Description

5-Methoxycoumarin is a versatile organic compound belonging to the coumarin family, characterized by a methoxy substituent at the 5-position. This modification enhances its photophysical properties and biological activity, making it a valuable intermediate for advanced chemical synthesis. It is primarily utilized in the pharmaceutical, agrochemical, and fragrance industries for research and development, as well as in the production of fine chemicals and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those with potential anticoagulant, anti-inflammatory, or anticancer properties.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its core structure for bioactive molecule design.
• Fragrance & Flavor Ingredient: Acts as a precursor or a modifier in the creation of complex aromatic compounds for perfumes and flavorings due to its coumarin-derived scent profile.
• Organic Light-Emitting Diodes (OLEDs): Employed in material science research as an electron-transporting or emitting layer component due to its favorable photoluminescent characteristics.
• UV Absorber & Fluorescent Probe: Utilized in the formulation of sunscreens and in biochemical research as a fluorescent tag or sensor because of its light-absorbing and emitting capabilities.
• Fine Chemical Research: A crucial reagent in organic chemistry laboratories for method development and the synthesis of complex natural product analogs.

Basic Information

Product Name	5-Methoxycoumarin
CAS No.	51559-36-5
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	5-Methoxy-2H-1-benzopyran-2-one; 5-Methoxy-1,2-benzopyrone; 5-Methoxy-2H-chromen-2-one; 5-Methoxycoumarin; NSC 406512; 5-Methoxychromen-2-one; 5-Methoxy-2-oxo-2H-chromene
EINECS	257-254-6

Quality Control

Our 5-Methoxycoumarin is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring high-purity intermediates, from research to commercial-scale production.

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 heat, sparks, and open flame. The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	142 - 146 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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