1H-Pyrazol-4-ylamine
- Product Name1H-Pyrazol-4-ylamine
- CAS28466-26-4
- CBNumberCB1840324
- MFC3H5N3
- MW83.09
- EINECS625-292-2
- MDL NumberMFCD01693729
- MOL File28466-26-4.mol
Chemical Properties
| Melting point: | 75-77°C |
| Boiling point: | 142.17°C (rough estimate) |
| Density | 1.0248 (rough estimate) |
| refractive index | 1.5060 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Store in freezer, under -20°C |
| form | powder to crystal |
| pka | 17.70±0.50(Predicted) |
| color | White to Brown to Dark purple |
| Sensitive | Hygroscopic |
| InChI | InChI=1S/C3H5N3/c4-3-1-5-6-2-3/h1-2H,4H2,(H,5,6) |
| InChIKey | AXINVSXSGNSVLV-UHFFFAOYSA-N |
| SMILES | N1C=C(N)C=N1 |
| CAS DataBase Reference | 28466-26-4 |
| NIST Chemistry Reference | 4-NH2-pyrazole(28466-26-4) |
Safety
| Symbol(GHS) |
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| Signal word | Warning | |||||||||
| Hazard statements | H302-H315-H319-H335 | |||||||||
| Precautionary statements | P261-P264-P270-P301+P312-P302+P352-P305+P351+P338 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Faceshields, Gloves | |||||||||
| Hazard Codes | Xi,Xn | |||||||||
| Risk Statements | 22-36/37/38 | |||||||||
| Safety Statements | 26-36/37 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | UQ4993000 | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 2933199090 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications |
Acute Tox. 4 Oral Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
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| NFPA 704: |
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