Description

3-(3,4-Dimethoxyphenyl)-7-Methoxy-4-Methyl-2H-Chromen-2-One is a high-purity, synthetic coumarin derivative of significant interest in advanced organic synthesis and pharmaceutical research. This compound serves as a critical chemical building block for developing novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for its unique structural framework.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways.
• Organic Synthesis Building Block: Utilized in complex multi-step syntheses to construct more elaborate heterocyclic systems and functional molecules.
• Agrochemical Research: Serves as a core structure for developing new crop protection agents and plant growth regulators.
• Material Science: Investigated for potential use in creating organic light-emitting diodes (OLEDs) or fluorescent markers due to the coumarin chromophore.
• Biochemical Probe Development: Used in research to create molecular probes for studying biological processes and enzyme activity.
• Academic & Contract Research: Employed in universities and CROs (Contract Research Organizations) for fundamental chemical research and method development.

Basic Information

Product Name	3-(3,4-Dimethoxyphenyl)-7-Methoxy-4-Methyl-2H-Chromen-2-One
CAS No.	720674-23-7
Molecular Formula	C20H20O5
Molecular Weight	340.37 g/mol
Synonyms	7-Methoxy-4-methyl-3-(3,4-dimethoxyphenyl)-2H-chromen-2-one; 4-Methyl-7-methoxy-3-(3,4-dimethoxyphenyl)coumarin; 3-(3,4-Dimethoxyphenyl)-7-methoxy-4-methylcoumarin; 720674-23-7; 4-Methyl-7-methoxy-3-(3,4-dimethoxyphenyl)-2H-1-benzopyran-2-one
EINECS	Contact for details

Quality Control

Our 3-(3,4-Dimethoxyphenyl)-7-Methoxy-4-Methyl-2H-Chromen-2-One is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, confirming compliance with agreed specifications. Our commitment to traceability and documentation supports cGMP and ISO standards for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
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.