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1291-32-3

Name Bis(cyclopentadienyl)zirconium dichloride
CAS 1291-32-3
EINECS(EC#) 215-066-8
Molecular Formula C10H10Cl2Zr
MDL Number MFCD00003726
Molecular Weight 292.32
MOL File 1291-32-3.mol

Chemical Properties

Appearance White crystals. Soluble in polar organic solvents. Stable in dry air, very slowly hydrolyzes in moist air.
Melting point  242-245 °C(lit.)
Boiling point  124-125°C/15mm
Fp  124-125°C/15mm
storage temp.  Refrigerator (+4°C)
form  Powder
color  white to off-white
Water Solubility  hydrolysis
Hydrolytic Sensitivity 4: no reaction with water under neutral conditions
Sensitive  Air & Moisture Sensitive
Exposure limits ACGIH: TWA 5 mg/m3; STEL 10 mg/m3
NIOSH: IDLH 25 mg/m3; TWA 5 mg/m3; STEL 10 mg/m3
Uses
Rubber accelerator, component of a catalyst system for polymerization of vinyl monomers, curing agent for water-repellent silicone materials, agent for plating with zirconium.
CAS DataBase Reference 1291-32-3(CAS DataBase Reference)
NIST Chemistry Reference Bis(cyclopentadienyl)zirconium dichloride(1291-32-3)
EPA Substance Registry System 1291-32-3(EPA Substance)

Safety Data

Hazard Codes  Xi
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR  UN3261
WGK Germany  3
RTECS  ZH7525000
8-10-21
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  29319090
Safety Profile
Poison by intraperitoneal route. Mutation data reported. When heated to decomposition it emits toxic fumes of Zr and Cl-.

Hazard Information

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