Description

1,4-Benzenedicarboxylic Acid, 2,5-Dihydroxy-, Dimethyl Ester is a high-purity diester derivative of 2,5-dihydroxyterephthalic acid, serving as a critical building block for advanced polymers and specialty chemicals. This compound is valued for its ability to introduce both hydroxyl and ester functionalities into molecular structures, enabling the synthesis of materials with tailored properties. It is essential for R&D and production in industries such as polymer chemistry, liquid crystal displays (LCDs), and pharmaceutical intermediates.

Application

• Polymer & Resin Synthesis: A key monomer for producing high-performance polyesters, polycarbonates, and liquid crystalline polymers (LCPs).
• Pharmaceutical Intermediates: Used in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Liquid Crystal Materials: Serves as a precursor for mesogenic compounds used in display technologies.
• Organic Synthesis & R&D: A versatile building block for creating dyes, pigments, and other functional organic compounds.
• Crosslinking Agent: Utilized in formulations for coatings, adhesives, and thermoset resins to enhance durability.
• Specialty Chemical Manufacturing: Employed in the production of additives, plasticizers, and other performance chemicals.

Basic Information

Product Name	1,4-Benzenedicarboxylic Acid, 2,5-Dihydroxy-, Dimethyl Ester
CAS No.	5870-37-1
Molecular Formula	C10H10O6
Molecular Weight	226.18 g/mol
Synonyms	Dimethyl 2,5-Dihydroxyterephthalate; 2,5-Dihydroxyterephthalic Acid Dimethyl Ester; Terephthalic Acid, 2,5-Dihydroxy-, Dimethyl Ester; DMT-2,5-diol; DHDMT; 2,5-Bis(methoxycarbonyl)hydroquinone; Hydroquinone-2,5-dicarboxylic Acid Dimethyl Ester
EINECS	227-520-8

Quality Control

Our 1,4-Benzenedicarboxylic Acid, 2,5-Dihydroxy-, Dimethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC and GC, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with every shipment to guarantee it meets your specific R&D or production requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent degradation from atmospheric moisture.

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	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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