Description

2-Cyclopenten-1-One, 4,5-Dichloro-3-Methyl- is a versatile chlorinated cyclopentenone derivative, a key building block in advanced organic synthesis. Its unique halogenated structure makes it a valuable intermediate for creating complex molecules with specific functionalities. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, where it serves as a precursor for active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of novel drug candidates, particularly in the development of antiviral and anti-inflammatory agents.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, leveraging its reactive ketone and chloro groups.
• Organic Synthesis Building Block: Serves as a versatile starting material for complex organic transformations, including cycloadditions and nucleophilic substitutions.
• Material Science Research: Employed in the development of specialty polymers and functional materials that require halogenated cyclic structures.
• Fine Chemical Production: Acts as an intermediate in the manufacture of dyes, fragrances, and other high-value specialty chemicals.

Basic Information

Product Name	2-Cyclopenten-1-One, 4,5-Dichloro-3-Methyl-
CAS No.	7411-37-2
Molecular Formula	C6H6Cl2O
Molecular Weight	165.02 g/mol
Synonyms	4,5-Dichloro-3-methyl-2-cyclopenten-1-one; 3-Methyl-4,5-dichlorocyclopent-2-en-1-one; 4,5-Dichloro-3-methylcyclopent-2-enone; Dichloromethylcyclopentenone
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 4,5-Dichloro-3-Methyl- is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including GC and HPLC, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical parameters is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (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.