1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
- CAS NO.：14580-22-4
- Empirical Formula: C10H9ClN2O
- Molecular Weight: 208.64
- MDL number: MFCD00043809
- EINECS: 238-623-7
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-02 14:09:54
What is 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one?
Chemical properties
Light yellow crystalline powder
The Uses of 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one may be used in the preparation of 1-(2-chlorophenyl)-3-methylchromeno[2,3-c]pyrazol-4(1H)-one, a heterocyclic analog of xanthone.
Properties of 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
| Melting point: | 193-197 °C (lit.) |
| Boiling point: | 361.6±25.0 °C(Predicted) |
| Density | 1.32±0.1 g/cm3(Predicted) |
| form | powder to crystal |
| pka | 2.05±0.50(Predicted) |
| color | White to Orange to Green |
| CAS DataBase Reference | 14580-22-4(CAS DataBase Reference) |
| EPA Substance Registry System | 3H-Pyrazol-3-one, 2-(2-chlorophenyl)-2,4-dihydro-5-methyl- (14580-22-4) |
Safety information for 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. |
Computed Descriptors for 1-(2-Chlorophenyl)-3-methyl-2-pyrazolin-5-one
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