Description

1,1,3-Tris(2-Methyl-4-Hydroxy-5-tert-Butylphenyl)Butane is a high-performance phenolic antioxidant widely recognized for its exceptional stabilizing properties. This compound is critical for protecting polymers and other sensitive materials from thermal and oxidative degradation, thereby extending product lifespan and maintaining performance integrity. It is an essential additive for manufacturers in the plastics, rubber, and synthetic fiber industries who require reliable, long-term stabilization solutions for their formulations.

Application

• Primary antioxidant for polyolefins (e.g., PP, PE) to prevent thermal oxidation during processing and service.
• Stabilizer for engineering plastics, styrenic polymers (PS, ABS, HIPS), and elastomers to enhance durability.
• Additive in adhesives, sealants, and synthetic fibers to improve resistance to heat and environmental aging.
• Used in petroleum-based products like lubricants and greases to inhibit oxidation and sludge formation.
• Stabilizing component in food-contact compliant polymers and packaging materials (subject to regulatory approval for specific grades).
• Synergistic component in antioxidant blends with phosphites or thioesters for comprehensive stabilization systems.

Basic Information

Product Name	1,1,3-Tris(2-Methyl-4-Hydroxy-5-tert-Butylphenyl)Butane
CAS No.	1843-03-4
Molecular Formula	C₄₇H₆₄O₃
Molecular Weight	701.01 g/mol
Synonyms	Topanol CA; Antioxidant CA; 1,1,3-Tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane; Tris(2-methyl-4-hydroxy-5-tert-butylphenyl)butane; 2,2'-Thiobis(6-tert-butyl-4-methylphenol); Butylated Hydroxytoluene derivative; Phenolic antioxidant 330; AO 330
EINECS	217-420-7

Quality Control

Our production of 1,1,3-Tris(2-Methyl-4-Hydroxy-5-tert-Butylphenyl)Butane adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, melting point determination, and impurity profiling, to ensure it meets precise customer and industry specifications. Certificates of Analysis (COA) documenting purity, physical properties, and performance characteristics are available for all shipments.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, containers should be kept in original packaging or opaque containers until use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Melting Point	240 - 245 °C
Loss on Drying	≤ 0.5 %
Ash Content	≤ 0.1 %

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