Description

4-Oxo-1,4-Dihydro-Quinoline-6-Carboxylic Acid Methyl Ester is a high-purity, versatile quinoline derivative serving as a critical building block in advanced organic synthesis. Its value lies in its functionalized structure, which provides a reactive scaffold for constructing complex heterocyclic molecules. This intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for developing active pharmaceutical ingredients (APIs) and novel crop protection agents.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of quinoline-based drug candidates, including potential kinase inhibitors and antimicrobial agents.
• Agrochemical Research: Building block for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science: Used in the research and development of organic electronic materials, such as OLEDs and sensors.
• Chemical Synthesis: Versatile starting material for synthesizing complex fused heterocycles and functionalized quinolines for various R&D applications.
• Academic & Industrial R&D: Serves as a standard reagent in medicinal chemistry and process development laboratories for route scouting and optimization.

Basic Information

Item	Detail
Product Name	4-Oxo-1,4-Dihydro-Quinoline-6-Carboxylic Acid Methyl Ester
CAS No.	948571-56-0
Molecular Formula	C12H11NO3
Molecular Weight	217.22 g/mol
Synonyms	Methyl 4-oxo-1,4-dihydroquinoline-6-carboxylate; Methyl 6-quinolinecarboxylate, 1,4-dihydro-4-oxo-; 1,4-Dihydro-4-oxoquinoline-6-carboxylic acid methyl ester; 6-(Methoxycarbonyl)-4(1H)-quinolinone; Quinoline-6-carboxylic acid, 1,4-dihydro-4-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our 4-Oxo-1,4-Dihydro-Quinoline-6-Carboxylic Acid Methyl Ester is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
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.