Description

2-Oxo-1,2-Dihydroquinoline-8-Carboxylic Acid is a versatile and high-value quinoline derivative that serves as a critical building block in advanced organic synthesis. Its unique fused-ring structure with both carboxylic acid and lactam functionalities makes it a privileged scaffold for constructing complex molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various drug candidates, including kinase inhibitors, anti-inflammatory agents, and other biologically active molecules.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and pesticides, leveraging its heterocyclic core.
• Material Science Research: Serves as a monomer or functional component in the development of specialty polymers, dyes, and organic electronic materials.
• Chemical Biology & Proteomics: Employed as a scaffold or linker in the design of chemical probes, enzyme inhibitors, and molecular tools for biological research.
• Academic & R&D Laboratories: A valuable starting material for methodological studies in organic chemistry, including novel coupling and cyclization reactions.
• Fine Chemical Production: Integral to the custom synthesis of complex, high-value specialty chemicals for various industrial applications.

Basic Information

Product Name	2-Oxo-1,2-Dihydroquinoline-8-Carboxylic Acid
CAS No.	83734-48-9
Molecular Formula	C10H7NO3
Molecular Weight	189.17 g/mol
Synonyms	8-Quinolinecarboxylic acid, 1,2-dihydro-2-oxo-; Quinoline-8-carboxylic acid, 1,2-dihydro-2-oxo-; 1,2-Dihydro-2-oxoquinoline-8-carboxylic acid; 2-Hydroxyquinoline-8-carboxylic acid; 8-Carboxy-2-hydroxyquinoline; 8-Carboxy-2-quinolinol; 2-Oxo-1,2-dihydroquinoline-8-carboxylate
EINECS	Contact for details

Quality Control

We maintain rigorous quality control protocols for our chemical intermediates. Production follows strict internal specifications, and each batch is analyzed to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment. Our quality system is designed to support our customers' needs for regulatory compliance in research and production.

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 incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider storing 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%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
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.