Description

4,4'-Dihydroxy-Biphenyl-2-Carboxylic Acid is a high-purity, multifunctional aromatic compound that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both phenolic hydroxyl and carboxylic acid functional groups, makes it a versatile intermediate for creating complex molecules with tailored properties. This compound is essential for research and development in the pharmaceutical, agrochemical, and specialty polymer industries, where it is used to synthesize active ingredients and high-performance materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs), cardiovascular agents, and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Building block for developing advanced herbicides, fungicides, and plant growth regulators.
• Polymer & Liquid Crystal Chemistry: Monomer for producing high-performance engineering plastics, epoxy resins, and liquid crystal polymers (LCPs) due to its rigid biphenyl core.
• Dye & Pigment Manufacturing: Intermediate in the production of advanced organic dyes and pigments, particularly azo dyes.
• Research & Development: Valuable reagent in academic and industrial R&D for exploring new synthetic pathways and material science applications.
• Crosslinking Agent: Used in the formulation of specialty coatings and adhesives where thermal and chemical resistance is required.

Basic Information

Product Name	4,4'-Dihydroxy-Biphenyl-2-Carboxylic Acid
CAS No.	53197-57-2
Molecular Formula	C13H10O4
Molecular Weight	230.22 g/mol
Synonyms	2-Carboxy-4,4'-dihydroxybiphenyl; 4,4'-Dihydroxybiphenyl-2-carboxylic acid; 2-Biphenylcarboxylic acid, 4,4'-dihydroxy-; 4,4'-Biphenyldiol-2-carboxylic acid; [1,1'-Biphenyl]-2-carboxylic acid, 4,4'-dihydroxy-; DHBP-CA; 4,4'-Dihydroxy-2-biphenylcarboxylic acid
EINECS	Contact for details

Quality Control

Our 4,4'-Dihydroxy-Biphenyl-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and incompatible materials. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	250°C - 255°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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