperoxoate) is a high-purity organic peroxide, a critical class of compounds valued for their role as polymerization initiators and cross-linking agents. This product is engineered to deliver consistent, controlled reactivity, which is essential for ensuring batch-to-batch uniformity and final product performance in advanced manufacturing processes. It is primarily utilized by formulators and production engineers in the polymer, resin, and specialty chemical industries seeking reliable and efficient radical sources.

Application

• Polymerization Initiator: Used as a free-radical source for the production of polymers like polyethylene (PE), polyvinyl chloride (PVC), and polystyrene (PS).
• Cross-linking Agent: Facilitates the formation of three-dimensional networks in elastomers and thermoset resins, enhancing their thermal and mechanical properties.
• Curing Agent for Unsaturated Polyester Resins: Enables the room-temperature or heat-activated curing of resins used in fiberglass, coatings, and composite materials.
• Synthesis of Specialty Chemicals: Serves as an intermediate or initiator in the synthesis of fine chemicals and pharmaceutical intermediates.
• Modifier for Polymer Properties: Used to control molecular weight and branching during polymerization to achieve specific material characteristics.
• Adhesive and Sealant Formulations: Imparts curing properties in high-performance industrial adhesive and sealant systems.

Basic Information

Product Name	1,1,4,4-Tetramethylbutane-1,4-Diyl Bis(Isononaneperoxoate)
CAS No.	29089-67-6
Molecular Formula	C26H50O6
Molecular Weight	458.68 g/mol
Synonyms	1,1,4,4-Tetramethyl-1,4-butanediyl bis(isononaneperoxoate); Di(3,5,5-trimethylhexanoyl peroxide) of 2,5-dimethyl-2,5-bis(2-ethylhexanoylperoxy)hexane; 2,5-Dimethyl-2,5-bis(2-ethylhexanoylperoxy)hexane; Peroxide, bis(1-oxo-3,5,5-trimethylhexyl) 2,5-dimethyl-2,5-bis(1-oxohexyl)hexanedioate; Lupersol 288; Trigonox 29; Luperox 288; Crosslinking Peroxide 288
EINECS	Contact for details

Quality Control

Our 1,1,4,4-Tetramethylbutane-1,4-Diyl Bis(Isononaneperoxoate) is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, active oxygen content, and stability. Certificates of Analysis (COA) documenting these results are provided to guarantee traceability and compliance with your quality assurance protocols.

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 metals. Recommended storage temperature is below 25°C (77°F). This product is a strong oxidizer; observe all relevant safety and handling regulations.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Active Oxygen)	≥ 3.48 %
Purity (HPLC)	≥ 95.0 %
Density (at 20°C)	0.89 - 0.91 g/mL
Refractive Index (n20/D)	1.440 - 1.445

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