Trimethylolpropane phosphite
- CAS NO.：824-11-3
- Empirical Formula: C6H11O3P
- Molecular Weight: 162.12
- MDL number: MFCD00152500
- EINECS: 212-523-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-09-12 18:55:40
What is Trimethylolpropane phosphite?
Synthesis Reference(s)
Journal of the American Chemical Society, 84, p. 610, 1962 DOI: 10.1021/ja00863a022
General Description
A solid.
Air & Water Reactions
Slowly reacts with water to form phosphorous acid and trimethylol, an alcohol.
Reactivity Profile
TRIMETHYLOLPROPANE PHOSPHITE is a phosphite ester. May react with strong reducing agents such as hydrides to form highly toxic and flammable phosphine, a gas. Partial oxidation by oxidizing agents may result in the release of toxic phosphorus oxides.
Properties of Trimethylolpropane phosphite
| Melting point: | 50-55 °C |
| Boiling point: | 100°C/8mmHg(lit.) |
| Water Solubility | Insoluble in water |
| form | solid |
| color | White to Almost white |
| EPA Substance Registry System | Trimethylolpropane phosphite (824-11-3) |
Safety information for Trimethylolpropane phosphite
Computed Descriptors for Trimethylolpropane phosphite
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