BIS(CYCLOPENTADIENYL)HAFNIUM DICHLORIDE

Chemical Properties

Melting point	230-233 °C
Boiling point	339.81°C (rough estimate)
solubility	Soluble in aromatic solvents, chloroform; slightly soluble in THF, ether. Insolble in hexanes.
form	crystal
color	off-white
Sensitive	Air & Moisture Sensitive
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
Exposure limits	ACGIH: TWA 0.5 mg/m3 NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
CAS DataBase Reference	12116-66-4(CAS DataBase Reference)
NIST Chemistry Reference	Bis(«eta»5-cyclopentadienyl)hafnium dichloride(12116-66-4)
EPA Substance Registry System	Hafnium, dichlorobis(.eta.5-2,4-cyclopentadien-1-yl)- (12116-66-4)