Methyltriphenylphosphonium methylcarbonate
ALDRICH/809551
Synonym: Perosa-Selva-Noè Vinylation Reagent
CAS Number: 1067966-63-5
Empirical Formula (Hill Notation): C21H21O3P
Molecular Weight: 352.36
MDL Number: MFCD29924461
Linear Formula: C21H21O3P
Product Type: Chemical
| form | powder |
| functional group | phosphine |
| InChI | 1S/C19H18P.C2H4O3/c1-20(1 |
| InChI key | FALLFMKOBMQQNQ-UHFFFAOYSA |
| mp | 146-151 °C |
| Quality Level | 100 ![]() |
| reaction suitability | reaction type: C-C Bond Formation |
| SMILES string | C[P+](C1=CC=CC=C1)(C2=CC= |
| storage temp. | 2-8°C |
| Application: | [Ph3PCH3][CH3OCO2] is a latent ylide that promotes Wittig vinylation of aldehydes and ketones. Alkenes are obtained simply by mixing [Ph3PCH3][CH3OCO2] and the carbonyl and heating in a solvent (no base, no halides, and no inorganic byproducts needed). |
| General description: | Methyltriphenylphosphoniu |
| Other Notes: | Methyltriphenylphosphoniu![]() |
| Packaging: | 5 g in glass bottle |
| Symbol | GHS07 |
| Signal word | Warning |
| Hazard statements | H315 - H319 - H335 |
| Precautionary statements | P302 + P352 - P305 + P351 + P338 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| mp | 146-151 °C |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352108 |


