Description

2,3-Dichloro-5-(Dichloromethylidene)Cyclopent-2-Ene-1,4-Dione is a highly functionalized, halogenated cyclopentenedione derivative that serves as a versatile and reactive synthetic intermediate. Its unique structure, featuring multiple electrophilic sites, makes it a valuable building block for constructing complex organic frameworks. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex drug molecules, particularly those requiring halogenated or quinoid structural motifs.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and pesticides due to its reactive halogen substituents.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of novel polymers and advanced organic materials.
• Organic Synthesis Building Block: Employed in Diels-Alder reactions, nucleophilic substitution, and other transformations to create complex polycyclic compounds.
• Dyestuff and Pigment Intermediate: Potential use in the synthesis of specialized colorants and pigments for high-performance applications.

Basic Information

Item	Details
Product Name	2,3-Dichloro-5-(Dichloromethylidene)Cyclopent-2-Ene-1,4-Dione
CAS No.	18964-31-3
Molecular Formula	C7H2Cl4O2
Molecular Weight	259.90 g/mol
Synonyms	2,3-Dichloro-5-(dichloromethylene)-1,4-cyclopentenedione; 2,3-Dichloro-5-(dichloromethylene)cyclopent-4-ene-1,3-dione; Tetrachlorofulvene-3,4-dione; 3,4-Dichloro-5-(dichloromethylene)-2,5-dihydro-2-furanone; 1,4-Cyclopentenedione, 2,3-dichloro-5-(dichloromethylene)-; 2,3-Dichloro-5-(dichloromethylidene)cyclopent-2-ene-1,4-dione
EINECS	Contact for details

Quality Control

Our 2,3-Dichloro-5-(Dichloromethylidene)Cyclopent-2-Ene-1,4-Dione is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical quality parameters to support your R&D and quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat, sparks, and open flames. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
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.