Description

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. It is primarily utilized by R&D chemists and process development teams in the pharmaceutical, agrochemical, and fine chemical industries for the development of novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with quinoline-based structures.
• Agrochemical Research: Used as a building block for developing new herbicides, fungicides, and insecticides.
• Material Science: Serves as a monomer or precursor for functional organic materials and dyes.
• Academic & Industrial R&D: Employed in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Fine Chemical Synthesis: Utilized in multi-step synthetic routes to create complex, high-value specialty chemicals.

Basic Information

Product Name	4-Oxo-1,4-Dihydro-Quinoline-7-Carboxylic Acid Methyl Ester
CAS No.	863785-96-0
Molecular Formula	C11H9NO3
Molecular Weight	203.19 g/mol
Synonyms	Methyl 7-Quinolinecarboxylate, 4-Oxo-1,4-dihydro-; Methyl 4-oxo-1,4-dihydroquinoline-7-carboxylate; 7-(Methoxycarbonyl)-4-hydroxyquinoline; 1,4-Dihydro-4-oxo-7-quinolinecarboxylic Acid Methyl Ester; 4-Hydroxy-7-quinolinecarboxylic Acid Methyl Ester; 4-Oxo-1H-quinoline-7-carboxylic Acid Methyl Ester; 863785-96-0; Quinoline-7-carboxylic acid, 1,4-dihydro-4-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our 4-Oxo-1,4-Dihydro-Quinoline-7-Carboxylic Acid Methyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality management system supports compliance with cGMP and ISO standards for pharmaceutical intermediates.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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