Description

5-Methoxy-3,4-Dihydro-1H-Quinolin-2-One is a versatile heterocyclic organic compound belonging to the quinolinone class, serving as a key synthetic intermediate and building block in advanced chemical synthesis. Its structural framework is highly valuable for constructing more complex molecules, particularly in the pharmaceutical sector where it acts as a precursor for active pharmaceutical ingredients (APIs). This compound is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries seeking reliable, high-purity intermediates.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, anti-inflammatory agents, and other therapeutic small molecules.
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and plant growth regulators due to its bioactive quinolinone core.
• Fine Chemical Synthesis: Serves as a versatile precursor for creating complex organic compounds, dyes, and functional materials in research and specialty chemical manufacturing.
• Academic & R&D Laboratories: Employed in medicinal chemistry and organic synthesis research for method development and exploring new chemical entities.
• Material Science: Potential use as a monomer or additive in the development of specialty polymers and advanced organic materials.

Basic Information

Product Name	5-Methoxy-3,4-Dihydro-1H-Quinolin-2-One
CAS No.	30557-06-3
Molecular Formula	C10H11NO2
Molecular Weight	177.20 g/mol
Synonyms	5-Methoxy-1,2,3,4-tetrahydroquinolin-2-one; 5-Methoxy-2-oxo-1,2,3,4-tetrahydroquinoline; 2(1H)-Quinolinone, 3,4-dihydro-5-methoxy-; 5-Methoxy-3,4-dihydro-2(1H)-quinolinone; 5-Methoxy-1,2,3,4-tetrahydro-2-quinolone; 5-Methoxytetrahydro-2-quinolone
EINECS	Contact for details

Quality Control

Our 5-Methoxy-3,4-Dihydro-1H-Quinolin-2-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive quality documentation, including a Certificate of Analysis (COA) for each batch, detailing purity, identity, and impurity profiles. Our standard quality control procedures align with cGMP principles where applicable, and we can support customer-specific analytical method validation. Certificates of Analysis (COA) are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to protect from moisture and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 1.0%

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