Description

5-Methyl-3,4-Dihydroquinolin-2(1H)-One is a versatile heterocyclic organic compound that serves as a critical synthetic intermediate and building block in advanced chemical synthesis. Its value lies in its fused quinoline structure, which is a privileged scaffold for developing compounds with significant biological and material science applications. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various pharmacologically active quinoline derivatives, including potential candidates for central nervous system (CNS) drugs, antimicrobials, and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the development of novel pesticides, herbicides, and plant growth regulators, leveraging the bioactivity of the quinoline core.
• Organic Light-Emitting Diodes (OLEDs): Acts as a building block for electron-transport materials or host materials in OLED displays and lighting due to its rigid, conjugated structure.
• Coordination Chemistry & Catalysis: Serves as a ligand precursor for metal-organic frameworks (MOFs) or transition metal catalysts, useful in various organic transformations.
• Dye and Pigment Industry: Utilized as an intermediate in the synthesis of advanced quinoline-based dyes, pigments, and fluorescent markers.
• Academic & Contract Research: A valuable reagent for medicinal chemistry research, process development, and library synthesis in contract research organizations (CROs).

Basic Information

Product Name	5-Methyl-3,4-Dihydroquinolin-2(1H)-One
CAS No.	20151-46-6
Molecular Formula	C10H11NO
Molecular Weight	161.20 g/mol
Synonyms	5-Methyl-1,2,3,4-tetrahydroquinolin-2-one; 5-Methyl-2-oxo-1,2,3,4-tetrahydroquinoline; 5-Methyl-3,4-dihydro-2(1H)-quinolinone; 5-Methyl-1,2,3,4-tetrahydro-2-quinolinone; 5-Methyl-2-quinolone; 5-Methylcarbostyril
EINECS	Contact for details

Quality Control

Our 5-Methyl-3,4-Dihydroquinolin-2(1H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and industrial synthesis. Certificates of Analysis (COA) detailing batch-specific results are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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