2-(Diphenylphosphino)benzaldehyde oxime
2-(Diphenylphosphino)benzaldehyde oxime (CAS: 153358-05-5; Formula: C19H16NOP; Molar Mass: 305.31) is a phosphine compound utilised in chemical synthesis. This oxime derivative of a phosphine-containing benzaldehyde serves as a valuable ligand in catalysis, facilitating various organic transformations. Its specific structure makes it suitable for applications requiring tailored coordination chemistry, particularly within the fields of catalysis and inorganic chemistry.
- IUPAC
- 2-(Diphenylphosphanyl)benzaldoxime

Ligand in Catalysis
This compound functions as a phosphine ligand, crucial for homogeneous catalysis. It can coordinate with transition metals to form active catalytic species for reactions such as cross-couplings or hydrogenations.
Organic Synthesis Intermediate
As a functionalised phosphine, it can be employed as a building block in complex organic synthesis. The presence of both the phosphine and oxime functionalities allows for diverse synthetic strategies.
Coordination Chemistry Research
Its unique structure makes it a subject of interest in coordination chemistry research, exploring novel metal complexes and their properties.
| Molecular weight | 305.31 |
|---|---|
| Empirical formula | C19H16NOP |
| Assay | 97% |
| Melting point | 173-178 °C |

Hazard statements
- H302Harmful if swallowed
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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-(Diphenylphosphino)benzaldehyde oxime used for?
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2-(Diphenylphosphino)benzaldehyde oxime is primarily used as a phosphine ligand in catalysis and as an intermediate in organic synthesis. It finds applications in coordination chemistry research.
What is the CAS number and molecular formula for this product?
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The CAS number is 153358-05-5, and the molecular formula is C19H16NOP.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. This is a technical grade for research and synthesis purposes; it is not represented as USP, BP, EP, or any pharmacopoeia grade.
What are the safety and handling recommendations for this chemical?
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This compound is classified under GHS07 with a Warning signal word, indicating potential hazards (H302 - Harmful if swallowed). Handle with appropriate personal protective equipment in a well-ventilated area. Refer to the Safety Data Sheet for detailed information.
Is this chemical a controlled substance?
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The provided data does not indicate that 2-(Diphenylphosphino)benzaldehyde oxime is a controlled substance.
How is this product shipped and exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals and reagents, equipped to handle international shipping and export procedures in compliance with relevant regulations.
How can I request a sample or a quote for 2-(Diphenylphosphino)benzaldehyde oxime?
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Please contact our sales team directly or use the online inquiry form on our website to request a sample or a quotation for this product.
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