CAS Number 2172-02-3
  For more details check the specification page: Hafnium (IV) tert-butoxide
Chemical identifiers
| Linear formula | Hf[OC(CH3)3]4 | 
| Pubchem CID | 9934444 | 
| SMILES | CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].[Hf+4] | 
| IUPAC Name | hafnium(4+); 2-methylpropan-2-olate | 
| InchI Identifier | InChI=1S/4C4H9O.Hf/c4*1-4(2,3)5;/h4*1-3H3;/q4*-1;+4 | 
| InchI Key | WZVIPWQGBBCHJP-UHFFFAOYSA-N | 
Safety information
| Signal word | WARNING | 
| Pictograms | |
| Hazard statements | H226, H315, H319, H335 | 
| Precautionary statements | P210, P233, P240, P241, P242, P243, P261, P264, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P403+P235, P405, P501 | 
| UN | 1993 | 
| Transport description | FLAMMABLE LIQUID, N.O.S. (HAFNIUM(IV) TERT-BUTOXIDE) | 
| Hazardous class | 3 | 
| Packing group | III | 
| In TSCA registry | No (sold for research and development usage only) | 

 
 