Description

3-Hydroxy-2-Naphthoic Acid is a key organic intermediate and a versatile building block in fine chemical synthesis. Its molecular structure makes it valuable for the production of high-performance pigments, dyes, and functional materials. This compound is essential for manufacturers in the pigment, pharmaceutical, and agrochemical industries seeking to develop products with specific coloristic or chemical properties.

Application

• Pigment and Dye Manufacturing: Primarily used as a coupling component for the synthesis of azo pigments and dyes, such as Pigment Red 48 and Pigment Red 57, which are widely used in inks, plastics, and textiles.
• Pharmaceutical Intermediates: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Synthesis: Employed in the production of certain herbicides, fungicides, and plant growth regulators.
• Liquid Crystal and OLED Materials: Acts as a starting material for the synthesis of advanced functional materials used in electronic displays.
• Corrosion Inhibitors: Used in formulations to protect metals in industrial processes.
• Research & Development: A valuable reagent in organic chemistry research for constructing complex naphthalene-based structures.

Basic Information

Product Name	3-Hydroxy-2-Naphthoic Acid
CAS No.	92-70-6
Molecular Formula	C11H8O3
Molecular Weight	188.18 g/mol
Synonyms	2-Hydroxy-3-naphthoic acid; 3-Hydroxy-2-naphthalenecarboxylic acid; 2-Naphthol-3-carboxylic acid; BON Acid; β-Oxynaphthoic Acid; 2,3-Acid; 3-Hydroxynaphthalene-2-carboxylic acid; CI 37520
EINECS	202-180-4

Quality Control

Our 3-Hydroxy-2-Naphthoic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets the required specifications for purity, identity, and performance. Certificates of Analysis (COA) detailing specific test results are provided to guarantee traceability and batch-to-batch consistency for our industrial partners.

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 incompatible materials such as strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	222 - 225 °C
Loss on Drying	≤ 0.5%
Sulfated Ash	≤ 0.1%

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