Description

8-Chloro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester is a high-purity, versatile quinoline derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its functionalized structure, which provides a key scaffold for constructing complex molecules with targeted biological activity. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly those developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of antibacterial fluoroquinolone drug candidates and other bioactive heterocyclic compounds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging the quinoline core for its biological properties.
• Organic Synthesis: Serves as a versatile precursor for further functionalization, enabling the creation of complex molecular libraries for screening.
• Chemical Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Material Science Research: Investigated as a potential monomer or additive for creating specialty polymers with unique optical or electronic properties.

Basic Information

Item	Details
Product Name	8-Chloro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester
CAS No.	52980-27-5
Molecular Formula	C₁₂H₁₀ClNO₃
Molecular Weight	251.67 g/mol
Synonyms	Ethyl 8-chloro-4-hydroxyquinoline-3-carboxylate; 8-Chloro-4-hydroxyquinoline-3-carboxylic acid ethyl ester; 8-Chloro-4-hydroxy-3-quinolinecarboxylic acid ethyl ester; 8-Chloro-4-oxo-1,4-dihydro-3-quinolinecarboxylic acid ethyl ester; Ethyl 8-chloro-1,4-dihydro-4-oxo-3-quinolinecarboxylate; 8-Chloro-4-oxoquinoline-3-carboxylic acid ethyl ester; 8-Chloro-4-oxo-1H-quinoline-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 8-Chloro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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