Description

3-Ethyl-4-Hydroxy-7-Methoxyquinolin-2(1H)-One is a high-purity, synthetically derived quinolinone derivative that serves as a critical advanced intermediate in pharmaceutical and fine chemical synthesis. Its unique heterocyclic structure makes it a valuable building block for developing active pharmaceutical ingredients (APIs) and other specialty organic compounds. This compound is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for its role in creating novel molecules with targeted biological or functional properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those targeting neurological or metabolic pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and plant growth regulators due to its bioactive quinolinone core.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport or emissive layer materials in advanced display technologies.
• Coordination Chemistry & Ligand Synthesis: Utilized to create chelating ligands for metal complexes in catalysis or sensor applications.
• Biochemical Research: Employed as a standard or probe in enzymatic studies and biochemical assays.
• Fine Chemical Synthesis: Acts as a versatile intermediate for constructing more complex heterocyclic compounds in custom synthesis projects.

Basic Information

Item	Details
Product Name	3-Ethyl-4-Hydroxy-7-Methoxyquinolin-2(1H)-One
CAS No.	22048-12-0
Molecular Formula	C₁₂H₁₃NO₃
Molecular Weight	219.24 g/mol
Synonyms	3-Ethyl-4-hydroxy-7-methoxy-1H-quinolin-2-one; 3-Ethyl-4-hydroxy-7-methoxy-2(1H)-quinolinone; 7-Methoxy-3-ethyl-4-hydroxy-1H-quinolin-2-one; 4-Hydroxy-3-ethyl-7-methoxyquinolin-2(1H)-one; 2(1H)-Quinolinone, 3-ethyl-4-hydroxy-7-methoxy-; 3-Ethyl-7-methoxy-4-hydroxy-1H-quinolin-2-one
EINECS	Contact for details

Quality Control

Our 3-Ethyl-4-Hydroxy-7-Methoxyquinolin-2(1H)-One is manufactured under strict quality management systems. Each batch undergoes comprehensive 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. Certificates of Analysis (COA) documenting all critical parameters are provided with every shipment to guarantee traceability and consistency.

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). This compound is light-sensitive and should be handled under appropriate conditions to maintain stability.

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 (as Pb)	≤ 10 ppm

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