Description

1,4-Benzenedicarboxylic Acid, 2,6-Dimethyl-, Dimethyl Ester is a high-purity dimethyl ester derivative of a dimethyl-substituted terephthalic acid, serving as a critical monomer and intermediate in advanced polymer synthesis. This compound is valued for its role in modifying polymer backbones to enhance thermal stability, mechanical strength, and chemical resistance in high-performance materials. It is primarily sought by R&D laboratories and industrial manufacturers in the specialty plastics, liquid crystal polymers (LCP), and advanced coating sectors.

Application

• High-Performance Polymer Monomer: A key building block for synthesizing modified polyesters and polyamides, particularly for engineering plastics requiring enhanced properties.
• Liquid Crystal Polymer (LCP) Production: Used as a comonomer to create aromatic polyesters with exceptional thermal stability and dimensional accuracy for electronics and automotive components.
• Specialty Coating Resins: Incorporated into resin formulations to improve coating durability, chemical resistance, and weatherability.
• Pharmaceutical Intermediate: Serves as a synthetic precursor in the multi-step synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Advanced Material Research: Utilized in R&D for developing novel polymeric materials with tailored optical, thermal, or mechanical characteristics.
• Dye and Pigment Synthesis: Acts as an intermediate in the production of specialized organic dyes and pigments.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, 2,6-Dimethyl-, Dimethyl Ester
CAS No.	18958-18-4
Molecular Formula	C12H14O4
Molecular Weight	222.24 g/mol
Synonyms	Dimethyl 2,6-Dimethylterephthalate; 2,6-Dimethylterephthalic Acid Dimethyl Ester; 2,6-Dimethyl-1,4-benzenedicarboxylic Acid Dimethyl Ester; DMT-DM; Terephthalic Acid, 2,6-Dimethyl-, Dimethyl Ester; 1,4-Benzenedicarboxylic acid, 2,6-dimethyl-, 1,4-dimethyl ester
EINECS	Contact for details

Quality Control

Our 1,4-Benzenedicarboxylic Acid, 2,6-Dimethyl-, Dimethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure it meets high-purity standards suitable for polymer and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee traceability and consistency.

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, strong acids, and strong bases.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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