2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane
2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane (CAS 2428-06-0) is an organophosphorus compound with the molecular formula C5H10ClO2P. This chemical serves as a valuable building block in organic synthesis, particularly in the development of new phosphorus-containing molecules. Its reactivity profile makes it suitable for various chemical transformations. Tech Serve Solutions supplies this compound for research and industrial applications requiring precise chemical intermediates.
- Synonyms
- 2-dioxaphosphorinane,2428-06-0, C5H10ClO2P

Organic Synthesis
Serves as a versatile building block for the construction of complex organic molecules. It is particularly useful in reactions involving phosphorus chemistry.
Chemical Research
Employed in academic and industrial research laboratories for the exploration of novel chemical compounds and reaction pathways.
Intermediate for Specialty Chemicals
Can be utilized in the synthesis of specialized phosphorus-containing compounds for various industrial applications.
| Molecular weight | 168.56 |
|---|---|
| Empirical formula | C5H10ClO2P |
| Assay | 96% |
| Boiling point | 46-47 °C/1.6 mmHg(lit.) |
| Density | 1.215 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.476(lit.) |

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 | 82 °C / 179.6 °F |
| Transport (UN / ADR) | UN 3094 8/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 14-34 |
| Safety statements (S) | 26-36/37/39-45 |
| Supplemental hazards | Reacts violently with water. |
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 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane used for?
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This compound is primarily used as a building block in organic synthesis and for chemical research, particularly in the field of phosphorus chemistry.
What are the CAS number and molecular formula for 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane?
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The CAS number is 2428-06-0, and the molecular formula is C5H10ClO2P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane with an assay of 96%. We do not represent this product as USP, BP, or EP grade.
How should 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane be handled safely?
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This compound is corrosive and reacts violently with water. Handle with extreme care, using full personal protective equipment including faceshields, goggles, gloves, and appropriate respiratory protection. Avoid contact with water.
Is this product available for international export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and we can arrange for the export of 2-Chloro-5,5-dimethyl-1,3,2-dioxaphosphorinane.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number.
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