3,4-Dimethyl pyrazole
- Product Name3,4-Dimethyl pyrazole
- CAS2820-37-3
- CBNumberCB4576899
- MFC5H8N2
- MW96.13
- EINECS429-130-1
- MDL NumberMFCD00462154
- MOL File2820-37-3.mol
Chemical Properties
| Melting point: | 44-46°C |
| Boiling point: | 189.67°C (rough estimate) |
| Density | 0.9325 |
| refractive index | 1.4739 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Acetonitrile (Very Slightly), Chloroform (Slightly) |
| pka | 15.51±0.50(Predicted) |
| form | Fused Solid |
| color | Cream |
| Water Solubility | Slightly soluble in water. |
| BRN | 1621 |
| InChI | InChI=1S/C5H8N2/c1-4-3-6-7-5(4)2/h3H,1-2H3,(H,6,7) |
| InChIKey | VQTVFIMEENGCJA-UHFFFAOYSA-N |
| SMILES | N1C=C(C)C(C)=N1 |
| EPA Substance Registry System | 1H-Pyrazole, 3,4-dimethyl- (2820-37-3) |
Safety
| Symbol(GHS) |
  GHS05,GHS07 |
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| Signal word | Danger | |||||||||
| Hazard statements | H302-H318-H412 | |||||||||
| Precautionary statements | P273-P280-P301+P312+P330-P305+P351+P338+P310 | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 22-41-52/53 | |||||||||
| Safety Statements | 26-39-61 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 2933199090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications |
Acute Tox. 4 Oral Aquatic Chronic 3 Eye Dam. 1 |
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| REACH Registrations | Active | |||||||||
| NFPA 704: |
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