Diiodo(bis(diphenylphosphino)ethane)cobalt(II)
Diiodo(bis(diphenylphosphino)ethane)cobalt(II), CAS 34775-39-8, has the molecular formula CoI2(P(C6H5)2C2H4P(C6H5)2) and a molecular weight of 711.16. This cobalt complex serves as a valuable catalyst in organic synthesis. Its primary application involves facilitating the mild coupling of thiols with aryl and heteroaryl iodides, leading to the formation of sulfides. The compound is supplied by Tech Serve Solutions for laboratory and research purposes.
- IUPAC
- [1,2-Ethanediylbis[diphenylphosphine-Κ, P]]diiodo-cobalt
- Synonyms
- [1,2-Ethanediylbis[diphenylphosphine-Κ, P]]diiodo-cobalt

Catalysis for Sulfide Synthesis
Diiodo(bis(diphenylphosphino)ethane)cobalt(II) acts as a catalyst in the synthesis of sulfides. It enables the mild coupling reaction between thiols and aryl or heteroaryl iodides, providing an efficient route to these important organic compounds.
Inorganic Chemistry Reagent
This cobalt complex is a useful reagent within the field of inorganic chemistry. Its structure and reactivity make it suitable for various research applications and studies involving coordination compounds.
Chemical Synthesis
As a versatile compound for chemical synthesis, Diiodo(bis(diphenylphosphino)ethane)cobalt(II) can be employed in diverse synthetic transformations. Its specific catalytic activity allows for controlled formation of carbon-sulfur bonds.
| Molecular weight | 711.16 |
|---|---|
| Linear formula | CoI2(P(C6H5)2C2H4P(C6H5)2) |
| Application | Catalyst for the mild coupling of thiols with aryl and heteroaryl iodides to give sulfides.4 |
| Melting point | >300 °C |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Diiodo(bis(diphenylphosphino)ethane)cobalt(II) used for?
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Diiodo(bis(diphenylphosphino)ethane)cobalt(II) is used as a catalyst for the mild coupling of thiols with aryl and heteroaryl iodides to form sulfides. It is also utilised in inorganic chemistry and general chemical synthesis.
What is the CAS number and chemical formula for Diiodo(bis(diphenylphosphino)ethane)cobalt(II)?
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The CAS number is 34775-39-8 and the chemical formula is CoI2(P(C6H5)2C2H4P(C6H5)2).
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diiodo(bis(diphenylphosphino)ethane)cobalt(II) for research and laboratory use. Purity information is available upon request. This product is not supplied as USP, BP, EP, or pharmacopoeia grade.
What are the safety and handling considerations for Diiodo(bis(diphenylphosphino)ethane)cobalt(II)?
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This compound is classified under WGK 3 (Germany). Appropriate safety precautions, including the use of personal protective equipment and adequate ventilation, should be taken when handling. Consult the Safety Data Sheet for detailed information.
How is Diiodo(bis(diphenylphosphino)ethane)cobalt(II) packed and shipped?
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Products are carefully packed to ensure safe transit and compliance with international shipping regulations. Tech Serve Solutions is experienced in exporting chemicals globally.
How can I request a quote or sample?
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To request a quote or a sample of Diiodo(bis(diphenylphosphino)ethane)cobalt(II), please contact our sales team through the website or by phone.
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