Description

5-Methyl-2H-Isoquinolin-1-One is a high-purity heterocyclic organic compound that serves as a critical building block in advanced chemical synthesis. Its unique isoquinolinone core structure makes it a valuable intermediate for developing pharmaceuticals and functional materials. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for creating novel active ingredients and complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting neurological and oncological pathways.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where the isoquinolinone moiety can contribute to biological activity.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor or core structure for electron-transport materials or emissive layer dopants in display technology.
• Ligand and Catalyst Development: Employed in organometallic chemistry to create novel ligands for catalytic systems used in fine chemical manufacturing.
• Academic and Industrial Research: A versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Dye and Pigment Intermediate: Potential use in the synthesis of specialized dyes and pigments due to its fused aromatic system.

Basic Information

Product Name	5-Methyl-2H-Isoquinolin-1-One
CAS No.	24188-72-5
Molecular Formula	C₁₀H₉NO
Molecular Weight	159.19 g/mol
Synonyms	5-Methyl-1(2H)-isoquinolinone; 5-Methylisoquinolin-1(2H)-one; 5-Methyl-2H-isoquinolin-1-one; 1-Isoquinolinone, 5-methyl-; 5-Methyl-1-isoquinolinol; 5-Methyl-1-hydroxyisoquinoline; 5-Methylisoquinolinone
EINECS	Contact for details

Quality Control

Our 5-Methyl-2H-Isoquinolin-1-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled 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%
Heavy Metals	≤ 20 ppm

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