Introduction：Basic information about CAS 33641-15-5|5-Hydroxy-1-methylpyrazole, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 5-Hydroxy-1-methylpyrazole |
|---|
| CAS Number | 33641-15-5 | Molecular Weight | 98.103 |
|---|
| Density | 1.2±0.1 g/cm3 | Boiling Point | 217.7±13.0 °C at 760 mmHg |
|---|
| Molecular Formula | C4H6N2O | Melting Point | 110-114ºC |
|---|
| MSDS | / | Flash Point | 85.4±19.8 °C |
|---|
Names
| Name | 5-Hydroxy-1-methylpyrazole |
|---|
| Synonym | More Synonyms |
|---|
Chemical & Physical Properties
| Density | 1.2±0.1 g/cm3 |
|---|
| Boiling Point | 217.7±13.0 °C at 760 mmHg |
|---|
| Melting Point | 110-114ºC |
|---|
| Molecular Formula | C4H6N2O |
|---|
| Molecular Weight | 98.103 |
|---|
| Flash Point | 85.4±19.8 °C |
|---|
| Exact Mass | 98.048012 |
|---|
| PSA | 38.05000 |
|---|
| LogP | 0.10 |
|---|
| Vapour Pressure | 0.1±0.4 mmHg at 25°C |
|---|
| Index of Refraction | 1.568 |
|---|
| InChIKey | JMARSTSWTFXHMC-UHFFFAOYSA-N |
|---|
| SMILES | Cn1[nH]ccc1=O |
|---|
Safety Information
| Hazard Codes | Xn: Harmful; |
|---|
| Risk Phrases | 22-37/38-41 |
|---|
| Safety Phrases | 26-39 |
|---|
| HS Code | 2933199090 |
|---|
Customs
| 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% |
|---|
Synonyms
| 1H-Pyrazol-5-ol, 1-methyl- |
| 1-Methylpyrazol-5-ol |
| 1-methyl-5-hydroxy-1H-pyrazole |
| 5-HYDROXY-1-METHYL-1H-PYRAZOLE |
| 1-Methyl-1H-pyrazol-5-ol |
| N-methylpyrazolone |
| 1-methyl-1,2-dihydro-pyrazol-3-one |
| 5-Hydroxy-1-Methyl-5-pyrazole |
| 3-hydroxy-2-methylpyrazole |
| REF DUPL: 5-Hydroxy-1-methyl-1H-pyrazole |
| 1-methyl-5-hydroxypyrazole |
| 1-Methyl-1H-pyrazol-5-ol,1-Methyl-5-hydroxy-1H-pyrazole,1-Methyl-5-hydroxypyrazole |
