Description

3-(4-Chlorophenyl)-7-Hydroxy-2H-Chromen-2-One is a high-purity, synthetic organic compound belonging to the coumarin derivative family. This versatile chemical intermediate is valued for its unique molecular structure, which serves as a critical building block in advanced synthesis. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways.
• Agrochemical Research: Used in developing new generation pesticides and herbicides due to its bioactive coumarin core.
• Organic Light-Emitting Diodes (OLEDs): Serves as a potential electron-transport or emissive layer material in electronic device research.
• Fluorescent Probe & Dye Synthesis: Utilized as a starting material for creating sensitive fluorescent markers and dyes for analytical and biological imaging.
• Academic & Industrial R&D: Fundamental building block in organic chemistry research for constructing complex heterocyclic compounds.
• Material Science: Investigated for use in advanced polymers and coatings to impart specific optical or chemical properties.

Basic Information

Product Name	3-(4-Chlorophenyl)-7-Hydroxy-2H-Chromen-2-One
CAS No.	20050-82-2
Molecular Formula	C15H9ClO3
Molecular Weight	272.68 g/mol
Synonyms	7-Hydroxy-3-(4-chlorophenyl)coumarin; 3-(p-Chlorophenyl)-7-hydroxycoumarin; 3-(4'-Chlorophenyl)-7-hydroxy-2H-1-benzopyran-2-one; 7-Hydroxy-3-(4'-chlorophenyl)-2H-chromen-2-one; 4-Chlorophenyl-7-hydroxycoumarin; NSC 403697; p-Chlorophenyl-7-hydroxycoumarin
EINECS	Contact for details

Quality Control

Our production of 3-(4-Chlorophenyl)-7-Hydroxy-2H-Chromen-2-One adheres to stringent quality management protocols. Each batch is analytically verified using advanced techniques like HPLC, NMR, and mass spectrometry to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality system is designed to support cGMP (current Good Manufacturing Practice) requirements for pharmaceutical intermediate 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 (15-25°C). This compound is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow 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 (as Pb)	≤ 20 ppm

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