Description

1-Hydroxy-2-Naphthoic Acid is a versatile organic compound and a key intermediate in the synthesis of various high-value chemicals. Its molecular structure, featuring both a carboxylic acid and a phenolic hydroxyl group, makes it a valuable building block for creating dyes, pigments, and pharmaceutical active ingredients. This product is essential for manufacturers and R&D facilities in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-purity intermediates for complex synthesis.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of non-steroidal anti-inflammatory drugs (NSAIDs) and other active pharmaceutical ingredients (APIs).
• Dye and Pigment Manufacturing: Serves as a key intermediate for producing azo dyes, lake pigments, and other colorants used in textiles, inks, and plastics.
• Agrochemical Synthesis: Used in the production of certain herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Employed as a standard or building block in organic synthesis and material science research.
• Complexing Agent: Can act as a ligand in metal complex chemistry for analytical or catalytic applications.
• UV Stabilizer Precursor: Used in the manufacture of compounds that protect polymers from photodegradation.

Basic Information

Product Name	1-Hydroxy-2-Naphthoic Acid
CAS No.	86-48-6
Molecular Formula	C11H8O3
Molecular Weight	188.18 g/mol
Synonyms	1-Naphthol-2-carboxylic Acid; 2-Hydroxy-1-naphthoic Acid; 1,2-Naphtholsäure; 2-Carboxy-1-naphthol; 3-Hydroxy-2-naphthoic Acid isomer; BON Acid (common trade name); HNCA; Oxynaphthoic Acid
EINECS	201-679-5

Quality Control

Our 1-Hydroxy-2-Naphthoic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets the high standards required for fine chemical synthesis. We provide Certificates of Analysis (COA) with every shipment, detailing the specific results for key parameters such as purity, melting point, and heavy metal content. Our quality commitment ensures consistent performance and reliability for your critical processes.

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). Keep away from heat, sparks, and open flame. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	191°C - 196°C
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 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.