Description

4H-1-Benzopyran-4-One, 6-Chloro-8-Methyl- CAS NO 95639-20-6 is a specialized chlorinated and methylated benzopyranone derivative, serving as a crucial advanced pharmaceutical intermediate and organic synthesis building block. Its unique molecular structure makes it valuable for constructing complex heterocyclic frameworks. This compound is primarily sought by research institutions and fine chemical manufacturers engaged in the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new herbicides and fungicides, leveraging its heterocyclic core.
• Material Science: Building block for creating specialized organic ligands, dyes, or photoactive materials.
• Academic & R&D: Serves as a standard or starting material in organic chemistry research for method development and heterocyclic compound studies.
• Chemical Synthesis: Utilized in multi-step synthetic routes to introduce the benzopyranone moiety into more complex molecular architectures.

Basic Information

Product Name	4H-1-Benzopyran-4-One, 6-Chloro-8-Methyl-
CAS No.	95639-20-6
Molecular Formula	C10H7ClO2
Molecular Weight	194.61 g/mol
Synonyms	6-Chloro-8-methyl-4H-chromen-4-one; 6-Chloro-8-methylchromone; 6-Chloro-8-methyl-4-chromone; 8-Methyl-6-chlorochromone; 6-Chloro-8-methyl-4H-1-benzopyran-4-one; 4H-Chromen-4-one, 6-chloro-8-methyl-; 6-Chloro-8-methyl-4-oxo-4H-chromene
EINECS	Contact for details

Quality Control

We maintain strict quality assurance protocols for all our fine chemical intermediates. Production follows cGMP guidelines where applicable, and each batch is analyzed using advanced techniques like HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from incompatible materials. The container should be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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