Description

4-Amino-3-Hydroxybenzoic Acid is a versatile aromatic compound that serves as a key building block in advanced organic synthesis. Its bifunctional structure, featuring both amino and hydroxy groups on the benzoic acid core, makes it a valuable intermediate for creating complex molecules with specific properties. This chemical is primarily utilized by the pharmaceutical, agrochemical, and specialty chemical industries for research and production purposes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds targeting specific biological pathways.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a key intermediate for producing azo dyes and other complex colorants.
• Polymer Modification: Acts as a monomer or additive to introduce functional groups into polymer chains, enhancing properties like adhesion or UV stability.
• Research & Development: Employed in academic and industrial R&D labs for exploring new chemical entities and reaction pathways.
• Coordination Chemistry: Functions as a ligand for metal ions, useful in catalysis and material science applications.

Basic Information

Product Name	4-Amino-3-Hydroxybenzoic Acid
CAS No.	2374-03-0
Molecular Formula	C7H7NO3
Molecular Weight	153.14 g/mol
Synonyms	3-Hydroxy-4-aminobenzoic acid; 4-Amino-3-hydroxybenzoic acid; Benzoic acid, 4-amino-3-hydroxy-; 3-Hydroxyanthranilic acid; 4-Amino-3-hydroxy-benzoic acid; 2-Amino-5-carboxyphenol; 3-Hydroxy-4-aminobenzoate
EINECS	219-154-7

Quality Control

Our 4-Amino-3-Hydroxybenzoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability, consistency, and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Off-white to light brown 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

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