Description

4H-1-Benzopyran-4-One, 8-Chloro- CAS NO 95664-16-7 is a specialized chlorinated benzopyranone derivative, a key heterocyclic building block in advanced organic synthesis. This compound is valued for its precise molecular structure, which serves as a critical intermediate in the development of complex active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and material science industries for its role in creating novel compounds with targeted biological or physical properties.

Application

• Pharmaceutical Intermediate: A crucial building block for synthesizing novel drug candidates, particularly in therapeutic areas requiring complex heterocyclic scaffolds.
• Agrochemical Research: Used in the development of new pesticides and herbicides, where the chlorinated benzopyranone structure can confer specific biological activity.
• Material Science Precursor: Serves as a starting material for creating advanced organic electronic materials, dyes, and photostabilizers.
• Chemical Synthesis Reagent: Employed in academic and industrial R&D for constructing complex molecular libraries and exploring new synthetic pathways.
• Flavor & Fragrance Chemistry: Potential intermediate for synthesizing specialized aroma chemicals due to its benzopyranone core structure.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 8-Chloro- CAS NO 95664-16-7
CAS No.	95664-16-7
Molecular Formula	C9H5ClO2
Molecular Weight	180.59 g/mol
Synonyms	8-Chloro-4H-chromen-4-one; 8-Chlorochromone; 8-Chloro-4H-1-benzopyran-4-one; 8-Chloro-4-chromone; 4H-Chromen-4-one, 8-chloro-; 8-Chloro-4-oxo-4H-chromene
EINECS	Contact for details

Quality Control

Our 4H-1-Benzopyran-4-One, 8-Chloro- is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR). We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality attributes to ensure the material meets your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents, strong bases, and strong acids.

Specification

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