Description

4-(3-Hydroxyphenyl)Benzoic Acid is a high-purity organic compound featuring a biphenyl core substituted with both a carboxylic acid and a phenolic hydroxyl group. This unique bifunctional structure makes it a valuable pharmaceutical intermediate and a versatile building block for advanced organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing anti-inflammatory properties.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators due to its bioactive phenolic structure.
• Liquid Crystal & OLED Materials: Acts as a core building block for creating advanced organic electronic materials, such as liquid crystals and charge-transport layers in OLED devices.
• Polymer Modification: Employed to introduce polar functional groups into polymer chains, enhancing properties like adhesion, dyeability, or biocompatibility.
• Coordination Chemistry & Ligand Synthesis: Useful for synthesizing chelating ligands for metal complexes used in catalysis, imaging, or material science.
• Chemical Research & Development: A versatile starting material for academic and industrial R&D exploring new chemical entities and reaction pathways.

Basic Information

Product Name	4-(3-Hydroxyphenyl)Benzoic Acid
CAS No.	220950-35-6
Molecular Formula	C13H10O3
Molecular Weight	214.22 g/mol
Synonyms	[4-(3-Hydroxyphenyl)phenyl]formic acid; 3'-Hydroxy-[1,1'-biphenyl]-4-carboxylic acid; 4-(3-Hydroxy-phenyl)-benzoic acid; 4-Carboxy-3'-hydroxybiphenyl; Biphenyl-4-carboxylic acid, 3'-hydroxy-; 4-(m-Hydroxyphenyl)benzoic Acid
EINECS	Contact for details

Quality Control

Our 4-(3-Hydroxyphenyl)Benzoic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and FTIR, to ensure identity, purity, and consistency. We provide full traceability and Certificates of Analysis (COA) are available for all shipments. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical synthesis processes.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials such as strong oxidizing agents, strong bases, and acid chlorides.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.