Description

2,3-Naphthalenedicarboxylic Acid is a high-purity organic compound serving as a versatile and critical building block in advanced chemical synthesis. Its unique aromatic dicarboxylic acid structure makes it an essential intermediate for producing high-performance polymers, dyes, and pharmaceutical agents. This product is primarily sought by manufacturers in the polymer, specialty chemical, and pharmaceutical research sectors for its role in creating materials with specific thermal and mechanical properties.

Application

• Key monomer or co-monomer in the synthesis of high-temperature resistant polymers and engineering plastics.
• Intermediate for the production of specialized dyes, pigments, and optical brighteners.
• Building block in pharmaceutical research for the development of active pharmaceutical ingredients (APIs).
• Precursor for metal-organic frameworks (MOFs) and other advanced functional materials.
• Used in organic synthesis for creating complex polycyclic aromatic compounds.
• Intermediate in the manufacture of liquid crystal polymers (LCPs) and other specialty polymers.

Basic Information

Product Name	2,3-Naphthalenedicarboxylic Acid
CAS No.	2169-87-1
Molecular Formula	C₁₂H₈O₄
Molecular Weight	216.19 g/mol
Synonyms	2,3-Naphthalic Acid; Naphthalene-2,3-dicarboxylic Acid; 2,3-Naphthalenedicarboxylic Acid; 2,3-NDA; 2,3-Naphthalic Anhydride (precursor); 2,3-Dicarboxynaphthalene; 2,3-Naphthalene dicarboxylic acid; 2,3-Naphthalenedioic Acid
EINECS	218-517-8

Quality Control

Our 2,3-Naphthalenedicarboxylic Acid is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets exacting purity and consistency standards. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, identity, and impurity profiles to support your quality assurance protocols.

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). This material is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent degradation. Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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