1-Phenyl-4-methyl-3-pyrazolidone
- CAS NO.：2654-57-1
- Empirical Formula: C10H12N2O
- Molecular Weight: 176.22
- MDL number: MFCD00044800
- EINECS: 220-180-6
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-14 15:27:00
What is 1-Phenyl-4-methyl-3-pyrazolidone?
Chemical properties
SLIGHTLY YELLOW TO BEIGE FINE CRYSTALLINE POWDER
Flammability and Explosibility
Not classified
Properties of 1-Phenyl-4-methyl-3-pyrazolidone
| Melting point: | 133-136 °C |
| Boiling point: | 307.83°C (rough estimate) |
| Density | 1.1102 (rough estimate) |
| vapor pressure | 0.001Pa at 25℃ |
| refractive index | 1.7110 (estimate) |
| storage temp. | Sealed in dry,2-8°C |
| solubility | soluble in Methanol |
| form | powder to crystal |
| pka | 9.54±0.70(Predicted) |
| color | White to Light yellow |
| Water Solubility | 754.801mg/L at 30℃ |
| CAS DataBase Reference | 2654-57-1(CAS DataBase Reference) |
| EPA Substance Registry System | 3-Pyrazolidinone, 4-methyl-1-phenyl- (2654-57-1) |
Safety information for 1-Phenyl-4-methyl-3-pyrazolidone
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P501:Dispose of contents/container to..… |
Computed Descriptors for 1-Phenyl-4-methyl-3-pyrazolidone
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