258202
Hafnium(IV) chloride
98%
Synonym(s):
Hafnium tetrachloride, Tetrachlorohafnium
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About This Item
Linear Formula:
HfCl4
CAS Number:
Molecular Weight:
320.30
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
236-826-5
MDL number:
Assay:
98%
Form:
powder
Solubility:
H2O: decomposes(lit.)
vapor pressure
1 mmHg ( 190 °C)
Quality Segment
assay
98%
form
powder
reaction suitability
core: hafnium
mp
432 °C (lit.)
solubility
H2O: decomposes(lit.)
SMILES string
Cl[Hf](Cl)(Cl)Cl
InChI
1S/4ClH.Hf/h4*1H;/q;;;;+4/p-4
InChI key
PDPJQWYGJJBYLF-UHFFFAOYSA-J
General description
Hafnium(IV) chloride, also known as hafnium tetrachloride, is commonly used as a precursor in the production of hafnium metal and various hafnium compounds. Additionally, it serves as a catalyst in certain organic synthesis reactions. Due to its reactivity and sensitivity to moisture, hafnium(IV) chloride is typically handled under an inert atmosphere.
Application
Hafnium(IV) chloride can be used as:
- A precursor in the synthesis of lithium hafnium phosphate, which is a solid electrolyte material used in lithium batteries due to its high ionic conductivity and chemical stability.
- A catalyst in the acetalization process of various carbonyl compounds, including aldehydes and ketones.
- A catalyst in the direct ester condensation of carboxylic acids with alcohols.
- A high-capacity cathode material for lithium and sodium-ion batteries.
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1
supp_hazards
Storage Class
8A - Combustible corrosive hazardous materials
wgk
WGK 3
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