Description

4-Oxo-1,4-Dihydro-Quinoline-2,6-Dicarboxylic Acid Dimethyl Ester is a high-purity, functionalized quinoline derivative serving as a critical advanced intermediate in modern organic synthesis. This compound matters for its role as a versatile building block, enabling the construction of complex molecular architectures with precision. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and specialty materials.

Application

• Pharmaceutical Intermediate: A key synthon for the research and development of novel quinoline-based drug candidates, including potential antimicrobials and kinase inhibitors.
• Agrochemical Synthesis: Used in the creation of advanced crop protection agents and herbicides, leveraging its functionalized heterocyclic core.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a precursor for electron-transport or emissive layer materials in electronic display technologies.
• Coordination Chemistry & Ligand Design: The dicarboxylate ester groups and nitrogen/oxygen atoms make it a candidate for designing novel chelating ligands for metal catalysis.
• Dye & Pigment Research: Acts as a foundational structure for developing new classes of functional dyes with specific optical properties.
• Academic & Process Chemistry Research: Employed in methodological studies and scale-up process optimization for complex molecule manufacturing.

Basic Information

Product Name	4-Oxo-1,4-Dihydro-Quinoline-2,6-Dicarboxylic Acid Dimethyl Ester
CAS No.	942227-31-8
Molecular Formula	C₁₃H₁₁NO₅
Molecular Weight	261.23 g/mol
Synonyms	Dimethyl 4-oxo-1,4-dihydroquinoline-2,6-dicarboxylate; 1,4-Dihydro-4-oxoquinoline-2,6-dicarboxylic Acid Dimethyl Ester; Quinoline-2,6-dicarboxylic acid, 1,4-dihydro-4-oxo-, dimethyl ester; 2,6-Quinolinedicarboxylic acid, 1,4-dihydro-4-oxo-, dimethyl ester
EINECS	Contact for details

Quality Control

Our production of 4-Oxo-1,4-Dihydro-Quinoline-2,6-Dicarboxylic Acid Dimethyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability. The material is characterized and released against comprehensive specifications, including identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all critical quality attributes are provided with each shipment 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 controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual unknown impurity ≤ 0.5%; Total impurities ≤ 2.0%

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