Description

2,3-Dihydroxynaphthalene is a high-purity dihydroxy-substituted naphthalene derivative, serving as a versatile and critical organic intermediate in advanced chemical synthesis. Its value lies in its dual phenolic functionality, which makes it a key building block for creating complex molecules with specific optical, electronic, and binding properties. This compound is essential for manufacturers and R&D laboratories in the agrochemical, pharmaceutical, and specialty dye industries seeking reliable, high-quality intermediates for their production processes.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Agrochemical Synthesis: Serves as a precursor for certain herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Acts as a key intermediate for producing azo dyes, pigments, and colorants.
• Chemical Research & Development: Employed in organic synthesis for creating novel ligands, polymers, and complex organic structures.
• Analytical Reagent: Utilized as a chelating agent or chromogenic reagent in analytical chemistry for metal ion detection.
• Polymer Industry: Can be used as a monomer or additive in the production of specialty polymers and resins.

Basic Information

Item	Detail
Product Name	2,3-Dihydroxynaphthalene
CAS No.	92-44-4
Molecular Formula	C10H8O2
Molecular Weight	160.17 g/mol
Synonyms	2,3-Dihydroxynaphthalene; 2,3-Naphthalenediol; 2,3-Dihydroxynaphthalin; NSC 404080; 2,3-Dihydroxy-naphthalene; β-Naphthohydroquinone; 2,3-Dihydroxynaphthalene (2,3-Naphthalenediol)
EINECS	202-156-8

Quality Control

Our 2,3-Dihydroxynaphthalene is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, melting point determination, and spectroscopic identification (IR). A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

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 strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to minimize potential oxidation.

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	155 - 165 °C
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 0.1%

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