METHYLDIPHENYLPHOSPHINE OXIDE
Synonym(s):Diphenylmethylphosphine oxide;Methyldiphenyloxophosphine;NSC 407134
- CAS NO.：2129-89-7
- Empirical Formula: C13H13OP
- Molecular Weight: 216.22
- MDL number: MFCD00002081
- EINECS: 218-346-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:19:46
What is METHYLDIPHENYLPHOSPHINE OXIDE?
Chemical properties
white crystalline powder
The Uses of METHYLDIPHENYLPHOSPHINE OXIDE
Catalyst for:
- Chlorination and bromination (halogenation) of alcohols under Appel conditions
- Hydrosilylation reactions
- Enantioselective cyanosilylation of ketones
Synthesis Reference(s)
Tetrahedron Letters, 32, p. 2493, 1991 DOI: 10.1016/S0040-4039(00)74363-2
Properties of METHYLDIPHENYLPHOSPHINE OXIDE
| Melting point: | 111-115 °C (lit.) |
| Boiling point: | 180 °C / 1mmHg |
| Density | 1.12±0.1 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | almost transparency in Methanol |
| form | solid |
| color | White to Almost white |
| Sensitive | Moisture Sensitive |
| BRN | 957291 |
| CAS DataBase Reference | 2129-89-7(CAS DataBase Reference) |
Safety information for METHYLDIPHENYLPHOSPHINE OXIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. P501:Dispose of contents/container to..… |
Computed Descriptors for METHYLDIPHENYLPHOSPHINE OXIDE
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![N-[(DIPHENYLPHOSPHINYL)METHYL]-N-METHYLANILINE](https://img.chemicalbook.in/CAS/GIF/76527-75-8.gif)
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