Carbon monooxide - cobalt (3:1)
[CAS# 17786-31-1]

Identification

• Classification: Organic raw materials >> Organometallic compound >> Organic germanium, cobalt, strontium, barium, gallium, germanium, germanium, germanium, germanium, etc.
• Name: Carbon monooxide - cobalt (3:1)
• Synonyms: Tetracobalt dodecacarbonyl
• Molecular Formula: C₁₂Co₄O₁₂
• Molecular Weight: 571.85
• CAS Registry Number: 17786-31-1
• EC Number: 241-763-1
• SMILES: [C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[C-]#[O+].[Co].[Co].[Co].[Co]

Properties

• Melting point: 60 ºC (decomp.)

Safety Data

• Hazard Symbols: GHS02;GHS06;GHS08 Danger
• Hazard Statements: H228-H301-H317-H331-H351
• Precautionary Statements: P203-P210-P240-P241-P261-P264-P270-P271-P272-P280-P301+P316-P302+P352-P304+P340-P316-P318-P321-P330-P333+P317-P362+P364-P370+P378-P403+P233-P405-P501
• Transport Information: UN 3179

Discovory and Applicatios

Carbon monoxide-cobalt (3:1), commonly referred to as cobalt carbonyl, is a chemical compound characterized by its unique stoichiometry and coordination environment. This compound, featuring a cobalt center surrounded by carbon monoxide (CO) ligands in a 3:1 ratio, plays a significant role in various industrial and research applications due to its reactivity and catalytic properties.

The discovery of carbon monoxide-cobalt (3:1) dates back to early studies in organometallic chemistry, where researchers sought to understand the coordination chemistry of transition metals with carbon monoxide. Cobalt, a transition metal with a propensity to form stable complexes with CO, was the subject of extensive research. The synthesis of carbon monoxide-cobalt (3:1) involves the reaction of cobalt metal with carbon monoxide under controlled conditions. This reaction yields a compound where cobalt is coordinated by three CO ligands, resulting in a stable and useful organometallic complex.

Structurally, carbon monoxide-cobalt (3:1) features a cobalt atom at the center, surrounded by three CO ligands. The CO ligands are bonded to the cobalt atom through their carbon atoms, creating a stable coordination sphere around the metal. The compound’s structure allows for the formation of various derivatives and complexes, contributing to its versatility in chemical applications.

In catalysis, carbon monoxide-cobalt (3:1) serves as a crucial catalyst or catalyst precursor in numerous reactions. Its ability to activate carbon monoxide and other small molecules makes it valuable in processes such as hydroformylation and carbonylation. In hydroformylation, the compound facilitates the addition of a formyl group (–CHO) to alkenes, producing aldehydes. In carbonylation reactions, it promotes the incorporation of CO into organic substrates, leading to the formation of carbonyl-containing compounds.

The compound also finds application in organic synthesis, where it is used to generate various cobalt-based intermediates. These intermediates can be employed in the synthesis of pharmaceuticals, agrochemicals, and other fine chemicals. The reactivity of carbon monoxide-cobalt (3:1) allows for the formation of novel compounds with specific properties, expanding its utility in chemical synthesis.

Additionally, carbon monoxide-cobalt (3:1) has potential applications in material science. Its coordination chemistry enables the design of cobalt-containing materials with desirable electronic and optical characteristics. For example, the compound can be used to prepare cobalt-based polymers and composites with enhanced properties such as high thermal stability and electrical conductivity.

In summary, carbon monoxide-cobalt (3:1) is a valuable organometallic compound with significant applications in catalysis, organic synthesis, and material science. Its unique coordination environment and reactivity make it an important tool for advancing chemical processes and developing new materials.