2-(2-(Diphenylphosphino)ethyl)pyridine
2-(2-(Diphenylphosphino)ethyl)pyridine (CAS: 10150-27-3; C19H18NP; MW: 291.33) is a phosphine ligand with a pyridine moiety, valuable in catalysis. It serves as a versatile building block and ligand in organometallic chemistry and asymmetric synthesis. This compound is frequently employed in reactions requiring specific coordination environments, contributing to the development of novel catalytic systems and complex molecule synthesis within research and industrial settings.
- IUPAC
- 1-(Diphenylphosphino)-2-(2-pyridyl)ethane,Diphenyl(2-(pyridin-2-yl)ethyl)phosphine
- Synonyms
- 1-(Diphenylphosphino)-2-(2-pyridyl)ethaneDiphenyl(2-(pyridin-2-yl)ethyl)phosphine

Homogeneous Catalysis
Serves as a bidentate ligand in transition metal catalysis, facilitating reactions such as cross-coupling, hydrogenation, and hydroformylation by stabilising catalytic intermediates and influencing selectivity.
Asymmetric Synthesis
When coordinated to chiral metal centres, it can be employed in enantioselective transformations, promoting the formation of chiral products with high optical purity in research and development.
Organometallic Chemistry
Acts as a versatile building block for synthesising novel organometallic complexes with diverse electronic and steric properties, useful for fundamental studies and materials science applications.
Ligand Design
Its unique structure makes it a useful component in the design and synthesis of custom ligands for specific catalytic applications, aiding in fine-tuning catalyst performance.
| Molecular weight | 291.33 |
|---|---|
| Empirical formula | C19H18NP |
| Melting point | 58-62 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 2-(2-(Diphenylphosphino)ethyl)pyridine used for?
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2-(2-(Diphenylphosphino)ethyl)pyridine is used as a phosphine ligand in homogeneous catalysis, asymmetric synthesis, and organometallic chemistry, serving as a building block for novel catalytic systems and complexes.
What is the CAS number and formula for 2-(2-(Diphenylphosphino)ethyl)pyridine?
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The CAS number is 10150-27-3 and the molecular formula is C19H18NP.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this compound for research and synthesis purposes. As it is not specified as USP, BP, or EP grade, it is supplied as a technical/research grade, and we do not represent it as pharmacopoeia grade.
How should 2-(2-(Diphenylphosphino)ethyl)pyridine be handled safely?
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Handle with appropriate personal protective equipment including a dust mask (N95), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it can cause skin irritation, eye irritation, and respiratory irritation (H315, H319, H335).
Is 2-(2-(Diphenylphosphino)ethyl)pyridine available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 2-(2-(Diphenylphosphino)ethyl)pyridine.
How can I request a sample or quote for 2-(2-(Diphenylphosphino)ethyl)pyridine?
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Please contact our sales team via the website or phone to request a sample or a quotation for 2-(2-(Diphenylphosphino)ethyl)pyridine.
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