Nickel biscyclopentadiene
Agent Name
Nickel biscyclopentadiene
Alternative Name
Nickelocene
CAS Number
1271-28-9
Formula
C10-H10-Ni
Major Category
Metals
Synonyms
Di-pi-cyclopentadienylnickel; Nickel biscyclopentadiene; Nickelocene; Nikelocen [Czech]; pi-Cyclopentadienyl compd. With nickel; Bis(eta5-2,4-cyclopentadien-1-yl)nickel; [ChemIDplus] UN3391
Category
Metals, Organic Compounds
Description
Dark liquid in an 8-10% solution in toluene; [CAMEO] Dark green crystals; [Hawley]
Sources/Uses
Used as a catalyst and complexing agent; [Hawley]
Comments
Toxic after inhalation or skin absorption; [Hawley] Toxic by ingestion; LD50 (rat) = 490 mg/kg; May cause skin sensitization; [MSDSonline] There is limited evidence that nickelocene is carcinogenic in experimental animals; [IARC] See "Nickel" and linked occupational diseases. " See "ORGANOMETALS."
Biomedical References
Exposure Assessment
PEL (OSHA)
1 mg/m3, as Ni
Explanatory Notes
Flash point = 39 deg F (8-10% solution in toluene); [CAMEO] mp = 171-173 deg C; [MSDSonline]
NFPA
may ignite at ambient temp
Adverse Effects
Skin Sensitizer
Yes
Asthma
Yes
Diseases, Processes, and Activities Linked to This Agent
Diseases
Occupational diseases associated with exposure to this agent: