Synonym:Cyclopentadienyltrimethylsilane

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound87778-95-8100%no datano data

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Section 3: Hazards Identification
Emergency Overview:May be irritating to skin, eyes, and respiratory tract.
Primary Routes of Exposure:Inhalation, skin, eyes.
Eye Contact:May cause moderate irritation of the eyes.
Skin Contact:May cause slight to mild irritation of the skin.
Inhalation:May cause irritation to the nose, mucous membranes and respiratory tract.
Ingestion:Ingestion may result in the release of a large amount of acetylene gas.
Acute Health Affects:May be irritating to skin, eyes, and respiratory tract.
Chronic Health Affects:No information available on long-term chronic effects.
NTP:No
IARC:No
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:no data
Autoignition Temperature:no data
Explosion Limits:no data
Extinguishing Medium:carbon dioxide or dry powder
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit carbon monoxide, carbon dioxide and t
Decomposion Products:
Unusual Fire or Explosion Hazards: Highly flammable. Formation of explosive air/vapor mixtures is possible.

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SECTION 6: Accidental Release Measures
Spill and Leak Procedures:Small spills can be absorbed into vermiculite or other suitable adsorbent. Sweep up and dispose of properly.

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SECTION 7: Handling and Storage
Handling and Storage:Store the material in a cool, dry place in a tightly sealed container.

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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. Consult with glove manufacturer to determine the proper type of glove.
Ventilation: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: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:light yellow liq.
Molecular Weight:208.42
Melting Point:no data
Boiling Point:100°C/10 mm
Vapor Pressure:no data
Specific Gravity:no data
Odor:not determined
Solubility in Water:insoluble

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SECTION 10: Stability and Reactivity
Stability:moisture sensitive, (store cold)
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:contact with heat and ignition sources.
Incompatibility:Strong oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, silicon dioxide, and organic fumes.

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SECTION 11: Toxicological Information
RTECS Data:No information available in the RTECS files.
Carcinogenic Effects:No data available
Mutagenic Effects:No data available
Tetratogenic Effects:No data available

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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 federal, state, and local regulations.

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SECTION 14: Transportation
Shipping Name (CFR):Flammable liquids, N.O.S.
Hazard Class (CFR):3
Additional Hazard Class (CFR):NA
Packaging Group (CFR):II
UN ID Number (CFR):UN# 1993
Shipping Name (IATA):Flammable liquid, N.O.S.
Hazard Class (IATA):3
Additional Hazard Class (IATA):NA
Packaging Group (IATA):II
UN ID Number (IATA):UN# 1993

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SECTION 15: Regulatory Information
TSCA:Listed in the TSCA inventory.
SARA (Title 313):Title compound not listed.
Second Ingredient:none

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SECTION 16 - ADDITIONAL INFORMATION
N/A