Description

1,3-Cyclopentadiene,1-Chloro-5-(Chloromethylene)-(9Ci) is a specialized chlorinated cyclopentadiene derivative, a high-value intermediate in advanced organic synthesis. This compound matters for its unique bicyclic structure and reactive chloromethylene group, enabling precise chemical modifications to create complex molecular architectures. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for synthesizing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key building block for the synthesis of novel drug candidates, particularly in the development of complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its structure contributes to unique biological activity.
• Material Science Research: Serves as a precursor in the development of specialty polymers and advanced organic materials with tailored properties.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloaddition chemistry to construct intricate polycyclic frameworks in academic and industrial laboratories.
• Ligand and Catalyst Development: Utilized for creating novel organometallic complexes and chiral ligands used in asymmetric catalysis.

Basic Information

Product Name	1,3-Cyclopentadiene,1-Chloro-5-(Chloromethylene)-(9Ci)
CAS No.	67949-02-4
Molecular Formula	C7H6Cl2
Molecular Weight	161.03 g/mol
Synonyms	1-Chloro-5-(chloromethylene)-1,3-cyclopentadiene; 5-(Chloromethylene)-1-chloro-1,3-cyclopentadiene; 1,3-Cyclopentadiene, 1-chloro-5-(chloromethylene)-; 1-Chloro-5-chloromethylenecyclopentadiene; NSC 338183; 1-Chloro-5-(chloromethylidene)cyclopenta-1,3-diene
EINECS	Contact for details

Quality Control

Our 1,3-Cyclopentadiene,1-Chloro-5-(Chloromethylene)-(9Ci) is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is 2-8°C to maintain stability for extended periods. Keep container tightly sealed under an inert atmosphere to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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