Description

4-Oxo-1H-Quinoline-3,8-Dicarboxylic Acid is a high-purity, multi-functional quinoline derivative serving as a critical building block in advanced organic synthesis. Its unique dicarboxylic acid structure makes it a versatile intermediate for constructing complex heterocyclic systems with tailored properties. This compound is essential for research and development in the pharmaceutical and agrochemical sectors, where it is used to develop novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel quinoline-based drug candidates, including potential antimicrobials, anticancer agents, and kinase inhibitors.
• Agrochemical Synthesis: Building block for developing advanced crop protection agents and herbicides with specific modes of action.
• Material Science Research: Used in the creation of organic semiconductors, ligands for metal-organic frameworks (MOFs), and specialty polymers.
• Chemical Research & Development: A versatile scaffold for medicinal chemistry, enabling structure-activity relationship (SAR) studies and library synthesis.
• Dye & Pigment Intermediate: Serves as a starting material for synthesizing specialized quinoline-derived colorants and fluorescent markers.

Basic Information

Product Name	4-Oxo-1H-Quinoline-3,8-Dicarboxylic Acid
CAS No.	111185-87-6
Molecular Formula	C11H7NO5
Molecular Weight	233.18 g/mol
Synonyms	3,8-Quinolinedicarboxylic acid, 1,4-dihydro-4-oxo-; 1H-Quinoline-3,8-dicarboxylic acid, 4-oxo-; 4-Oxo-1,4-dihydroquinoline-3,8-dicarboxylic acid; 4-Oxo-1H-quinoline-3,8-dicarboxylic acid; 8-Carboxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid; 4-Oxoquinoline-3,8-dicarboxylic acid; Quinoline-3,8-dicarboxylic acid, 4-oxo-1H-
EINECS	Contact for details

Quality Control

Our 4-Oxo-1H-Quinoline-3,8-Dicarboxylic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

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 incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider conditions under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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