89831-40-3
89831-40-3 structure
- Name: 3,4-Dimethyl-1H-pyrazole-5-carboxylic acid
- Chemical Name: 4,5-dimethyl-1H-pyrazole-3-carboxylic acid
- CAS Number: 89831-40-3
- Molecular Formula: C6H8N2O2
- Molecular Weight: 140.140
- Create Date: 2018-12-22 08:00:38
- Modify Date: 2025-09-11 12:50:29
| Name | 4,5-dimethyl-1H-pyrazole-3-carboxylic acid |
|---|---|
| Synonyms |
4,5-Dimethyl-1(3)H-pyrazol-3-carbonsaeure
4,5-Dimethylpyrazole-3-carboxylic acid 4,5-dimethyl-2H-pyrazole-3-carboxylic acid 4,5-Dimethyl-1H-pyrazole-3-carboxylic acid 3,4-Dimethyl-1H-pyrazole-5-carboxylic acid 4,5-dimethyl-1(3)H-pyrazole-3-carboxylic acid |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 385.4±37.0 °C at 760 mmHg |
| Melting Point | 276-277°C |
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.140 |
| Flash Point | 186.9±26.5 °C |
| Exact Mass | 140.058578 |
| PSA | 65.98000 |
| LogP | 0.71 |
| Vapour Pressure | 0.0±0.9 mmHg at 25°C |
| Index of Refraction | 1.581 |
| Storage condition | 2-8°C |
| Hazard Codes | Xi |
|---|---|
| HS Code | 2933199090 |
| Precursor 0 | |
|---|---|
| DownStream 1 | |
| 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% |