A5367212
Methyl (triphenylphosphoranylidene)acetate , 98% , 2605-67-6
Synonym(s):
(Carbomethoxymethylene)triphenylphosphorane;(Methoxycarbonylmethylene)triphenylphosphorane
CAS NO.：2605-67-6
Empirical Formula: C21H19O2P
Molecular Weight: 334.35
MDL number: MFCD00008455
EINECS: 220-018-4
| Pack Size | Price | Stock | Quantity |
| 5G | RMB24.00 | In Stock |
|
| 25G | RMB52.00 | In Stock |
|
| 100G | RMB119.20 | In Stock |
|
| 500G | RMB583.20 | In Stock |
|
| 2.5kg | RMB2879.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 168-172 °C (lit.) |
| Boiling point: | 165～170℃ |
| Density | 1.17±0.1 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| solubility | Acetonitrile (Slightly), Chloroform (Slightly) |
| form | Powder |
| color | White to off-white |
| Water Solubility | insoluble |
| Sensitive | Air Sensitive |
| BRN | 618430 |
| InChIKey | NTNUDYROPUKXNA-UHFFFAOYSA-N |
| CAS DataBase Reference | 2605-67-6(CAS DataBase Reference) |
| EPA Substance Registry System | Acetic acid, (triphenylphosphoranylidene)-, methyl ester (2605-67-6) |
Description and Uses
Wittig reagent for the two-carbon homologation of aldehydes to α,β-unsaturated esters. Also used in an efficient synthesis of pyrazoles via reaction with methyl diazoacetate in the presence of triethylamine.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| Hazard Codes | T,Xi |
| Risk Statements | 36/37/38-25 |
| Safety Statements | 22-24/25-36-26 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| TSCA | Yes |
| HS Code | 29319090 |
