Dibenzyl N,N-diethylphosphoramidite
Dibenzyl N,N-diethylphosphoramidite (CAS 67746-43-4) is an organic compound with the linear formula (C2H5)2NP(OCH2C6H5)2 and a molecular weight of 317.36 g/mol. This phosphoramidite derivative serves as a versatile building block in organic synthesis, particularly in the field of phosphorus chemistry. It is utilized in various chemical research and development applications where controlled phosphorus incorporation is required.
- IUPAC
- TTC
- Synonyms
- (C2H5)2NP(OCH2C6H5)2

Organic Synthesis Intermediate
Dibenzyl N,N-diethylphosphoramidite acts as a key intermediate in the synthesis of complex organic molecules. Its phosphoramidite structure allows for diverse chemical transformations, making it valuable in the development of novel compounds.
Phosphorus Chemistry Research
This compound is employed in academic and industrial research laboratories focusing on phosphorus-containing compounds. It facilitates studies in areas such as organophosphorus chemistry and the development of new synthetic methodologies.
Building Block for Specialty Chemicals
As a specialized building block, Dibenzyl N,N-diethylphosphoramidite contributes to the creation of unique chemical structures. Its application is pertinent in the synthesis of specialty chemicals for various advanced material science and pharmaceutical research endeavors.
| Molecular weight | 317.36 |
|---|---|
| Linear formula | (C2H5)2NP(OCH2C6H5)2 |
| Assay | 85% |
| Density | 1.06 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.545(lit.) |
| Vapour pressure | 0.71 psi (55 °C) |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 34 °C / 93.2 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 16-26-37/39 |
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-diethylphosphoramidite used for?
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Dibenzyl N,N-diethylphosphoramidite is primarily used as a versatile building block in organic synthesis and for research in phosphorus chemistry.
What is the CAS number and formula for Dibenzyl N,N-diethylphosphoramidite?
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The CAS number is 67746-43-4 and the linear formula is (C2H5)2NP(OCH2C6H5)2.
What grade and purity does Tech Serve Solutions supply for Dibenzyl N,N-diethylphosphoramidite?
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Tech Serve Solutions supplies Dibenzyl N,N-diethylphosphoramidite with an assay of 85%. This is considered a technical/research grade material. Tech Serve Solutions does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Dibenzyl N,N-diethylphosphoramidite be handled safely?
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Dibenzyl N,N-diethylphosphoramidite is a flammable liquid and vapour (H226) and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area. Store in a cool, well-ventilated place away from heat and ignition sources.
How is Dibenzyl N,N-diethylphosphoramidite packed, shipped, and exported?
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Dibenzyl N,N-diethylphosphoramidite is packed and shipped according to international regulations for hazardous materials, including UN 1993 classification. Tech Serve Solutions is experienced in global export.
How can I request a sample or quote for Dibenzyl N,N-diethylphosphoramidite?
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Please contact our sales team through the website or by phone to request a sample or a quotation for Dibenzyl N,N-diethylphosphoramidite.
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