Dicyclohexylphosphine
Dicyclohexylphosphine (CAS: 829-84-5) is an organophosphorus compound with the linear formula (C6H11)2PH and a molecular weight of 198.28 g/mol. It is a clear liquid primarily utilised as a ligand in homogeneous catalysis, notably in Suzuki-Miyaura coupling reactions. Its phosphine structure makes it valuable in coordinating with transition metals, facilitating various synthetic transformations. TSS supplies this chemical with an assay of 97%.
- IUPAC
- Cy2PH
- Synonyms
- Dicyclohexyl-phosphaneDicyclohexylphosphaneDicyclohexylphosphineCy2PH
Ligand in Homogeneous Catalysis
Dicyclohexylphosphine serves as a crucial phosphine ligand in transition metal-catalysed reactions. Its steric and electronic properties influence catalytic activity and selectivity. It is particularly noted for its application in cross-coupling reactions.
Suzuki-Miyaura Coupling
This compound is an effective ligand for the Suzuki-Miyaura coupling reaction, a cornerstone of modern organic synthesis for forming carbon-carbon bonds. It aids in the catalytic cycle involving palladium complexes.
Chemical Synthesis
As a versatile organophosphorus reagent, Dicyclohexylphosphine is employed in various synthetic pathways. It acts as a precursor or building block for more complex organophosphorus compounds and organometallic complexes.
Phosphorus Precursor
It can function as a source of phosphorus in the synthesis of specialised materials or organophosphorus derivatives. Its availability at 97% purity makes it suitable for research and development applications.
| Molecular weight | 198.28 |
|---|---|
| Linear formula | (C6H11)2PH |
| Assay | 97% |
| Boiling point | 129 °C/8 mmHg |
| Refractive index | n20/D 1.516 |
| Storage temperature | 20-25°C |
Hazard statements
- H225Highly flammable liquid and vapour
- H250Catches fire spontaneously if exposed to air
- H301Toxic if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P222Do not allow contact with air
- P231Handle under inert gas
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P422
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 2 °C / 35.6 °F |
| Transport (UN / ADR) | UN 2845 4.2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 17-23/24/25-36-38 |
| Safety statements (S) | 17-26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Ligand For | Suzuki-Miyaura Coupling |
|---|
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 Dicyclohexylphosphine used for?
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Dicyclohexylphosphine is primarily used as a ligand in homogeneous catalysis, particularly in Suzuki-Miyaura coupling reactions, and as a precursor in chemical synthesis.
What is the CAS number and formula for Dicyclohexylphosphine?
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The CAS number is 829-84-5, and its linear formula is (C6H11)2PH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dicyclohexylphosphine with an assay of 97%. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should Dicyclohexylphosphine be handled safely?
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Dicyclohexylphosphine is highly flammable and toxic. Handle with extreme caution in a well-ventilated area or fume hood, wearing appropriate personal protective equipment including eyeshields, gloves, and a full-face respirator. Avoid ignition sources.
How is Dicyclohexylphosphine packed and shipped?
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Dicyclohexylphosphine is shipped as a hazardous material according to UN 2845, Class 4.2. Packaging and shipping comply with international regulations for dangerous goods.
How can I request a quote or sample for Dicyclohexylphosphine?
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Please contact our sales team via the website or direct email to request a quotation or sample of Dicyclohexylphosphine.
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