Description

Ethyl 4-Hydroxy-5-Methoxy-1-Methyl-2-Oxo-1,2-Dihydroquinoline-3-Carboxylate is a high-purity, synthetically derived quinoline derivative of significant interest in advanced organic synthesis. This compound serves as a versatile and critical building block for the development of novel pharmaceutical intermediates and fine chemicals. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for creating complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and anti-inflammatory pathways.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its complex heterocyclic core.
• Fine Chemical Synthesis: Serves as a sophisticated building block for creating complex dyes, pigments, and functional materials.
• Academic & Industrial R&D: Employed in methodological studies and as a model compound for developing new synthetic routes involving quinoline chemistry.
• Ligand and Catalyst Development: The functional groups present make it a candidate for designing novel chelating agents or organocatalysts.

Basic Information

Product Name	Ethyl 4-Hydroxy-5-Methoxy-1-Methyl-2-Oxo-1,2-Dihydroquinoline-3-Carboxylate
CAS No.	248282-13-5
Molecular Formula	C₁₄H₁₅NO₅
Molecular Weight	277.27 g/mol
Synonyms	4-Hydroxy-5-methoxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic acid ethyl ester; Ethyl 1,2-dihydro-4-hydroxy-5-methoxy-1-methyl-2-oxo-3-quinolinecarboxylate; 3-Quinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-5-methoxy-1-methyl-2-oxo-, ethyl ester; 248282-13-5; 4-Hydroxy-5-methoxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate ethyl ester
EINECS	Contact for details

Quality Control

Our Ethyl 4-Hydroxy-5-Methoxy-1-Methyl-2-Oxo-1,2-Dihydroquinoline-3-Carboxylate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your regulatory and R&D 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 away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (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.