4-NITROBENZENEDIAZONIUM TETRAFLUOROBORATE
- Product Name4-NITROBENZENEDIAZONIUM TETRAFLUOROBORATE
- CAS456-27-9
- CBNumberCB4724681
- MFC6H4BF4N3O2
- MW236.92
- EINECS207-261-1
- MDL NumberMFCD00012005
- MOL File456-27-9.mol
Chemical Properties
| Melting point | 144-148 °C (dec.) |
| Density | 1.66 g/cm3(Temp: 25 °C) |
| storage temp. | 2-8°C |
| solubility | Soluble in acetonitrile and dimethyl sulfoxide. |
| form | powder |
| color | White to Yellow to Orange |
| Water Solubility | almost transparency |
| BRN | 3599869 |
| Exposure limits | ACGIH: TWA 2.5 mg/m3 NIOSH: IDLH 250 mg/m3 |
| Stability | Stable. Incompatible with strong oxidizing agents, moisture, strong bases. Avoid mechanical shock. |
| CAS DataBase Reference | 456-27-9(CAS DataBase Reference) |
| FDA UNII | 2UXO615R4O |
| EPA Substance Registry System | Benzenediazonium, 4-nitro-, tetrafluoroborate(1-) (456-27-9) |
Safety
| Symbol(GHS) |
 
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| Signal word | Danger | |||||||||
| Hazard statements | H302+H312+H332-H314 | |||||||||
| Precautionary statements | P260-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
| Hazard Codes | Xn,Xi,C | |||||||||
| Risk Statements | 20/21/22-36/37/38-34 | |||||||||
| Safety Statements | 22-24/25-36/39-45-36/37/39-26 | |||||||||
| RIDADR | UN 1759 8/PG 2 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | CZ1723000 | |||||||||
| F | 4.3 | |||||||||
| Hazard Note | Irritant | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 2931900090 | |||||||||
| NFPA 704: |
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