87031-30-9
87031-30-9 structure
- Name: 3-tert-Butyl-1-methyl-2-pyrazolin-5-one
- Chemical Name: 5-tert-butyl-2-methyl-4H-pyrazol-3-one
- CAS Number: 87031-30-9
- Molecular Formula: C8H14N2O
- Molecular Weight: 154.21000
- Create Date: 2019-01-01 16:54:41
- Modify Date: 2025-08-23 14:08:14
| Name | 5-tert-butyl-2-methyl-4H-pyrazol-3-one |
|---|---|
| Synonyms |
5-(tert-Butyl)-2,4-dihydro-2-methyl-3H-pyrazol-3-one
3-(tert-butyl)-1-methyl-2-pyrazolin-5-one 5-tert. Butyl-3,4-dihydro-2-methyl-2H-pyrazol-3-on MFCD00051761 |
| Density | 1.04g/cm3 |
|---|---|
| Boiling Point | 200.2ºC at 760 mmHg |
| Melting Point | 150-152ºC |
| Molecular Formula | C8H14N2O |
| Molecular Weight | 154.21000 |
| Flash Point | 74.9ºC |
| Exact Mass | 154.11100 |
| PSA | 32.67000 |
| LogP | 0.62410 |
| Index of Refraction | 1.516 |
| Hazard Codes | Xi |
|---|---|
| Safety Phrases | S22-S24/25 |
| HS Code | 2933199090 |
|
~79%
87031-30-9 |
| Literature: Freidmann; Hansel Archiv der Pharmazie, 1983 , vol. 316, # 8 p. 726 - 727 |
| HS Code | 2933199090 |
|---|---|
| Summary | 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |