Methyldiethoxyphosphine
Synonym(s):Diethoxymethylphosphine
- CAS NO.：15715-41-0
- Empirical Formula: C5H13O2P
- Molecular Weight: 136.13
- MDL number: MFCD00009089
- EINECS: 239-805-9
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-28 05:02:58
What is Methyldiethoxyphosphine?
The Uses of Methyldiethoxyphosphine
Dimethyl methylphosphonate is a phosphonite reagent used in the generation of phosphinic acid derivative via Arbuzov reaction and as a cyclization reagentin the preparation of 2-substituted penems. It is a chiral intermediate.
Properties of Methyldiethoxyphosphine
| Boiling point: | 47 °C(Press: 50 Torr) |
| Density | 0,9 g/cm3 |
| refractive index | 1.4168 |
| Flash point: | 38°C |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | Liquid |
| Water Solubility | It slowly hydrolyses in water. |
| Sensitive | Air & Moisture Sensitive |
| Stability: | Air and Moisture Sensitive |
| EPA Substance Registry System | Phosphonous acid, methyl-, diethyl ester (15715-41-0) |
Safety information for Methyldiethoxyphosphine
| Signal word | Warning |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H226:Flammable liquids H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. |
Computed Descriptors for Methyldiethoxyphosphine
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