Description

4-Amino-1-Naphthoic Acid is a versatile aromatic amine derivative that serves as a critical building block in advanced organic synthesis. Its bifunctional structure, featuring both an amino and a carboxylic acid group, makes it a valuable intermediate for creating complex molecules with tailored properties. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with naphthalene-based structures.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a starting material for producing azo dyes and other complex colorants.
• Ligand and Chelating Agent: Utilized in coordination chemistry to create ligands for metal catalysts and analytical reagents.
• Polymer Modification: Acts as a monomer or functionalizing agent for engineering plastics and high-performance polymers.
• Research & Development: Fundamental building block in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	4-Amino-1-Naphthoic Acid
CAS No.	32018-87-4
Molecular Formula	C11H9NO2
Molecular Weight	187.20 g/mol
Synonyms	1-Naphthoic acid, 4-amino-; 4-Aminonaphthalene-1-carboxylic acid; 1-Carboxy-4-aminonaphthalene; 4-Amino-1-naphthalenecarboxylic acid; 4-Aminonaphthoic acid; 1-Naphthalenecarboxylic acid, 4-amino-; 4-Amino-1-naftoesäure (German); Acide 4-amino-1-naphtoïque (French)
EINECS	Contact for details

Quality Control

Our 4-Amino-1-Naphthoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Light yellow to beige crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.