12007-23-7
| Name | HAFNIUM BORIDE |
| CAS | 12007-23-7 |
| EINECS(EC#) | 234-500-7 |
| Molecular Formula | B2Hf- |
| MDL Number | MFCD00016125 |
| Molecular Weight | 200.11 |
| MOL File | 12007-23-7.mol |
Chemical Properties
| Melting point | 3250°C |
| density | 10.5 |
| form | Powder |
| color | gray hexagonal, hexane crystals, crystalline |
| Specific Gravity | 10.5 |
| Water Solubility | Insoluble in water. |
| Thermal Conductivity | 41.84 W/(m·K) |
| Crystal Structure | Hexagonal |
| Exposure limits | ACGIH: TWA 0.5 mg/m3 NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3 |
| InChI | InChI=1S/B2H4.Hf/c1-2;/h1-2H2;/q-4;+3 |
| InChIKey | VFOMGQXFCYKNAF-UHFFFAOYSA-N |
| SMILES | [B-2][B-2].[Hf+3] |
| EPA Substance Registry System | Hafnium boride (HfB2) (12007-23-7) |
Safety Data
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 3 |
| TSCA | Yes |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |