Description

7-Methoxycoumarin is a versatile organic compound belonging to the coumarin family, characterized by a methoxy substituent at the 7-position. This structural feature is critical for its role as a key synthetic intermediate and a functional ingredient in advanced material science. It is essential for manufacturers and R&D laboratories seeking high-purity building blocks for pharmaceuticals, agrochemicals, and optical materials. Our supply of 7-Methoxycoumarin CAS NO 4003-89-8 ensures consistent quality and reliable availability for global industrial applications.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of certain herbicides, fungicides, and plant growth regulators.
• Fluorescent Probe & Dye: Serves as a core structure for developing fluorescent dyes, probes, and markers used in biochemical assays and analytical chemistry.
• Fragrance & Flavor Ingredient: Employed as a synthetic building block for creating specific coumarin-derived notes in perfumery and flavor compositions.
• Organic Light-Emitting Diodes (OLEDs): Investigated as an electron-transporting or emissive layer material in organic electronic devices.
• UV Absorber & Stabilizer: Incorporated into polymer formulations and coatings to provide ultraviolet light protection.
• Chemical Research & Development: A valuable standard and starting material for novel organic synthesis and methodological studies in academic and industrial labs.

Basic Information

Product Name	7-Methoxycoumarin
CAS No.	4003-89-8
Molecular Formula	C10H8O3
Molecular Weight	176.17 g/mol
Synonyms	7-Methoxy-2H-1-benzopyran-2-one; 7-Methoxy-2H-chromen-2-one; Herniarin; 7-Methoxycoumarin; 7-Methoxychromen-2-one; 7-Methoxy-1,2-benzopyrone; Ayapanin; 7-MOC
EINECS	223-663-9

Quality Control

Our 7-Methoxycoumarin is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for industrial and research applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and compliance.

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 and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	117 - 121 °C
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.