Description

5-Amino-2-Naphthoic Acid is a high-purity, versatile naphthalene derivative serving as a critical building block in advanced organic synthesis. This compound is valued for its bifunctional nature, featuring both an aromatic amine and a carboxylic acid group, which enables its use in constructing complex molecular architectures. It 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 non-steroidal anti-inflammatory drugs (NSAIDs), diagnostic agents, and other active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Serves as a core intermediate for producing azo dyes, pigments, and optical brighteners.
• Material Science: Building block for organic semiconductors, liquid crystals, and metal-organic frameworks (MOFs).
• Bioconjugation and Linker Chemistry: Utilized in the development of peptide conjugates, antibody-drug conjugates (ADCs), and biochemical probes.
• Research & Development: A valuable reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.

Basic Information

Product Name	5-Amino-2-Naphthoic Acid
CAS No.	100184-66-5
Molecular Formula	C11H9NO2
Molecular Weight	187.20 g/mol
Synonyms	2-Naphthoic acid, 5-amino-; 5-Amino-2-naphthalenecarboxylic acid; 2-Carboxy-5-naphthylamine; 5-Aminonaphthalene-2-carboxylic acid; 5-Amino-β-naphthoic acid; 5-Amino-2-naphthoic acid; 5-Amino-2-naphthoic acid CAS 100184-66-5
EINECS	Contact for details

Quality Control

Our 5-Amino-2-Naphthoic Acid is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

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

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.