Description

5,8-Dihydro-4,6-Dihydroxy-5,8-Dioxo-2-Quinolinecarboxylic Acid is a specialized quinoline derivative with a unique functionalized structure, serving as a critical advanced intermediate in fine chemical synthesis. This compound is valued for its role in constructing complex molecular architectures, particularly in the development of active pharmaceutical ingredients and high-performance materials. It is essential for R&D chemists and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to innovate with precise, high-purity building blocks.

Application

• Pharmaceutical Intermediate: A key synthon for the research and production of novel drug candidates, particularly those with quinoline-based pharmacophores.
• Agrochemical Synthesis: Used in the development of advanced crop protection agents and pesticides.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor for electron-transport or emissive layer materials in electronic displays.
• Coordination Chemistry & Ligand Synthesis: Utilized to create complexing agents or ligands for catalysis and metal ion sequestration.
• Dye and Pigment Manufacturing: Acts as an intermediate for producing specialized quinoline-based colorants.
• Academic and Industrial Research: Employed in chemical research for studying reaction mechanisms and developing new synthetic methodologies.

Basic Information

Product Name	5,8-Dihydro-4,6-Dihydroxy-5,8-Dioxo-2-Quinolinecarboxylic Acid
CAS No.	98948-82-4
Molecular Formula	C11H7NO6
Molecular Weight	249.18 g/mol
Synonyms	2-Quinolinecarboxylic acid, 5,8-dihydro-4,6-dihydroxy-5,8-dioxo-; 4,6-Dihydroxy-5,8-dioxo-5,8-dihydro-2-quinolinecarboxylic acid; 5,8-Dihydroxy-4,6-dioxo-1,4,5,6,7,8-hexahydro-2-quinolinecarboxylic acid (tautomer); DHQDCA; Contact for additional trade names and abbreviations.
EINECS	Contact for details

Quality Control

Every batch of 5,8-Dihydro-4,6-Dihydroxy-5,8-Dioxo-2-Quinolinecarboxylic Acid is manufactured under a strict quality management system. Our products undergo rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory compliance.

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 tightly sealed after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to brownish powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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