A3378712
3-Methyl-1-p-tolyl-5-pyrazolone , ≥97.0% , 86-92-0
CAS NO.：86-92-0
Empirical Formula: C11H12N2O
Molecular Weight: 188.23
MDL number: MFCD00035708
EINECS: 201-708-4
| Pack Size | Price | Stock | Quantity |
| 5G | RMB30.40 | In Stock |
|
| 25G | RMB60.80 | In Stock |
|
| 100G | RMB134.40 | In Stock |
|
| 500G | RMB364.00 | In Stock |
|
| 2.5kg | RMB1439.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 129 °C |
| Boiling point: | 323.23°C (rough estimate) |
| Density | 1.1124 (rough estimate) |
| vapor pressure | 0.002-0.002Pa at 25℃ |
| refractive index | 1.5850 (estimate) |
| storage temp. | 2-8°C |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| pka | 2.73±0.50(Predicted) |
| form | Solid |
| color | Beige |
| LogP | 1.77 at 23℃ and pH6.9-7.1 |
Description and Uses
2,4-Dihydro-5-methyl-2-(4-methylphenyl)-3H-Pyrazol-3-one is used as an antioxidant. Edaravone (E335000) derivative.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H317-H412 |
| Precautionary statements | P273-P501-P261-P272-P280-P302+P352-P333+P313-P321-P363-P501 |
| Hazard Codes | Xn |
| Risk Statements | 22 |
| RTECS | UQ9680000 |
| HS Code | 2933199030 |
