Description

1,2,4-Benzenetricarboxylic Acid Dihydrogen 2-Methyl Ester is a key organic intermediate and functional monomer derived from trimellitic acid. This compound matters for its role as a versatile building block in the synthesis of high-performance polymers and specialty chemicals. It is primarily needed by manufacturers in the polymer, resin, and advanced material sectors for creating products with enhanced thermal stability and mechanical properties.

Application

• Polymer & Resin Intermediate: A crucial monomer for the production of polyimides, polyamide-imides (PAI), and other high-temperature engineering plastics.
• Plasticizer Synthesis: Used in the manufacture of specialized ester-based plasticizers for PVC and other polymers.
• Coating Formulations: Serves as a cross-linking agent or modifier in high-performance industrial and wire enamel coatings.
• Adhesive & Sealant Production: Imparts improved heat resistance and adhesion in advanced adhesive systems.
• Specialty Chemical Synthesis: Acts as a precursor for dyes, pigments, and other fine chemicals requiring a benzenetricarboxylate structure.
• Liquid Crystal Polymer (LCP) Production: A potential monomer for creating aromatic polyester-based LCPs.

Basic Information

Product Name	1,2,4-Benzenetricarboxylic Acid Dihydrogen 2-Methyl Ester
CAS No.	13940-95-9
Molecular Formula	C11H10O6
Molecular Weight	238.19 g/mol
Synonyms	2-Methyl Hydrogen Trimellitate; Monomethyl Trimellitate; 4-Carboxyphthalic Acid 2-Methyl Ester; Trimellitic Acid 2-Methyl Ester; 1,2,4-Benzenetricarboxylic Acid, 2-Methyl Ester; 2-Methoxycarbonylbenzene-1,2,4-tricarboxylic Acid; Methyl Hydrogen Trimellitate; 2-Methyl Ester of Trimellitic Acid
EINECS	Contact for details

Quality Control

Our 1,2,4-Benzenetricarboxylic Acid Dihydrogen 2-Methyl Ester is produced under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting purity, identity, and key physical parameters are available upon request 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 strong oxidizing agents, strong bases, and sources of heat.

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

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