Description

3-Cyano-7-Hydroxy-4-Methylcoumarin is a versatile, high-purity synthetic intermediate belonging to the coumarin family of heterocyclic compounds. Its unique molecular structure, featuring both cyano and hydroxyl functional groups, makes it a critical building block for the synthesis of advanced organic materials and fine chemicals. This compound is essential for research and development laboratories and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop new active ingredients or functional dyes.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymes or receptors where the coumarin scaffold is pharmacologically active.
• Agrochemical Synthesis: Used in the development of new-generation pesticides and herbicides, leveraging its structural motif to create compounds with specific biological activity.
• Fluorescent Probe & Dye Manufacturing: Acts as a core structure for synthesizing advanced fluorescent dyes, markers, and molecular probes used in bio-imaging, diagnostics, and sensor technologies.
• Organic Light-Emitting Diode (OLED) Materials: A valuable starting material for creating electron-transport or emissive layers in OLED devices due to its conjugated system and modifiable functional groups.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new organic reactions, heterocyclic chemistry, and as a standard or reference compound.
• Photoinitiator & UV Absorber Precursor: Used in the production of compounds that initiate polymerization under light or that absorb ultraviolet radiation for coatings and polymer stabilizers.

Basic Information

Product Name	3-Cyano-7-Hydroxy-4-Methylcoumarin
CAS No.	2829-46-1
Molecular Formula	C₁₁H₇NO₃
Molecular Weight	201.18 g/mol
Synonyms	7-Hydroxy-4-methyl-2-oxo-2H-chromene-3-carbonitrile; 7-Hydroxy-4-methylcoumarin-3-carbonitrile; 3-Cyano-7-hydroxy-4-methyl-2H-chromen-2-one; 4-Methylumbelliferone-3-carbonitrile; 3-CN-7-OH-4-Me Coumarin; 2829-46-1; 7-Hydroxy-4-methyl-2-oxo-2H-1-benzopyran-3-carbonitrile
EINECS	220-596-5

Quality Control

Our 3-Cyano-7-Hydroxy-4-Methylcoumarin is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity assay and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets exacting specifications for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your quality requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed and away from direct light sources to maintain stability and purity.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	255 - 260 °C
Loss on Drying	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.1%

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