Description

Dimethyl 2,6-Naphthalenedicarboxylate is a high-purity organic compound that serves as a critical monomer and intermediate in advanced polymer synthesis. Its value lies in its rigid, symmetrical aromatic structure, which is essential for producing high-performance materials with superior thermal and mechanical properties. This product is primarily needed by manufacturers in the polymer, specialty chemical, and advanced materials industries seeking to enhance product performance.

Application

• Primary Monomer for PEN and PBN: A key building block in the production of Polyethylene Naphthalate (PEN) and Polybutylene Naphthalate (PBN) resins, which are used in high-performance films, fibers, and engineering plastics.
• Liquid Crystal Polymer (LCP) Synthesis: An important intermediate in the manufacture of aromatic polyesters for LCPs, utilized in electronics, automotive, and aerospace components.
• Specialty Polyester and Copolyester Production: Used to create copolymers with enhanced gas barrier properties, thermal stability, and chemical resistance for packaging and industrial applications.
• Organic Synthesis Intermediate: Serves as a precursor for various dyes, pigments, pharmaceutical intermediates, and other complex organic molecules.
• Advanced Material Research: Employed in R&D for developing new polymers, nanocomposites, and other high-value materials with tailored properties.

Basic Information

Product Name	Dimethyl 2,6-Naphthalenedicarboxylate
CAS No.	840-65-3
Molecular Formula	C₁₄H₁₂O₄
Molecular Weight	244.24 g/mol
Synonyms	2,6-Naphthalenedicarboxylic Acid Dimethyl Ester; Dimethyl 2,6-Naphthalate; 2,6-NDC Dimethyl Ester; DM-2,6-NDC; Methyl 2,6-Naphthalenedicarboxylate; 2,6-Bis(methoxycarbonyl)naphthalene; 1,3-Benzenedicarboxylic acid, 4,5-dihydro-; 840-65-3
EINECS	212-658-4

Quality Control

Our Dimethyl 2,6-Naphthalenedicarboxylate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, identity, and physical properties. Certificates of Analysis (COA) documenting these results are available for every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 99.0%
Melting Point	190 - 195 °C
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm

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