Description

4-Amino-1-Hydroxy-2-Naphthoic Acid is a specialized naphthalene derivative that serves as a crucial intermediate in advanced organic synthesis. Its unique structure, featuring both amino and hydroxycarboxylic acid functional groups, makes it a valuable building block for creating complex molecules with specific optical and chemical properties. This compound is primarily sought after by manufacturers in the pharmaceutical and fine chemical industries for research and production purposes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with naphthalene-based structures.
• Dye and Pigment Manufacturing: Used in the production of specialized azo dyes and organic pigments, contributing to color strength and stability.
• Ligand Synthesis: Serves as a starting material for creating chelating agents and ligands used in catalysis and metal complexation.
• Research & Development: Employed in academic and industrial R&D for exploring new synthetic pathways and novel chemical entities.
• Fine Chemical Production: An intermediate for manufacturing other high-value, low-volume specialty chemicals.

Basic Information

Product Name	4-Amino-1-Hydroxy-2-Naphthoic Acid
CAS No.	13065-87-7
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	1-Hydroxy-4-amino-2-naphthoic acid; 4-Amino-1-naphthol-2-carboxylic acid; 4-Amino-1-hydroxy-2-naphthalenecarboxylic acid; 2-Naphthoic acid, 4-amino-1-hydroxy-; 1-Hydroxy-4-aminonaphthalene-2-carboxylic acid; 4-Amino-1-naphthol-2-carboxylic acid; AHNA
EINECS	235-943-6

Quality Control

Our 4-Amino-1-Hydroxy-2-Naphthoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with key parameters including assay, impurity profile, and physical characteristics. Our quality commitment ensures the material meets the stringent requirements for use in pharmaceutical and fine chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). The compound may be light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	Yellow to brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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