Description

4-Methoxy-5-Methyl-2H-Chromen-2-One is a specialized organic compound belonging to the coumarin derivative family, valued for its role as a key synthetic intermediate and building block in advanced chemical synthesis. Its structural motif is significant for imparting specific photophysical and biological properties to target molecules. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block for the synthesis of novel drug candidates, particularly those targeting various therapeutic areas.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and optical brighteners due to its coumarin core structure.
• Organic Light-Emitting Diodes (OLEDs): Investigated as a component in the development of organic electronic materials and emissive layers.
• Fluorescent Probes and Sensors: Utilized in research to create molecular probes for bioimaging and chemical detection.
• Fragrance and Flavor Ingredient Synthesis: Acts as an intermediate for creating complex aroma chemicals.

Basic Information

Product Name	4-Methoxy-5-Methyl-2H-Chromen-2-One
CAS No.	53091-74-0
Molecular Formula	C₁₁H₁₀O₃
Molecular Weight	190.20 g/mol
Synonyms	5-Methyl-4-methoxycoumarin; 4-Methoxy-5-methylcoumarin; 4-Methoxy-5-methyl-2H-1-benzopyran-2-one; 5-Methyl-4-methoxy-2H-chromen-2-one; 4-Methoxy-5-methyl-1-benzopyran-2-one; NSC 407328
EINECS	Contact for details

Quality Control

Our 4-Methoxy-5-Methyl-2H-Chromen-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets exacting standards for research and industrial use. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

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.