Description

4-Hydroxy-8-Methylquinoline-3-Carboxylic Acid Ethyl Ester is a high-purity, synthetically valuable quinoline derivative. This compound serves as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis. It is primarily required by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules, particularly those with quinoline-based pharmacophores.
• Agrochemical Research: Building block for developing new fungicides, herbicides, and insecticides with enhanced efficacy.
• Organic Synthesis: Versatile starting material for constructing heterocyclic compounds and complex molecular architectures in R&D laboratories.
• Material Science: Potential monomer or additive in the development of functional polymers and advanced materials.
• Chemical Reference Standard: Used for analytical method development, calibration, and quality control in chemical analysis.

Basic Information

Product Name	4-Hydroxy-8-Methylquinoline-3-Carboxylic Acid Ethyl Ester
CAS No.	77156-75-3
Molecular Formula	C₁₃H₁₃NO₃
Molecular Weight	231.25 g/mol
Synonyms	Ethyl 4-hydroxy-8-methylquinoline-3-carboxylate; 8-Methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid ethyl ester; 4-Hydroxy-8-methyl-3-quinolinecarboxylic acid ethyl ester; 3-Quinolinecarboxylic acid, 4-hydroxy-8-methyl-, ethyl ester; Ethyl 4-hydroxy-8-methyl-3-quinolinecarboxylate; 4-Hydroxy-8-methylquinoline-3-carboxylic acid ethyl ester; 77156-75-3; 8-Methyl-4-hydroxyquinoline-3-carboxylic acid ethyl ester
EINECS	Contact for details

Quality Control

Our production of 4-Hydroxy-8-Methylquinoline-3-Carboxylic Acid Ethyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for your synthesis. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 oxidizing agents.

Specification

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