Description

3-Quinolinecarboxylic Acid, 1-Ethyl-1,2-Dihydro-4-Hydroxy-2-Oxo-, Ethyl Ester is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical advanced pharmaceutical intermediate (API) and a versatile building block in organic synthesis. It is primarily required by R&D and production teams in the pharmaceutical, agrochemical, and fine chemical industries for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Building block for developing new herbicides, fungicides, and insecticides with specific modes of action.
• Fine Chemical Synthesis: Used in constructing complex heterocyclic compounds for material science and specialty chemistry applications.
• Academic & Industrial R&D: Essential reagent for medicinal chemistry programs and process development in laboratory settings.
• Ligand and Catalyst Development: Potential use in creating novel chelating agents or organocatalysts due to its functionalized quinoline structure.

Basic Information

Item	Detail
Product Name	3-Quinolinecarboxylic Acid, 1-Ethyl-1,2-Dihydro-4-Hydroxy-2-Oxo-, Ethyl Ester
CAS No.	52851-60-2
Molecular Formula	C₁₄H₁₅NO₄
Molecular Weight	261.27 g/mol
Synonyms	1-Ethyl-1,2-dihydro-4-hydroxy-2-oxo-3-quinolinecarboxylic acid ethyl ester; Ethyl 1-ethyl-1,2-dihydro-4-hydroxy-2-oxoquinoline-3-carboxylate; 1-Ethyl-1,2-dihydro-4-hydroxy-2-oxo-quinoline-3-carboxylic Acid Ethyl Ester; 3-Carbethoxy-1-ethyl-1,2-dihydro-4-hydroxy-2-oxoquinoline; 3-Quinolinecarboxylic acid, 1,2-dihydro-1-ethyl-4-hydroxy-2-oxo-, ethyl ester; 1-Ethyl-4-hydroxy-2-oxo-1,2-dihydroquinoline-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid, 1-Ethyl-1,2-Dihydro-4-Hydroxy-2-Oxo-, Ethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting research and production-grade standards. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition.

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	≤ 10 ppm

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