Hafnium chloride , 99.5% , 13499-05-3

Synonym(s):
Hafnium tetrachloride;Tetrachlorohafnium

CAS NO.：13499-05-3

Empirical Formula: Cl4Hf

Molecular Weight: 320.3

MDL number: MFCD00011034

EINECS: 236-826-5

PRODUCT Properties

• Melting point: 432 °C (lit.)
• Boiling point: 315.47°C (estimate)
• Density: 1.89 g/cm3
• vapor pressure: 1 mm Hg ( 190 °C)
• storage temp.: Inert atmosphere,Room Temperature
• solubility: Soluble in methanol and acetone.
• form: Powder
• color: White
• Water Solubility: Soluble in water, methanol and acetone.
• Sensitive: Moisture Sensitive
• Hydrolytic Sensitivity: 7: reacts slowly with moisture/water
• Merck: 14,4588
• crystal system: Monoclinic
• Space group: P2/c
• Lattice constant:
  • a/nm: 0.6327
  • b/nm: 0.7377
  • c/nm: 0.62
  • α/o: 90
  • β/o: 109.05
  • γ/o: 90
  • V/nm3: 0.2735
• Exposure limits: ACGIH: TWA 0.5 mg/m3; NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
• InChIKey: PDPJQWYGJJBYLF-UHFFFAOYSA-J
• CAS DataBase Reference: 13499-05-3(CAS DataBase Reference)
• EPA Substance Registry System: Hafnium chloride (HfCl4), (T-4)- (13499-05-3)

Description and Uses

Hafnium tetrachloride is an important intermediate in production of hafnium metal. It also is used to prepare many hafnium compounds.

Safety

• Symbol(GHS): GHS05
• Signal word: Danger
• Hazard statements: H290-H314
• Precautionary statements: P234-P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• Hazard Codes: C
• Risk Statements: 34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3260 8/PG 2
• WGK Germany: 3
• F: 9-21
• TSCA: Yes
• HazardClass: 8
• PackingGroup: II
• HS Code: 28273985