Diethyl benzoylphosphonate
Diethyl benzoylphosphonate (CAS: 3277-27-8), with the linear formula C6H5COP(O)(OC2H5)2 and a molecular weight of 242.21 g/mol, is an organic phosphonate compound. It serves as a valuable building block in chemical synthesis. Its properties make it suitable for use in research and development laboratories, contributing to the creation of novel organic molecules and materials.

Organic Synthesis Intermediate
Diethyl benzoylphosphonate functions as a key intermediate in the synthesis of various organic compounds. Its phosphonate structure allows for diverse chemical transformations.
Phosphorus Compound Research
This compound is utilised in research focusing on phosphorus chemistry. It enables the exploration of new synthetic routes and the development of phosphorus-containing materials.
Building Block for Fine Chemicals
As an organic building block, it is employed in the construction of more complex molecular architectures for fine chemical applications.
| Molecular weight | 242.21 |
|---|---|
| Linear formula | C6H5COP(O)(OC2H5)2 |
| Assay | 97% |
| Boiling point | 186 °C(lit.) |
| Density | 1.156 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.508(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 Diethyl benzoylphosphonate used for?
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Diethyl benzoylphosphonate is used as a building block in chemical synthesis, particularly in organic synthesis and research involving phosphorus compounds.
What are the CAS number and formula for Diethyl benzoylphosphonate?
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The CAS number for Diethyl benzoylphosphonate is 3277-27-8, and its linear formula is C6H5COP(O)(OC2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethyl benzoylphosphonate with a minimum assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the safety precautions for handling Diethyl benzoylphosphonate?
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When handling Diethyl benzoylphosphonate, it is recommended to use safety glasses and gloves. The flash point is above 113 °C (235.4 °F), indicating it is not highly flammable at room temperature. Always consult the Safety Data Sheet (SDS) for detailed handling information.
How is Diethyl benzoylphosphonate packaged and shipped?
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Tech Serve Solutions packages and exports fine chemicals like Diethyl benzoylphosphonate according to industry standards and international shipping regulations to ensure safe transit.
How can I request a sample or quote for Diethyl benzoylphosphonate?
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To request a sample or a quote for Diethyl benzoylphosphonate, please contact our sales department via the website or by phone.
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