ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
Synonym(s):[3-(Ethoxycarbonyl)-2-oxopropylidene]triphenylphosphorane;3-Oxo-4-(triphenylphosphoranylidene)butanoic acid ethyl ester;4-(Triphenylphosphoranylidene)acetoacetic acid ethyl ester
- CAS NO.：13148-05-5
- Empirical Formula: C24H23O3P
- Molecular Weight: 390.41
- MDL number: MFCD00192162
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:22:49
What is ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE?
Chemical properties
Off-White Powder
The Uses of ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
Ethyl 3-oxo-4-(triphenylphosphoranylidene)butyrate can be a useful synthetic intermediate in the production of antibiotics.
The Uses of ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
Can be coupled with glyoxals in a one-step route to 4-hydroxycyclopentanones. Also used to prepare 2H-pyran-2-ones from oxazolones.
Properties of ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
| Melting point: | 101-106 °C |
| Boiling point: | 544.0±52.0 °C(Predicted) |
| Density | 1.18±0.1 g/cm3(Predicted) |
| storage temp. | -20°C Freezer |
| solubility | Acetone, Dichloromethane, Methanol |
| form | solid |
| color | Off-White to Pale Yellow |
| Stability: | Moisture Sensitive |
Safety information for ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for ETHYL 3-OXO-4-(TRIPHENYLPHOSPHORANYLIDENE)BUTYRATE
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