3,4-DIMETHYL PYRAZOLE
4,5-dimethyl-1H-pyrazole
CAS: 2820-37-3
Molecular Formula: C5H8N2
3,4-DIMETHYL PYRAZOLE - Names and Identifiers
| Name | 4,5-dimethyl-1H-pyrazole |
| Synonyms | 3,4-Dimethyl-1 3,4-Dimethylpyrazole 3,4-DIMETHYL PYRAZOLE 3,4-Dimethyl-1H-pyrazol 4,5-dimethyl-1H-pyrazole 1H-Pyrazole, 3,4-dimethyl- 1H-pyrazole, 3,4-dimethyl- |
| CAS | 2820-37-3 |
| EINECS | 429-130-1 |
| InChI | InChI=1/C5H8N2/c1-4-3-6-7-5(4)2/h3H,1-2H3,(H,6,7) |
3,4-DIMETHYL PYRAZOLE - Physico-chemical Properties
| Molecular Formula | C5H8N2 |
| Molar Mass | 96.13 |
| Density | 0.9325 |
| Melting Point | 44-46°C |
| Boling Point | 189.67°C (rough estimate) |
| Flash Point | 98.7°C |
| Water Solubility | Slightly soluble in water. |
| Solubility | Acetonitrile (Very Slightly), Chloroform (Slightly) |
| Vapor Presure | 0.168mmHg at 25°C |
| Appearance | Fused Solid |
| Color | Cream |
| BRN | 1621 |
| pKa | 15.51±0.50(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| Refractive Index | 1.4739 (estimate) |
3,4-DIMETHYL PYRAZOLE - Risk and Safety
| Hazard Symbols | Xn - Harmful |
| Risk Codes | R22 - Harmful if swallowed R41 - Risk of serious damage to eyes R52/53 - Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
| WGK Germany | 3 |
3,4-DIMETHYL PYRAZOLE - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | 3, 4-dimethylpyrazole can be used to prepare 3, 4-dimethylpyrazole phosphate |
| use | 3, 4-dimethylpyrazole is an important intermediate in the synthesis of 3, 4-dimethylpyrazole phosphate. |
Last Update：2024-04-09 02:00:07
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