Description

2,3-Dihydroxyterephthalic Acid is a multifunctional aromatic dicarboxylic acid derivative featuring two hydroxyl groups ortho to the carboxyl functions. This unique molecular structure makes it a valuable and versatile organic intermediate and chelating ligand for advanced material synthesis. It is primarily sought by R&D and production teams in the pharmaceutical, coordination chemistry, and specialty polymer sectors for developing novel compounds with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key building block for synthesizing complex drug molecules, particularly those requiring specific metal-binding or structural motifs.
• Metal-Organic Frameworks (MOFs): Acts as a functionalized organic linker to construct MOFs with enhanced gas adsorption, catalytic, or sensing capabilities.
• Coordination Chemistry & Catalysis: Used as a polydentate ligand to form stable complexes with various metal ions for catalytic and analytical applications.
• Functional Polymer Monomer: Incorporated into polymer backbones to introduce hydroxyl and carboxyl functionality, improving hydrophilicity, adhesion, or reactivity.
• Dye and Pigment Synthesis: Employed in the production of specialized colorants and fluorescent markers due to its conjugated aromatic system.
• Analytical Reagent: Utilized in research as a standard or reagent for method development and chemical analysis.

Basic Information

Product Name	2,3-Dihydroxyterephthalic Acid
CAS No.	19829-72-2
Molecular Formula	C8H6O6
Molecular Weight	198.13 g/mol
Synonyms	2,3-Dihydroxybenzene-1,4-dicarboxylic Acid; Terephthalic Acid, 2,3-Dihydroxy-; 1,4-Benzenedicarboxylic Acid, 2,3-Dihydroxy-; 2,3-Dihydroxy-1,4-benzenedicarboxylic Acid; DHTPA
EINECS	Contact for details

Quality Control

Our 2,3-Dihydroxyterephthalic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key parameters such as assay, impurity profile, and physical characteristics are provided and 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.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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