Dibromobis(triphenylphosphine)nickel(II)
Dibromobis(triphenylphosphine)nickel(II) (CAS: 14126-37-5) is a nickel complex with the formula [(C6H5)3P]2NiBr2 and a molecular weight of 743.07 g/mol. It is primarily utilised as a catalyst in various organic synthesis reactions, including cross-coupling, reduction, and oligomerization. This compound plays a significant role in forming carbon-heteroatom bonds and coupling aryl halides.
- IUPAC
- NiBr2(PPh3)2,bis(triphenylphosphine)nickel(II) bromide
- Synonyms
- NiBr2(PPh3)2bis(triphenylphosphine)nickel(II) bromide
![Dibromobis(triphenylphosphine)nickel(II) ([(C6H5)3P]2NiBr2) — chemical structure, CAS 14126-37-5; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F14126-37-5.png&w=3840&q=75)
Catalysis in Organic Synthesis
This nickel complex serves as an effective catalyst for a range of organic transformations. It facilitates cross-coupling reactions, enabling the formation of new carbon-carbon bonds. Additionally, it is used in the reduction of C-X bonds and the homocoupling of Csp2 halides.
Aryl Halide Transformations
Dibromobis(triphenylphosphine)nickel(II) is instrumental in the displacement of aryl halides. This application is crucial for synthesising complex organic molecules where precise functionalisation of aromatic rings is required.
Diene Oligomerization
The compound acts as a catalyst in the oligomerization of dienes, a process important for the synthesis of polymers and other advanced materials. This application leverages nickel's ability to coordinate and activate unsaturated hydrocarbon chains.
| Molecular weight | 743.07 |
|---|---|
| Linear formula | [(C6H5)3P]2NiBr2 |
| Assay | 99% |
| Application | Catalysts for the cross-coupling reactions, C-X bond reduction, homocoupling of Csp2 halides, displacement of aryl halides, and oligomerization of dienes |
| Melting point | 219-223 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 1759 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 Dibromobis(triphenylphosphine)nickel(II) used for?
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Dibromobis(triphenylphosphine)nickel(II) (CAS: 14126-37-5) is used as a catalyst for cross-coupling reactions, C-X bond reduction, homocoupling of Csp2 halides, displacement of aryl halides, and oligomerization of dienes.
What is the CAS number and chemical formula for Dibromobis(triphenylphosphine)nickel(II)?
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The CAS number is 14126-37-5 and the chemical formula is [(C6H5)3P]2NiBr2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dibromobis(triphenylphosphine)nickel(II) with a purity of 99%. We do not represent this product as USP, BP, or EP grade.
What are the primary hazards associated with Dibromobis(triphenylphosphine)nickel(II)?
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Dibromobis(triphenylphosphine)nickel(II) is classified as harmful if swallowed, harmful in contact with skin, and harmful if inhaled (H302-H312-H332). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, should be used.
How is Dibromobis(triphenylphosphine)nickel(II) shipped and exported?
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Dibromobis(triphenylphosphine)nickel(II) is shipped and exported according to regulations, including UN 1759, Class 8, Packing Group II.
How can I request a quote or sample for Dibromobis(triphenylphosphine)nickel(II)?
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To request a quote or sample for Dibromobis(triphenylphosphine)nickel(II), please contact our sales team via the website or direct inquiry, providing your specific requirements.
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