Description

3-Cyano-6,7-Dichloro-4-Methylcoumarin is a functionalized coumarin derivative characterized by its cyano and dichloro substituents, which impart unique electronic and steric properties. This compound serves as a versatile and critical synthetic intermediate for the development of advanced organic materials and active pharmaceutical ingredients (APIs). It is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting enzyme inhibition or requiring a coumarin core structure.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and pesticides where the substituted coumarin scaffold provides specific biological activity.
• Fluorescent Probe & Dye Synthesis: Serves as a precursor for creating advanced fluorescent markers, sensors, and optical brightening agents due to the inherent photophysical properties of the coumarin system.
• Organic Electronic Materials: Investigated as a component in the development of organic light-emitting diodes (OLEDs) and other electronic materials where its electron-withdrawing groups are beneficial.
• Chemical Biology Tool: Utilized in the design of activity-based probes and molecular tags for studying biological processes.
• Academic & Industrial R&D: Employed in organic synthesis research for methodology development and the exploration of new chemical reactions.

Basic Information

Product Name	3-Cyano-6,7-Dichloro-4-Methylcoumarin
CAS No.	288399-86-0
Molecular Formula	C₁₁H₅Cl₂NO₂
Molecular Weight	254.07 g/mol
Synonyms	6,7-Dichloro-3-cyano-4-methylcoumarin; 4-Methyl-6,7-dichlorocoumarin-3-carbonitrile; 6,7-Dichloro-4-methyl-2-oxo-2H-chromene-3-carbonitrile; 3-Cyano-6,7-dichloro-4-methyl-2H-chromen-2-one; 2H-1-Benzopyran-2-one, 3-cyano-6,7-dichloro-4-methyl-
EINECS	Contact for details

Quality Control

Every batch of 3-Cyano-6,7-Dichloro-4-Methylcoumarin is manufactured under a strict quality management system. Our products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment 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 controlled room temperature (15-25°C). Keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.