Description

4'-(1,1-Dimethylethyl)[1,1'-Biphenyl]-4-Ol is a substituted biphenyl derivative, specifically a tert-butylphenol, which serves as a versatile intermediate in advanced organic synthesis. Its molecular structure, featuring a phenolic hydroxyl group and a bulky tert-butyl substituent, makes it a valuable building block for creating complex molecules with tailored properties. This compound is particularly relevant for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly those requiring a sterically hindered phenolic moiety.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where the biphenyl core provides structural stability.
• Polymer & Resin Modifier: Acts as a monomer or additive in specialty polymers, such as epoxy resins or polycarbonates, to enhance thermal stability and oxidative resistance.
• Liquid Crystal & OLED Materials: Serves as a precursor in the manufacture of organic electronic materials, where its rigid biphenyl structure is beneficial.
• Antioxidant Precursor: Utilized in the development of high-performance phenolic antioxidants for fuels, lubricants, and plastics.
• UV Stabilizer Synthesis: A starting material for creating light stabilizers that protect polymers and coatings from photodegradation.

Basic Information

Product Name	4'-(1,1-Dimethylethyl)[1,1'-Biphenyl]-4-Ol
CAS No.	19812-92-1
Molecular Formula	C₁₆H₁₈O
Molecular Weight	226.31 g/mol
Synonyms	4-(4-tert-Butylphenyl)phenol; 4'-tert-Butyl-4-biphenylol; 4'-tert-Butylbiphenyl-4-ol; 4-Hydroxy-4'-tert-butylbiphenyl; p-tert-Butylphenyl phenyl ether (common misnomer); 1,1'-Biphenyl-4-ol, 4'-(1,1-dimethylethyl)-; 4-(p-tert-Butylphenyl)phenol; TBPP
EINECS	243-324-5

Quality Control

Our 4'-(1,1-Dimethylethyl)[1,1'-Biphenyl]-4-Ol is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent chemical identity. Certificates of Analysis (COA) detailing purity, impurity profiles, and physical characteristics are provided with each shipment to support your quality assurance and regulatory compliance needs.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	165 - 170 °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.