Hafnium(IV) chloride
ALDRICH/590592 - purified by sublimation, 99.9% trace metals basis
Synonym: Hafnium tetrachloride; Tetrachlorohafnium
CAS Number: 13499-05-3
Empirical Formula (Hill Notation): Cl4Hf
Molecular Weight: 320.30
EC Number: 236-826-5
MDL Number: MFCD00011034
Linear Formula: HfCl4
Product Type: Chemical
| assay | 99.9% trace metals basis |
| form | powder |
| impurities | ≤1500.0 ppm Trace Metal Analysis |
| InChI | 1S/4ClH.Hf/h4*1H;/q;;;;+4 |
| InChI key | PDPJQWYGJJBYLF-UHFFFAOYSA |
| purified by | sublimation |
| SMILES string | Cl[Hf](Cl)(Cl)Cl |
| vapor pressure | 1 mmHg ( 190 °C) |
| Application: | Hafnium(IV) chloride can be used as a catalyst:• To synthesize α-aminophosphonates via the one-pot three-component reaction of aldehyde, amine, and phosphite. • For the conversion of carbohydrates into 5-hydroxymethylfurfural in ionic liquids. • For parallel synthesis of 1,2-disubstituted benzimidazoles from N-substituted phenylenediamines and aldehydes. It can also be used as:• A precursor to prepare hafnium oxide nanoparticles via sol-gel method. • A starting material to synthesize bulky guanidinato hafnium(iv) chloridecomplexes. |
| Packaging: | 5, 25 g in ampule |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H290 - H314 |
| Precautionary statements | P234 - P260 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | C |
| Risk Statements | 34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3260 8 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Supplemental Hazard Statements | EUH014 |
| Purity | 99.9% trace metals basis |
| UNSPSC | 12352302 |