Description

3-Ethyl-[1,1'-Biphenyl]-4-Carboxylic Acid is a high-purity biphenyl derivative carboxylic acid, serving as a critical building block in advanced organic synthesis. Its value lies in its functionalized aromatic structure, which provides a versatile platform for constructing complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries who require reliable, high-quality intermediates for their development and production processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting central nervous system and inflammatory diseases.
• Agrochemical Synthesis: Used in the development of novel herbicides and fungicides, leveraging its biphenyl core for enhanced biological activity.
• Liquid Crystal & OLED Materials: Serves as a foundational unit for creating advanced organic electronic materials, including liquid crystal displays (LCDs) and organic light-emitting diodes (OLEDs).
• Polymer & Resin Modifier: Incorporated into specialty polymers to improve thermal stability, mechanical strength, and chemical resistance.
• Organic Synthesis Building Block: Utilized in cross-coupling reactions (e.g., Suzuki, Heck) and other catalytic processes to construct complex polycyclic aromatic systems.
• Research & Development: A valuable reagent for academic and industrial R&D in medicinal chemistry and material science for exploring new molecular entities.

Basic Information

Product Name	3-Ethyl-[1,1'-Biphenyl]-4-Carboxylic Acid
CAS No.	108478-11-1
Molecular Formula	C15H14O2
Molecular Weight	226.27 g/mol
Synonyms	4'-Ethylbiphenyl-4-carboxylic Acid; 3-Ethylbiphenyl-4-carboxylic Acid; 4-Carboxy-4'-ethylbiphenyl; 4'-Ethyl-[1,1'-biphenyl]-4-carboxylic acid; 3-Ethyl-4-biphenylcarboxylic Acid; NSC 339586; Biphenyl-4-carboxylic acid, 4'-ethyl-
EINECS	Contact for details

Quality Control

Our 3-Ethyl-[1,1'-Biphenyl]-4-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes. Our production adheres to cGMP principles where applicable, ensuring reliability for your most demanding synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled 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%
Related Substances (HPLC)	Total impurities ≤ 2.0%
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.