Dibenzyl phosphite
Dibenzyl phosphite (CAS: 17176-77-1) is an organophosphorus compound with the linear formula (C6H5CH2O)2P(O)H and a molecular weight of 262.24 g/mol. It serves as a valuable building block in organic synthesis, particularly within the realm of phosphorus chemistry. Its structure lends itself to various chemical transformations, making it a useful intermediate for developing more complex molecules.
- IUPAC
- Dibenzyl phosphonate

Organic Synthesis Intermediate
Dibenzyl phosphite is utilized as an intermediate in the synthesis of various organic compounds. Its phosphite functionality allows for diverse reactions, contributing to the development of novel chemical entities.
Phosphorus Chemistry Research
This compound is employed in academic and industrial research focused on phosphorus chemistry. It can be a precursor for creating organophosphorus ligands, catalysts, or materials with unique properties.
Building Block for Fine Chemicals
As a chemical building block, dibenzyl phosphite is integral to the production of fine chemicals. Its structural features are leveraged in multi-step syntheses for specialised applications.
| Molecular weight | 262.24 |
|---|---|
| Linear formula | (C6H5CH2O)2P(O)H |
| Boiling point | 110-120 °C/0.01 mmHg(lit.) |
| Density | 1.187 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.555(lit.) |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | 110 °C / 230 °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 Dibenzyl phosphite used for?
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Dibenzyl phosphite is primarily used as a building block and intermediate in organic synthesis and phosphorus chemistry research. It facilitates the creation of more complex organic molecules and phosphorus-containing compounds.
What is the CAS number and chemical formula for Dibenzyl phosphite?
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The CAS number for Dibenzyl phosphite is 17176-77-1, and its linear formula is (C6H5CH2O)2P(O)H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dibenzyl phosphite typically at a research or technical grade. We do not represent this product as USP, BP, or EP grade unless explicitly stated. Please refer to the product specification sheet for assay details.
How should Dibenzyl phosphite be handled and stored?
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Dibenzyl phosphite is combustible with a flash point of 110°C (230°F). Handle with appropriate personal protective equipment, including eyeshields and gloves. Store in a cool, well-ventilated area, ideally at 2-8°C, away from incompatible materials. Ensure good ventilation.
Is Dibenzyl phosphite a controlled substance?
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Based on the provided data, Dibenzyl phosphite is not listed as a controlled substance.
How is Dibenzyl phosphite packed, shipped, and exported?
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Dibenzyl phosphite is carefully packed to ensure safe transit and is available for global export. Specific packaging details and shipping arrangements can be discussed upon request.
How can I request a quote or sample for Dibenzyl phosphite?
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To request a quote or a sample of Dibenzyl phosphite, please contact the Tech Serve Solutions sales team through our website or by phone, providing your contact details and the quantity required.
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