Description

4'-tert-Butyl[1,1'-Biphenyl]-4-Carboxylic Acid is a high-purity biphenyl derivative carboxylic acid, serving as a versatile and critical organic intermediate in advanced chemical synthesis. Its value lies in the combination of the stable biphenyl core with a reactive carboxylic acid group and a bulky tert-butyl substituent, which imparts unique steric and electronic properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty materials sectors, particularly for constructing complex molecules, developing ligands, and creating performance additives.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), especially in non-steroidal anti-inflammatory drugs (NSAIDs) and other therapeutic agents.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the biphenyl structure enhances biological activity.
• Ligand and Catalyst Development: Serves as a precursor for chiral ligands in asymmetric catalysis and metal-organic frameworks (MOFs) due to its modifiable carboxylic acid functionality.
• Liquid Crystal & OLED Materials: An important intermediate in the manufacture of specialty chemicals for electronic displays and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into polymers to improve thermal stability, mechanical strength, and other performance characteristics.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for constructing complex organic architectures and exploring new chemical reactions.

Basic Information

Product Name	4'-tert-Butyl[1,1'-Biphenyl]-4-Carboxylic Acid
CAS No.	5748-42-5
Molecular Formula	C17H18O2
Molecular Weight	254.32 g/mol
Synonyms	4'-(tert-Butyl)biphenyl-4-carboxylic acid; 4-(4-tert-Butylphenyl)benzoic acid; 4'-tert-Butyl-4-biphenylcarboxylic acid; 4-Carboxy-4'-tert-butylbiphenyl; p-tert-Butylbiphenyl-4'-carboxylic acid; [1,1'-Biphenyl]-4-carboxylic acid, 4'-(1,1-dimethylethyl)-; TBBCA
EINECS	Contact for details

Quality Control

Our production of 4'-tert-Butyl[1,1'-Biphenyl]-4-Carboxylic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical documentation, including a Certificate of Analysis (COA) for each lot, detailing purity, identity, and impurity profiles. Our quality systems are designed to meet the rigorous standards required for pharmaceutical and fine chemical applications, ensuring reliable supply and technical support for our global partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and heat sources.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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