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Section 1: Product Identification
   Chemical Name:       Bis(pentamethylcyclopentadienyl)nickel, 98% (Decamethylnickelocene)    
   CAS Registry Number:       74507-63-4    
   Formula:       [(CH3)5C5]2Ni    
   EINECS Number:       None    
   Chemical Family:       metallocene    
   Synonym:       Decamethylnickelocene    

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Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title Compound       74507-63-4       100%       0.2mg/m3 (as Ni)       1mg/m3 (as Ni)    

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Section 3: Hazards Identification
   Dust can cause headaches, sore throat, shortness of breath, lung damage and cancer. Ingestion of large
   Emergency Overview:
   amounts of nickel salts may cause intestinal disorders, convulsions, and asphyxia.
   Primary Routes of Exposure:       Ingestion, inhalation of dust    
   Eye Contact:       May cause irritation of the eyes, redness and pain.    
   May cause irritation of the skin with redness or rash. Prolonged contact with nickel salts may lead to
   Skin Contact:
   dermatitis.
   Inhalation:       Dust may be irritating to the nose, mucous membranes and respiratory tract.    
   Ingestion:       Ingestion may lead to dizziness, abdominal cramps, vomiting, bloody diarrhea, weakness, and convulsions.    
   Nickel salts may be irritating to skin, eyes and respiratory tract, causing intestinal disorders, convulsions,
   Acute Health Affects:
   asphyxia, sensitization dermatitis, allergic asthma, and pneumonitis
   Prolonged exposure to nickel and nickel compounds may lead to skin irritation and dermatitis. May cause
   Chronic Health Affects:
   cancer.
   NTP:       Yes    
   IARC:       Yes    
   OSHA:       No    

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SECTION 4: First Aid Measures
   Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
   Eye Exposure:
   assistance in keeping their eye lids open. Get immediate medical attention.
   Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
   Skin Exposure:
   irritation persists.
   Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
   Inhalation:
   in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
   Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
   Ingestion:
   vomiting only if directed by medical personnel.

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SECTION 5: Fire Fighting Measures
   Flash Point:       not applicable    
   Autoignition Temperature:       none    
   Explosion Limits:       none    
   Extinguishing Medium:       carbon dioxide, foam or dry powder    
   If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
   Special Fire Fighting Procedures:
   self- contained breathing apparatus and full protective clothing.
   Hazardous Combustion and       If involved in a fire this material may emit toxic fumes.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: Flammable solid. Dust may form explosive mixtures with air.

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SECTION 6: Accidental Release Measures
   Small spills can be mixed with vermiculite, sodium carbonate or other suitable non combustible adsorbent and
   Spill and Leak Procedures:
   swept up.

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SECTION 7: Handling and Storage
   Keep material in a tightly sealed container. Store cold. Prolonged exposure to the air will result in degradation
   Handling and Storage:
   of the product. Handle and store material under an inert atmosphere of nitrogen or argon.

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SECTION 8: Exposure Controls and Personal Protection
   Eye Protection:       Always wear approved safety glasses when handling a chemical substance in the laboratory.    
   Skin Protection:       Wear protective clothing and gloves.    
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
   Respirator:
   Protection Program to be in compliance with 29 CFR 1910.134.
   Ventilation:       Material may form a fine dust. If possible, handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

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SECTION 9: Physical and Chemical Properties
   Color and Form:       greenish-black xtl.    
   Molecular Weight:       329.17    
   Melting Point:       no data    
   Boiling Point:       no data    
   Vapor Pressure:       no data    
   Specific Gravity:       no data    
   Odor:       none    
   Solubility in Water:       insoluble    

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SECTION 10: Stability and Reactivity
   Stability:       air sensitive, (store cold)    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       Air and moisture. Keep away from ignition sources.    
   Incompatibility:       oxygen, oxidizing agents and halogens    
   Decomposition Products:       carbon dioxide, carbon monoxide, organic fumes, and nickel oxide.    

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SECTION 11: Toxicological Information
   RTECS Data:       No information available in the RTECS files.    
   Carcinogenic Effects:       Carcinogen (as Ni)    
   Mutagenic Effects:       No data    
   Tetratogenic Effects:       No data    

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SECTION 12: Ecological Information
   Ecological Information:       No information available    

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SECTION 13: Disposal Considerations
   Disposal:       Dispose of according to local, state and federal regulations.    

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SECTION 14: Transportation
   Shipping Name (CFR):       Flammable solids, Organic, N.O.S.    
   Hazard Class (CFR):       4.1    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       II    
   UN ID Number (CFR):       UN# 1325    
   Shipping Name (IATA):       Flammable solid, Organic, N.O.S.    
   Hazard Class (IATA):       4.1    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       II    
   UN ID Number (IATA):       UN# 1325    

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SECTION 15: Regulatory Information
   TSCA:       Not listed in the TSCA inventory.    
   SARA (Title 313):       Title compound: See category code N495 for reporting.    
   Second Ingredient:       None    

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SECTION 16 - ADDITIONAL INFORMATION
N/A