Description

8-Chloro-4-Oxo-1,4-Dihydro-Quinoline-7-Carboxylic Acid Methyl Ester is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical pharmaceutical intermediate and building block in advanced organic synthesis, enabling the development of novel active ingredients. It is primarily required by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the production of specialized fine chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel quinolone-based antibiotics and other active pharmaceutical ingredients (APIs).
• Agrochemical Research: Building block for developing new crop protection agents and herbicides with specific modes of action.
• Organic Synthesis: Versatile scaffold for constructing complex heterocyclic compounds in medicinal and materials chemistry research.
• Chemical Reference Standard: Used as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Material Science Research: Investigated as a precursor for functional organic materials due to its conjugated quinoline core.

Basic Information

Item	Details
Product Name	8-Chloro-4-Oxo-1,4-Dihydro-Quinoline-7-Carboxylic Acid Methyl Ester
CAS No.	948573-54-4
Molecular Formula	C12H8ClNO3
Molecular Weight	249.65 g/mol
Synonyms	Methyl 8-chloro-4-oxo-1,4-dihydroquinoline-7-carboxylate; 8-Chloro-4-hydroxyquinoline-7-carboxylic acid methyl ester; 7-Carbomethoxy-8-chloro-4-hydroxyquinoline; 8-Chloro-7-(methoxycarbonyl)-4(1H)-quinolinone; 8-Chloro-4-hydroxy-7-quinolinecarboxylic acid methyl ester; 1,4-Dihydro-8-chloro-4-oxo-7-quinolinecarboxylic acid methyl ester; CAS 948573-54-4
EINECS	Contact for details

Quality Control

Our 8-Chloro-4-Oxo-1,4-Dihydro-Quinoline-7-Carboxylic Acid Methyl Ester is produced under strict quality management protocols. The product undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the stringent requirements for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each batch.

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. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

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.