Description

2,6-Di-tert-Butyl-4-Phenylphenol is a sterically hindered phenolic compound widely recognized for its antioxidant properties. This compound is crucial for protecting materials from oxidative degradation, thereby extending their functional lifespan and maintaining performance integrity. It is primarily utilized by manufacturers in the polymer, rubber, and specialty chemical industries seeking to enhance the stability of their products.

Application

• Primary antioxidant and stabilizer in polyolefins (e.g., polyethylene, polypropylene) and other polymers.
• Additive in synthetic rubbers and elastomers to prevent chain scission and cross-linking during processing and service.
• Stabilizing component in lubricants, greases, and industrial fluids to inhibit oxidation and viscosity increase.
• Intermediate in the synthesis of more complex hindered phenol antioxidants and specialty chemicals.
• Protective agent in adhesives, sealants, and coatings to ensure long-term durability.
• Used in research and development for studying antioxidant mechanisms and developing new stabilization systems.

Basic Information

Product Name	2,6-Di-tert-Butyl-4-Phenylphenol
CAS No.	2668-47-5
Molecular Formula	C20H26O
Molecular Weight	282.42 g/mol
Synonyms	2,6-Di-tert-butyl-4-phenylphenol; 4-Phenyl-2,6-di-tert-butylphenol; Phenol, 2,6-bis(1,1-dimethylethyl)-4-phenyl-; DBPP; Antioxidant DBPP; Butylated Hydroxyphenylbenzene; 2,6-Di-t-butyl-4-phenylphenol; 4-Phenyl-2,6-di-t-butylphenol
EINECS	220-218-8

Quality Control

Our production of 2,6-Di-tert-Butyl-4-Phenylphenol adheres to stringent quality management protocols. Every batch is analyzed to ensure it meets precise chemical and physical specifications, with a typical purity of ≥98.0% (by HPLC). A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your formulation 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 product is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen to preserve efficacy.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Melting Point	100 - 104 °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.