2-PHENYL-5-OXAZOLONE
- CAS NO.：1199-01-5
- Empirical Formula: C9H7NO2
- Molecular Weight: 161.16
- MDL number: MFCD00014517
- EINECS: 214-840-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:21:03
What is 2-PHENYL-5-OXAZOLONE?
The Uses of 2-PHENYL-5-OXAZOLONE
2-Phenyl-5-oxazolone is a reagent used as a masked glycine equivalent and for the formation of heterocyclic structures, it can be used to produce 4-benzylidene-2-phenyl-4H-oxazol-5-one.
Definition
ChEBI: A 1,3-oxazole having a phenyl substituent at the 2-position and an oxo group at the 5-position. Note that phenyloxazolone is commonly used as a synonym for 4-(ethoxymethylene)-2-phenyloxazol-5-one (PhOx).
Properties of 2-PHENYL-5-OXAZOLONE
| Melting point: | 89-92°C |
| Boiling point: | 248.1±23.0 °C(Predicted) |
| Density | 1.25±0.1 g/cm3(Predicted) |
| storage temp. | under inert gas (nitrogen or Argon) at 2-8°C |
| solubility | Soluble in most common organic solvents. |
| pka | 2.56±0.20(Predicted) |
| Sensitive | Air Sensitive |
| BRN | 128465 |
| EPA Substance Registry System | 5(4H)-Oxazolone, 2-phenyl- (1199-01-5) |
Safety information for 2-PHENYL-5-OXAZOLONE
| Signal word | Danger |
| Pictogram(s) |
 Corrosion Corrosives GHS05  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H312:Acute toxicity,dermal H315:Skin corrosion/irritation H318: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. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2-PHENYL-5-OXAZOLONE
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![N-[(4-CHLOROBENZYL)OXY]-N-([5-OXO-2-PHENYL-1,3-OXAZOL-4(5H)-YLIDEN]METHYL)ACETAMIDE](https://img.chemicalbook.in/StructureFile/ChemBookStructure2/GIF/CB3428584.gif)
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