Description

Methanone, (3,4-Dichloro-2,4-cyclopentadien-1-ylidene)- (9Ci) is a specialized organic intermediate featuring a functionalized cyclopentadienylidene core. This compound matters for its role as a key building block in the synthesis of advanced materials and complex organic molecules, offering precise structural control. It is primarily needed by research chemists and process development teams in the pharmaceutical, agrochemical, and material science industries for creating novel compounds with targeted properties.

Application

• Pharmaceutical Intermediate: Serves as a precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for candidates with complex heterocyclic structures.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and insecticides that require specific chlorinated hydrocarbon frameworks.
• Material Science: Acts as a monomer or ligand precursor for creating specialized polymers, coordination complexes, and organometallic catalysts.
• Organic Synthesis: A valuable reagent for Diels-Alder reactions and cycloadditions to construct polycyclic systems in academic and industrial R&D settings.
• Chemical Research: Employed as a standard or reference compound in analytical method development and spectroscopic studies.

Basic Information

Product Name	Methanone, (3,4-Dichloro-2,4-cyclopentadien-1-ylidene)- (9Ci)
CAS No.	404868-95-7
Molecular Formula	C6H2Cl2O
Molecular Weight	160.99 g/mol
Synonyms	(3,4-Dichloro-2,4-cyclopentadien-1-ylidene)methanone; 3,4-Dichloro-2,4-cyclopentadien-1-ylidenemethanone; 3,4-Dichlorocyclopentadienylidene ketone; Dichlorocyclopentadienylidenemethanone; (3,4-Dichlorocyclopentadienylidene)methanone; 404868-95-7; (3,4-Dichloro-cyclopentadienylidene)-methanone
EINECS	Contact for details

Quality Control

Every batch of Methanone, (3,4-Dichloro-2,4-cyclopentadien-1-ylidene)- (9Ci) is produced and tested under a strict quality management system. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.