3-(Diethylamino)-1,5-dihydro-2,4,3-benzodioxaphosphepin
3-(Diethylamino)-1,5-dihydro-2,4,3-benzodioxaphosphepin (CAS: 82372-35-8), with the molecular formula C12H18NO2P and a molecular weight of 239.25 g/mol, is a phosphorus-containing organic compound. This chemical functions primarily as a building block in organic synthesis and chemical research. Its specific applications lie in the development of novel compounds and materials, particularly within the fields of organic chemistry and materials science. It is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- o-Xylylene N,N-diethylphosphoramidite
- Synonyms
- 3-benzodioxaphosphepin, 82372-35-8, C12H18NO2P, o-Xylylene N,N-diethylphosphoramidite

Organic Synthesis Intermediate
Serves as a key intermediate in the synthesis of complex organic molecules. Its unique structure allows for versatile chemical transformations in the development of new compounds.
Phosphorus Chemistry Research
Utilised in academic and industrial research focused on phosphorus-based compounds. It aids in exploring novel chemical reactions and properties associated with organophosphorus chemistry.
Building Block for Novel Materials
Can be employed in the construction of new materials with tailored properties. Its incorporation into polymer or molecular structures may influence characteristics like thermal stability or electronic behaviour.
| Molecular weight | 239.25 |
|---|---|
| Empirical formula | C12H18NO2P |
| Assay | ~90% (GC) |
| Boiling point | 95-96 °C/0.1 mmHg(lit.) |
| Density | 1.11 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.54(lit.) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 87 °C / 188.6 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| 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 3-(Diethylamino)-1,5-dihydro-2,4,3-benzodioxaphosphepin used for?
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This compound is primarily used as a building block in organic synthesis and for research in phosphorus chemistry.
What are the CAS number and chemical formula for this product?
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The CAS number is 82372-35-8 and the empirical formula is C12H18NO2P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of approximately 90% (GC). It is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety precautions for handling this chemical?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. Respiratory protection with a multi-purpose combination cartridge or an ABEK filter is recommended. Refer to the Safety Data Sheet for comprehensive guidance.
How is this chemical shipped and exported?
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This product is classified under NA 1993 / PGIII for transportation. Tech Serve Solutions is experienced in global export and can arrange shipment according to international regulations.
How can I request a sample or quote?
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To request a sample or a quotation, please contact our sales department through the website or by direct inquiry, providing your contact details and the product CAS number.
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