Description

6-Chloro-3,4-Dihydroxy-2H-1-Benzopyran-2-One is a functionalized coumarin derivative, a versatile chemical scaffold of significant interest in advanced organic synthesis. Its chlorinated and dihydroxy-substituted structure makes it a valuable intermediate for developing novel compounds with targeted biological and material properties. This high-purity building block is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the coumarin core is pharmacologically active.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, or plant growth regulators, leveraging its bioactive heterocyclic structure.
• Organic Light-Emitting Diodes (OLEDs): Acts as a potential electron-transport or emissive layer material due to the conjugated coumarin system, which can be fine-tuned for optoelectronic applications.
• Fluorescent Probe & Dye Synthesis: The inherent fluorescence of coumarins makes this derivative a starting point for creating sensitive chemical sensors and specialized dyes for analytical or imaging purposes.
• Complex Ligand & Chelator Preparation: The dihydroxy groups provide coordination sites for metal ions, useful in synthesizing catalysts or metal-chelating agents.

Basic Information

Item	Detail
Product Name	6-Chloro-3,4-Dihydroxy-2H-1-Benzopyran-2-One
CAS No.	103620-90-2
Molecular Formula	C9H5ClO4
Molecular Weight	212.59 g/mol
Synonyms	6-Chloro-3,4-dihydroxycoumarin; 6-Chloro-3,4-dihydroxy-2H-chromen-2-one; 3,4-Dihydroxy-6-chlorocoumarin; 6-Chloro-3,4-dihydroxy-1-benzopyran-2(2H)-one; 6-Chloro-3,4-dihydroxy-2H-1-benzopyran-2-one; 6-Chloro-3,4-dihydroxy-2-chromenone
EINECS	Contact for details

Quality Control

Our production of 6-Chloro-3,4-Dihydroxy-2H-1-Benzopyran-2-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. The material is characterized and controlled using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your R&D and quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Due to its light-sensitive nature, the container should be opaque or kept in dark conditions to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%

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