Description

Dicarbonylcyclopentadienylcobalt is an organometallic compound of cobalt, widely recognized as a versatile catalyst precursor and a key reagent in organic synthesis. Its primary value lies in its ability to facilitate complex carbon-carbon bond-forming reactions and serve as a source of the CpCo(CO)₂ fragment for the synthesis of more elaborate organocobalt complexes. This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors, where it enables innovative synthetic pathways and catalytic processes.

Application

• Catalyst Precursor for Pauson-Khand and related cycloaddition reactions to synthesize cyclopentenones.
• Organic Synthesis Reagent in the preparation of complex natural products and pharmaceutical intermediates.
• Ligand Source for generating substituted cyclopentadienyl cobalt complexes used in homogeneous catalysis.
• Research & Development tool in academic and industrial laboratories studying organometallic reaction mechanisms.
• Material Science applications, including the deposition of cobalt-containing thin films via chemical vapor deposition (CVD) techniques.
• Polymerization Catalyst component for specialized co-polymer synthesis.

Basic Information

Product Name	Dicarbonylcyclopentadienylcobalt
CAS No.	12078-25-0
Molecular Formula	C7H5CoO2
Molecular Weight	180.05 g/mol
Synonyms	Cobalt, dicarbonyl(η5-2,4-cyclopentadien-1-yl)-; Cyclopentadienyldicarbonylcobalt; CpCo(CO)2; Cobaltocene dicarbonyl; Dicarbonyl(cyclopentadienyl)cobalt; (Cyclopentadienyl)dicarbonylcobalt; Cobalt, dicarbonyl(π-cyclopentadienyl)-
EINECS	235-135-8

Quality Control

Every batch of Dicarbonylcyclopentadienylcobalt is subjected to rigorous analytical testing to ensure identity, purity, and consistency. Our standard quality protocol includes verification by spectroscopic methods (IR, NMR) and purity determination. Certificates of Analysis (COA) detailing all test results are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place. Due to its sensitivity to moisture and oxidation, the container should be kept sealed and allowed to reach ambient temperature before opening to prevent condensation.

Specification

Item	Specification
Appearance	Dark red to brown crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	48 - 52 °C

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