Description

1-Hydroxy-2,6-Di-tert-Butyl-4-Cyclohexylbenzene is a sterically hindered phenolic compound that functions as a highly effective antioxidant and stabilizer. Its molecular structure provides excellent protection against oxidative degradation in various organic matrices, extending the service life and maintaining the performance integrity of end products. This chemical is essential for manufacturers in the polymer, lubricant, and specialty chemical industries seeking to enhance the thermal and oxidative stability of their formulations.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., polyethylene, polypropylene) to prevent polymer degradation during processing and in-service.
• Additive in lubricating oils, greases, and synthetic fluids to inhibit oxidation and sludge formation, extending oil life.
• Stabilizing agent for elastomers, synthetic rubbers, and adhesives to protect against heat and oxygen-induced aging.
• Intermediate in the synthesis of more complex hindered phenol antioxidants and light stabilizers.
• Stabilizer component in hydrocarbon-based fuels and transformer oils to improve oxidative stability.
• Protective additive in cosmetic and personal care formulations where oxidative rancidity is a concern.
• Research and development chemical for studying antioxidant mechanisms and developing new stabilization systems.

Basic Information

Product Name	1-Hydroxy-2,6-Di-tert-Butyl-4-Cyclohexylbenzene
CAS No.	5427-08-7
Molecular Formula	C20H32O
Molecular Weight	288.47 g/mol
Synonyms	4-Cyclohexyl-2,6-di-tert-butylphenol; Phenol, 4-cyclohexyl-2,6-bis(1,1-dimethylethyl)-; 2,6-Di-tert-butyl-4-cyclohexylphenol; Antioxidant 1790; AO-1790; 4-Cyclohexyl-2,6-di-tert-butylphenol; 2,6-Di-t-butyl-4-cyclohexylphenol; 4-Cyclohexyl-2,6-di-t-butylphenol
EINECS	226-575-8

Quality Control

Our production of 1-Hydroxy-2,6-Di-tert-Butyl-4-Cyclohexylbenzene adheres to a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is analyzed against comprehensive specifications using advanced techniques like HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment, supporting your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is easily oxidized and should be kept under an inert atmosphere (e.g., nitrogen) for long-term storage to maintain maximum efficacy. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	125 - 130 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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