Description

Dioxyphthalic Acid is a specialized aromatic dicarboxylic acid derivative, recognized for its unique chemical structure that makes it a valuable intermediate in advanced synthesis. This compound matters for its role in creating high-performance polymers and fine chemicals where precise molecular architecture is critical. Industries such as polymer research, specialty chemical manufacturing, and advanced material development rely on this high-purity intermediate for its consistent quality and reactivity.

Application

• Polymer Intermediate: A key monomer or co-monomer in the synthesis of high-temperature resistant and specialty engineering plastics.
• Pharmaceutical Synthesis: Serves as a crucial building block for the development of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Liquid Crystal & OLED Materials: Used in the production of precursors for electronic display materials and organic light-emitting diodes.
• Dye & Pigment Manufacturing: Acts as an intermediate in the synthesis of complex organic dyes and high-performance pigments.
• Adhesive & Coating Resins: Incorporated into formulations to enhance the thermal and chemical resistance of advanced adhesives and coatings.
• Research & Development: Employed in academic and industrial R&D labs for exploring new chemical entities and material properties.

Basic Information

Product Name	Dioxyphthalic Acid
CAS No.	1203-40-3
Molecular Formula	C8H6O6
Molecular Weight	198.13 g/mol
Synonyms	1,2-Dihydroxybenzene-3,5-dicarboxylic Acid; 3,5-Dicarboxycatechol; 3,5-Dicarboxy-1,2-dihydroxybenzene; 3,4-Dihydroxyisophthalic Acid; Pyrocatechol-3,5-dicarboxylic Acid; Dioxyisophthalic Acid; 3,5-Dicarboxypyrocatechol
EINECS	214-868-5

Quality Control

Our Dioxyphthalic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.