Description

4-Ethylbiphenyl-3-Carboxylic Acid is a high-purity, functionalized biphenyl derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both a carboxylic acid group and an ethyl-substituted biphenyl core, makes it a versatile intermediate for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical and advanced materials sectors who require precise, high-quality intermediates for developing active pharmaceutical ingredients (APIs) and specialty polymers.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those targeting central nervous system (CNS) disorders.
• Liquid Crystal Materials: Serves as a core structural unit for developing advanced liquid crystal compounds used in display technologies (LCDs) and optical devices.
• Organic Light-Emitting Diodes (OLEDs): Used in the research and production of electron-transport or host materials for more efficient and stable OLED displays and lighting.
• Agrochemical Synthesis: Functions as an intermediate in creating new-generation herbicides and fungicides with improved efficacy and environmental profiles.
• Polymer Modification: Employed to introduce aromatic and carboxylic acid functionality into polymer chains, enhancing thermal stability and mechanical properties of engineering plastics.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new organic reactions and constructing complex polycyclic aromatic systems.

Basic Information

Product Name	4-Ethylbiphenyl-3-Carboxylic Acid
CAS No.	1049130-93-9
Molecular Formula	C15H14O2
Molecular Weight	226.27 g/mol
Synonyms	3'-Ethyl-[1,1'-biphenyl]-4-carboxylic acid; 4-Carboxy-3'-ethylbiphenyl; 3'-Ethylbiphenyl-4-carboxylic Acid; [1,1'-Biphenyl]-4-carboxylic acid, 3'-ethyl-; 4-Ethyl-3-biphenylcarboxylic Acid; Biphenyl-4-carboxylic acid, 3'-ethyl- derivative
EINECS	Contact for details

Quality Control

Every batch of 4-Ethylbiphenyl-3-Carboxylic Acid is manufactured under strict quality management systems and undergoes comprehensive analytical testing to ensure it meets the high standards required for research and industrial synthesis. Our quality control protocols include identity confirmation, purity assay, and impurity profiling using advanced techniques like HPLC and GC-MS. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and batch-to-batch consistency.

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 heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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