Pinacolyl methylphosphonate
Pinacolyl methylphosphonate (CAS 616-52-4) is an organophosphorus compound with the linear formula CH3P(O)(OH)OCH(CH3)C(CH3)3 and a molecular weight of 180.18 g/mol. This chemical serves as a valuable building block in organic synthesis, particularly for researchers and manufacturers working with phosphorus-containing compounds. Its specific structure makes it useful in the development of novel chemical entities.

Organic Synthesis Intermediate
Pinacolyl methylphosphonate acts as a versatile intermediate in the synthesis of complex organic molecules. Its phosphonate functionality allows for various chemical transformations.
Phosphorus Compound Research
This compound is employed in research laboratories for exploring the reactivity and properties of organophosphorus chemistry. It can be used in the development of new materials or bioactive molecules.
Building Block for Specialty Chemicals
It functions as a key building block in the production of specialty chemicals where precise phosphorus incorporation is required.
| Molecular weight | 180.18 |
|---|---|
| Linear formula | CH3P(O)(OH)OCH(CH3)C(CH3)3 |
| Assay | 97% |
| Boiling point | 96-106 °C/8 mmHg(lit.) |
| Density | 1.032 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.434(lit.) |

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
| Flash point | 74 °C / 165.2 °F |
|---|---|
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
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 Pinacolyl methylphosphonate used for?
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Pinacolyl methylphosphonate (CAS 616-52-4) is primarily used as a building block in organic synthesis and for research in phosphorus chemistry.
What is the CAS number and formula for Pinacolyl methylphosphonate?
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The CAS number is 616-52-4 and the linear formula is CH3P(O)(OH)OCH(CH3)C(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pinacolyl methylphosphonate with an assay of 97%. This is a technical/research grade material and is not represented as USP, BP, or EP.
How should Pinacolyl methylphosphonate be handled safely?
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Pinacolyl methylphosphonate is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment in a well-ventilated area.
Is Pinacolyl methylphosphonate a controlled substance?
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The provided data does not indicate that Pinacolyl methylphosphonate is a controlled or scheduled substance.
How is Pinacolyl methylphosphonate packed and shipped?
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Pinacolyl methylphosphonate is shipped according to transportation regulations, including NA 1993 / PGIII. TSS exports chemicals globally.
How can I request a quote or sample?
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To request a quote or a sample of Pinacolyl methylphosphonate, please contact our sales team through the website.
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