Description

4-(2-Aminophenyl)Benzoic Acid is a versatile bifunctional organic compound featuring both an aromatic amine and a carboxylic acid group, making it a valuable building block in advanced chemical synthesis. Its molecular structure is critical for creating complex molecules with specific electronic and binding properties. This intermediate is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science industries developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with fused ring systems or specific receptor-targeting motifs.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators that require specific aromatic amine-carboxylic acid architectures.
• Ligand and Catalyst Development: Serves as a starting material for creating chelating ligands used in homogeneous catalysis and metal-organic frameworks (MOFs).
• Polymer and Material Science: Incorporated into polymer backbones or as a functional monomer to impart specific properties like UV-absorption, adhesion, or chemical reactivity to advanced materials.
• Dye and Pigment Intermediate: Utilized in the synthesis of complex organic dyes and pigments, where its amine group allows for diazotization and further coupling reactions.
• Research & Development: A valuable tool in academic and industrial R&D for exploring new chemical entities and reaction pathways in medicinal and synthetic chemistry.

Basic Information

Product Name	4-(2-Aminophenyl)Benzoic Acid
CAS No.	5730-77-8
Molecular Formula	C13H11NO2
Molecular Weight	213.23 g/mol
Synonyms	[2-Aminophenyl]-4-benzoic Acid; 4-(2-Aminophenyl)benzoic acid; 2-Amino[1,1'-biphenyl]-4-carboxylic Acid; 4-Carboxy-2-aminobiphenyl; Biphenyl-4-carboxylic acid, 2-amino-; 2-Amino-4'-carboxybiphenyl; 4'-Carboxy-2-aminobiphenyl; 2-Aminobiphenyl-4-carboxylic acid
EINECS	227-231-5

Quality Control

Our 4-(2-Aminophenyl)Benzoic Acid is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with detailed results for all critical parameters, supporting your quality assurance and regulatory compliance needs. Specifications can be tailored to meet the requirements of various applications, including pharmaceutical development.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (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.