Description

4-Hydroxy-6,8-Dimethyl-Quinoline-3-Carboxylic Acid Ethyl Ester is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical advanced intermediate in the synthesis of complex pharmaceutical molecules and specialty fine chemicals. It is primarily sought by research and development laboratories, pharmaceutical manufacturers, and fine chemical producers for applications requiring a high degree of structural specificity and purity.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds with quinoline-based pharmacophores.
• Agrochemical Research: Used in the development and synthesis of novel crop protection agents and pesticides.
• Material Science Precursor: Serves as a starting material for creating functionalized organic ligands and complexing agents used in catalysis.
• Dye and Pigment Synthesis: Intermediate for the production of specialized quinoline-based dyes and colorants.
• Academic & Industrial R&D: A valuable reagent for methodological development and exploratory synthesis in organic chemistry.
• Fine Chemical Production: Used in the manufacture of other high-value, low-volume specialty chemicals.

Basic Information

Product Name	4-Hydroxy-6,8-Dimethyl-Quinoline-3-Carboxylic Acid Ethyl Ester
CAS No.	77156-77-5
Molecular Formula	C₁₄H₁₅NO₃
Molecular Weight	245.27 g/mol
Synonyms	Ethyl 4-hydroxy-6,8-dimethylquinoline-3-carboxylate; 6,8-Dimethyl-4-hydroxyquinoline-3-carboxylic acid ethyl ester; 4-Hydroxy-6,8-dimethyl-3-quinolinecarboxylic acid ethyl ester; 3-Quinolinecarboxylic acid, 4-hydroxy-6,8-dimethyl-, ethyl ester; Ethyl 4-hydroxy-6,8-dimethyl-3-quinolincarboxylate; 6,8-Dimethyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our 4-Hydroxy-6,8-Dimethyl-Quinoline-3-Carboxylic Acid Ethyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles 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 a controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.