Description

2,6-Dimethylterephthalic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical building block for advanced polymers and specialty chemicals. Its value lies in providing a rigid, substituted terephthalate core that enables the synthesis of materials with tailored thermal and mechanical properties. This compound is essential for R&D chemists and manufacturers in the polymer, liquid crystal, and pharmaceutical intermediate sectors seeking to innovate with modified polymer backbones.

Application

• High-Performance Polymer Monomer: A key raw material for the synthesis of modified polyesters (PET, PBT) and polyamides, enhancing properties like thermal stability and crystallinity.
• Liquid Crystal Polymer (LCP) Precursor: Used in the manufacture of aromatic polyester-based LCPs for electronics, aerospace, and automotive applications requiring exceptional strength and dimensional stability.
• Pharmaceutical Intermediate: Serves as a versatile synthon in the research and development of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Specialty Chemical Synthesis: Employed in organic synthesis to create complex molecules for dyes, pigments, and advanced organic materials.
• Coating and Resin Formulations: Acts as a modifier in coating resins to improve hardness, chemical resistance, and weatherability.
• Academic and Industrial R&D: A valuable reagent for research into new polymeric materials and organic compounds with specific structural motifs.

Basic Information

Product Name	2,6-Dimethylterephthalic Acid
CAS No.	80238-12-6
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	2,6-Dimethylbenzene-1,4-dicarboxylic Acid; 2,6-Dimethyl-1,4-benzenedicarboxylic Acid; 2,6-Dimethyl-p-phthalic Acid; Terephthalic Acid, 2,6-Dimethyl-; 2,6-DMT; 2,6-DMTA; 2,6-Dimethyl TPA; 2,6-Dimethylterephthalate
EINECS	Contact for details

Quality Control

Our 2,6-Dimethylterephthalic Acid is produced under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by FT-IR and NMR, to ensure it meets exacting specifications for advanced chemical synthesis. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality protocols.

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 oxidizers, strong bases, and sources of ignition.

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 (as Pb)	≤ 20 ppm

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