Description

1,5-Naphthalenedicarboxylic Acid Dimethyl Ester is a high-purity organic intermediate and diester derivative of naphthalene dicarboxylic acid. This compound matters for its role as a versatile building block in the synthesis of advanced polymers, liquid crystals, and specialty chemicals. It is primarily needed by manufacturers in the polymer, pharmaceutical, and advanced materials industries for creating high-performance products.

Application

• Polymer Synthesis: A key monomer for producing high-temperature resistant polyesters, polyamides (naphthalates), and specialty engineering plastics.
• Liquid Crystal Production: Serves as a crucial intermediate in the manufacture of monomers for liquid crystal polymers (LCPs) and display materials.
• Pharmaceutical Intermediates: Used in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Organic Synthesis & Research: A valuable building block in organic chemistry for creating complex aromatic structures and ligands.
• Dye & Pigment Manufacturing: Acts as a precursor in the production of high-performance dyes and organic pigments.
• Advanced Material Development: Utilized in R&D for creating novel materials with specific optical or electronic properties.

Basic Information

Product Name	1,5-Naphthalenedicarboxylic Acid Dimethyl Ester
CAS No.	19458-95-8
Molecular Formula	C₁₄H₁₂O₄
Molecular Weight	244.24 g/mol
Synonyms	Dimethyl 1,5-Naphthalenedicarboxylate; 1,5-Naphthalene Dicarboxylic Acid Dimethyl Ester; 1,5-NDA Dimethyl Ester; 1,5-Bis(methoxycarbonyl)naphthalene; 1,5-Naphthalic Acid Dimethyl Ester; NDCME; DMND
EINECS	243-098-4

Quality Control

Our 1,5-Naphthalenedicarboxylic Acid Dimethyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available for every shipment 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). Keep away from heat sources and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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