Description

2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid is a versatile and high-value heterocyclic carboxylic acid derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its unique quinoline-based structure makes it an essential building block for constructing complex molecules with significant biological and material science applications. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various quinoline-based drug candidates, including potential antimicrobial, anti-inflammatory, and anticancer agents.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators due to its bioactive scaffold.
• Material Science Research: Serves as a building block for creating organic ligands, coordination polymers, and advanced functional materials with specific optical or electronic properties.
• Dye & Pigment Industry: Acts as an intermediate for the synthesis of specialized quinoline dyes and colorants.
• Academic & R&D: Employed in organic synthesis research for method development and the construction of complex heterocyclic libraries.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical testing and quality control in related manufacturing processes.

Basic Information

Product Name	2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid
CAS No.	2003-79-4
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	Quinoline-3-carboxylic acid, 1,2-dihydro-2-oxo-; 2-Carboxycarbostyril; 3-Quinolinecarboxylic acid, 1,2-dihydro-2-oxo-; 2-Oxo-1,2-dihydroquinoline-3-carboxylic acid; Kynurenic acid derivative; Carbostyril-3-carboxylic acid; 1,2-Dihydro-2-oxoquinoline-3-carboxylic acid
EINECS	217-900-3

Quality Control

We maintain strict quality assurance protocols for our chemical intermediates. Production of 2-Oxo-1,2-Dihydro-Quinoline-3-Carboxylic Acid adheres to current Good Manufacturing Practices (cGMP) where applicable, ensuring batch-to-batch consistency and traceability. Our products undergo rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to verify identity and purity. A comprehensive 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 (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids. The container should be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.