Diethylphosphoramidous dichloride
Diethylphosphoramidous dichloride (CAS: 1069-08-5), with the linear formula (C2H5)2NPCl2 and a molecular weight of 174.01 g/mol, is a chemical reagent supplied by TSS. This compound serves as a valuable precursor in various chemical syntheses, particularly in the preparation of diethylaminophosphine-metal complexes and the phosphitylation of alcohols. Its applications span catalysis and inorganic chemistry, making it a useful material for research and development.
- IUPAC
- (Diethylamido)dichlorophosphite,(Diethylamino)dichlorophosphine,(Diethylamino)phosphine dichloride,Dichloro(diethylamido)phosphine,Dichloro(diethylamino)phosphine,Dichlorophosphorous diethylamide
- Synonyms
- Dichlorophosphorous diethylamide(Diethylamido)dichlorophosphiteDichloro(diethylamino)phosphine

Preparation of Diethylaminophosphine-Metal Complexes
Diethylphosphoramidous dichloride is employed as a reagent for synthesising diethylaminophosphine-metal complexes, contributing to advancements in coordination chemistry and catalysis.
Phosphitylation of Alcohols
This dichloride is utilised in the phosphitylation of alcohols, a key reaction for modifying alcohol functionalities in organic synthesis.
Catalysis and Inorganic Chemistry
Its properties make it suitable for applications within catalysis and inorganic chemistry, supporting the development of new catalytic systems and inorganic compounds.
Chemical Synthesis
As a phosphorus precursor, Diethylphosphoramidous dichloride is a versatile building block in a range of chemical synthesis pathways, enabling the creation of complex molecules.
| Molecular weight | 174.01 |
|---|---|
| Linear formula | (C2H5)2NPCl2 |
| Assay | 97% |
| Boiling point | 179 °C(lit.) |
| Density | 1.196 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.497(lit.) |
| Storage temperature | 2-8°C |
| Application | Reagent for the preparation of diethylaminophosphine-metal complexes1,2 and the phosphitylation of alcohols.2,3 |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 83 °C / 181.4 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-43-45 |
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 Diethylphosphoramidous dichloride used for?
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Diethylphosphoramidous dichloride is used as a reagent for the preparation of diethylaminophosphine-metal complexes and for the phosphitylation of alcohols. It is also relevant in catalysis, inorganic chemistry, and general chemical synthesis.
What is the CAS number and formula for Diethylphosphoramidous dichloride?
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The CAS number is 1069-08-5, and the linear formula is (C2H5)2NPCl2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethylphosphoramidous dichloride with a minimum assay of 97%. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Diethylphosphoramidous dichloride be handled safely?
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Diethylphosphoramidous dichloride is classified as Danger (GHS05) and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including gloves, goggles, a face shield, and a suitable respirator, must be used. Handle only in a well-ventilated area or under a fume hood. Consult the Safety Data Sheet for full handling instructions.
How is Diethylphosphoramidous dichloride shipped and exported?
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Diethylphosphoramidous dichloride is shipped under UN 3265, 8 / PGII regulations. Tech Serve Solutions is an experienced global supplier and exporter of chemicals.
How can I request a sample or quote for Diethylphosphoramidous dichloride?
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Please contact our sales team or use the online form on our website to request a sample or a quotation for Diethylphosphoramidous dichloride.
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