Description

4,6-Dimethylisophthalic Acid is a high-purity aromatic dicarboxylic acid derivative, serving as a critical building block in advanced polymer synthesis. Its value lies in the precise structural control it provides, enabling the development of materials with enhanced thermal stability and mechanical properties. This compound is essential for R&D chemists and manufacturers in the polymer, specialty chemical, and pharmaceutical intermediate sectors seeking to innovate high-performance products.

Application

• High-Performance Polymer Monomer: A key raw material for the synthesis of specialty polyesters, polyamides, and liquid crystal polymers (LCPs), contributing to superior heat resistance and dimensional stability.
• Pharmaceutical Intermediate: Used in the research and development of active pharmaceutical ingredients (APIs) and other complex organic molecules.
• Advanced Material Synthesis: Serves as a rigid, functionalized linker in the creation of metal-organic frameworks (MOFs), covalent organic frameworks (COFs), and other porous materials for catalysis and separation.
• Dye and Pigment Intermediate: Employed in the manufacture of specialized colorants and optical brighteners.
• Cross-linking Agent: Utilized in epoxy resin systems and coatings to improve network density and final material performance.
• Organic Synthesis Building Block: Provides a versatile platform for further chemical modifications, including esterification and amidation, in fine chemical production.

Basic Information

Product Name	4,6-Dimethylisophthalic Acid
CAS No.	2790-09-2
Molecular Formula	C10H10O4
Molecular Weight	194.18 g/mol
Synonyms	4,6-Dimethylbenzene-1,3-dicarboxylic Acid; Isophthalic Acid, 4,6-Dimethyl-; 4,6-Dimethyl-1,3-benzenedicarboxylic Acid; 4,6-Dimethyl-m-phthalic Acid; 4,6-Dimethylisophthalicacid; 4,6-Dimethylisophthalate; 4,6-DMIPA
EINECS	220-526-9

Quality Control

Our 4,6-Dimethylisophthalic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for advanced applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality requirements.

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 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%
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.