Description

M,M'-Dicarboxybiphenyl CAS NO 612-87-3 is a high-purity aromatic dicarboxylic acid derivative, serving as a critical building block in advanced organic synthesis. This compound is valued for its rigid biphenyl core and dual carboxylic acid functionalities, which enable precise molecular design and robust chemical performance. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty polymer industries seeking to develop novel compounds with enhanced properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting specific receptors.
• Liquid Crystal & OLED Materials: Serves as a core monomer for constructing high-performance liquid crystal polymers and organic light-emitting diode (OLED) materials.
• Polymer & Resin Modifier: Used to introduce rigidity and thermal stability into polyesters, polyamides, and epoxy resin systems.
• Agrochemical Synthesis: Intermediate in the production of advanced herbicides, fungicides, and plant growth regulators.
• Metal-Organic Frameworks (MOFs): Acts as an organic linker in the construction of porous MOF materials for catalysis and gas storage.
• Dye & Pigment Manufacturing: Building block for creating complex organic dyes and high-stability pigments.
• Cross-linking Agent: Utilized in coatings and adhesives formulations to enhance cross-link density and durability.
• Research & Development: Valuable reagent for academic and industrial research in organic chemistry and material science.

Basic Information

Product Name	M,M'-Dicarboxybiphenyl
CAS No.	612-87-3
Molecular Formula	C14H10O4
Molecular Weight	242.23 g/mol
Synonyms	4,4'-Biphenyldicarboxylic Acid; [1,1'-Biphenyl]-4,4'-dicarboxylic Acid; p,p'-Biphenyldicarboxylic Acid; 4,4'-Dicarboxybiphenyl; Biphenyl-4,4'-dicarboxylic Acid; BPDC; BDA; 4-Carboxy-4'-biphenylcarboxylic Acid
EINECS	210-318-5

Quality Control

Our M,M'-Dicarboxybiphenyl is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for high-purity intermediates. Certificates of Analysis (COA) detailing all test results are provided with every 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 strong acids, bases, and oxidizing agents. The product is stable under recommended conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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