Dibenzyl N,N-dimethylphosphoramidite
Dibenzyl N,N-dimethylphosphoramidite (CAS: 164654-49-3), with the molecular formula C16H20NO2P and a molecular weight of 289.31 g/mol, is a phosphorus-containing organic building block. This compound serves as a valuable reagent in chemical synthesis, particularly within the fields of organic chemistry and the development of novel compounds. Its structure makes it suitable for various synthetic transformations.
- Synonyms
- C16H20NO2P

Organic Synthesis Reagent
Dibenzyl N,N-dimethylphosphoramidite functions as a building block in complex organic synthesis. It can be employed in the construction of diverse molecular architectures, facilitating the introduction of specific phosphorus-containing functionalities.
Phosphorus Chemistry
As a phosphoramidite derivative, this chemical is utilized in reactions involving phosphorus, a key element in many biologically active molecules and advanced materials. Its reactive nature allows for participation in various coupling and modification reactions.
Research and Development
This compound is suitable for laboratory-scale research and development projects. It aids chemists in exploring new synthetic pathways and creating novel chemical entities for a wide range of potential applications.
| Molecular weight | 289.31 |
|---|---|
| Empirical formula | C16H20NO2P |
| Assay | ≥97.0% (GC) |
| Density | 1.089 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.553 |
| Storage temperature | 2-8°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 | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 N,N-dimethylphosphoramidite used for?
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Dibenzyl N,N-dimethylphosphoramidite is used as a building block in organic synthesis and phosphorus chemistry research and development.
What are the CAS number and formula for Dibenzyl N,N-dimethylphosphoramidite?
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The CAS number is 164654-49-3 and the empirical formula is C16H20NO2P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Dibenzyl N,N-dimethylphosphoramidite with an assay of ≥97.0% (GC). This is a technical/research grade; TSS does not represent it as USP, BP, or EP grade.
What are the safety and handling considerations for this chemical?
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This compound is classified as a Warning substance (GHS07) and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields and gloves, should be used, and handling should occur in a well-ventilated area. Follow precautionary statements P261, P305, P351, and P338.
How is Dibenzyl N,N-dimethylphosphoramidite packaged, shipped, and exported?
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Tech Serve Solutions exports fine chemicals globally, adhering to all necessary regulations for packaging and shipping of chemical reagents. Specific packaging details are available upon request.
How can I request a sample or quote for Dibenzyl N,N-dimethylphosphoramidite?
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To request a sample or a quotation, please contact our sales team through the website or by phone, referencing the product name and CAS number 164654-49-3.
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