Description

4,4'-Dimethoxy-Biphenyl-2-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 methoxy substituents, makes it a versatile intermediate for constructing complex molecular architectures. This compound is essential for research and development in the pharmaceutical and specialty chemical industries, where it is used to create novel active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs), receptor ligands, and other active pharmaceutical ingredients (APIs).
• Liquid Crystal Materials: Serves as a core component in the production of advanced liquid crystal displays (LCDs) due to its rigid biphenyl structure and functional groups.
• Organic Light-Emitting Diodes (OLEDs): Used in the development of electron-transporting or host materials for next-generation display and lighting technologies.
• Polymer Chemistry: Acts as a monomer or chain modifier for engineering plastics and high-performance polymers requiring thermal stability and specific optical properties.
• Agrochemical Synthesis: Intermediate in the creation of novel herbicides and plant growth regulators.
• Dye and Pigment Manufacturing: Building block for synthesizing specialized dyes and optical brighteners.
• Academic & Industrial Research: Valuable reagent for methodological development in cross-coupling reactions and studies of molecular electronics.

Basic Information

Product Name	4,4'-Dimethoxy-Biphenyl-2-Carboxylic Acid
CAS No.	42523-25-1
Molecular Formula	C15H14O4
Molecular Weight	258.27 g/mol
Synonyms	2-Biphenylcarboxylic acid, 4,4'-dimethoxy-; 4,4'-Dimethoxy-2-biphenylcarboxylic acid; 2-Carboxy-4,4'-dimethoxybiphenyl; 2-(4-Methoxyphenyl)-4-methoxybenzoic acid; (4'-Methoxy-[1,1'-biphenyl]-4-yl)oxy)methanol (tautomer); 4,4'-Dimethoxydiphenyl-2-carboxylic Acid; DMOB-COOH; 42523-25-1
EINECS	Contact for details

Quality Control

Our 4,4'-Dimethoxy-Biphenyl-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets the stringent requirements of our global customer base. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full traceability and compliance with relevant industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and organic solvents. The container must be kept tightly closed to prevent contamination and moisture absorption.

Specification

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

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