Description

4-tert-Butylphenol (CAS NO 98-54-4) is a versatile alkylated phenol derivative widely used as a key chemical intermediate in industrial synthesis. Its value lies in its ability to act as a building block for antioxidants, UV stabilizers, and high-performance polymers, offering enhanced thermal and oxidative stability to final products. This compound is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking to improve product longevity and performance.

Application

• Polymer Additives: Primary intermediate for the synthesis of phenolic antioxidants (e.g., AO-1010, AO-1076) and UV light stabilizers used in plastics, rubbers, and synthetic fibers.
• Resin Manufacturing: Key monomer or modifier in the production of epoxy resins, phenolic resins, and polycarbonates, improving flexibility and chemical resistance.
• Agrochemical Intermediates: Used in the synthesis of certain pesticides, herbicides, and plant growth regulators.
• Surfactants & Lubricants: Building block for oil-soluble surfactants, demulsifiers, and extreme pressure additives in lubricant formulations.
• Pharmaceutical Synthesis: Intermediate in the manufacture of certain drugs and disinfectants.
• Fragrance and Dye Intermediates: Used in the synthesis of specific fragrance compounds and dye couplers.

Basic Information

Product Name	4-tert-Butylphenol
CAS No.	98-54-4
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	p-tert-Butylphenol; PTBP; 4-(1,1-Dimethylethyl)phenol; 4-tert-Butylphenol; Butylphen; p-Tertiary butyl phenol; 1-Hydroxy-4-tert-butylbenzene; Phenol, 4-(1,1-dimethylethyl)-
EINECS	202-679-0

Quality Control

Our 4-tert-Butylphenol is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation, to ensure it meets precise specifications for industrial applications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Melting Point	98°C - 101°C
Color (APHA)	≤ 30
Water Content (KF)	≤ 0.1%

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