Description

4,4'-Dichloro(1,1'-Biphenyl)-2-Carboxylic Acid Methyl Ester is a high-purity biphenyl derivative, a critical advanced intermediate for synthesizing complex organic molecules. Its value lies in providing a functionalized, halogenated aromatic core that enables precise downstream chemical modifications. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it serves as a key building block for active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for compounds requiring a substituted biphenyl scaffold.
• Agrochemical Synthesis: Used as a precursor in the manufacture of advanced herbicides, fungicides, and insecticides, leveraging its halogenated structure for bioactivity.
• Liquid Crystal & OLED Material Research: Serves as a foundational unit in the development of specialty organic electronic materials due to its rigid biphenyl core and ester functionality.
• Organic Synthesis & Catalysis: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and as a ligand precursor in catalytic systems, offering versatile reactivity.
• Polymer & Resin Modifier: Acts as a monomer or additive to introduce aromaticity and specific functional groups into polymer chains, enhancing material properties.
• Academic & Industrial R&D: A valuable standard and starting material for methodological development and exploration of new chemical spaces in laboratory settings.

Basic Information

Item	Details
Product Name	4,4'-Dichloro(1,1'-Biphenyl)-2-Carboxylic Acid Methyl Ester
CAS No.	55702-42-6
Molecular Formula	C15H12Cl2O2
Molecular Weight	295.16 g/mol
Synonyms	Methyl 4,4'-Dichlorobiphenyl-2-carboxylate; 2-(4-Chlorophenyl)-4-chlorobenzoic Acid Methyl Ester; 4,4'-Dichloro-2-biphenylcarboxylic Acid Methyl Ester; Biphenyl-2-carboxylic Acid, 4,4'-Dichloro-, Methyl Ester; Methyl 4,4'-Dichloro[1,1'-biphenyl]-2-carboxylate; 4,4'-Dichlorobiphenyl-2-carboxylic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our 4,4'-Dichloro(1,1'-Biphenyl)-2-Carboxylic Acid Methyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical parameters are provided and available upon request, supporting 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 controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. The container should be kept tightly sealed when not in use to maintain product integrity.

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	≤ 20 ppm

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