2949-42-0

Synonym:Tetrakis(i-methylethyl)stannane

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound2949-42-0100%0.1mg/m30.1mg/m3

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Section 3: Hazards Identification
Irritating to skin, eyes and respiratory tract. Organo tin compounds may act as delayed poisons, causing
Emergency Overview:
headache, psycho-neurologic disturbances, vision impairment; skin burns, liver and kidney damage.
Primary Routes of Exposure:Ingestion, inhalation, skin, eyes
Eye Contact:Causes severe irritation of the eyes.
Causes slight to mild irritation of the skin. Prolonged contact may dry the skin and lead to rashes or more
Skin Contact:
severe irritation.
Irritating to the nose, mucous membranes and respiratory tract. High doses may cause long term neurological
Inhalation:
damage.
Delayed and permanent psycho-neurologic disturbances; impairment of vision, unsteadiness, nausea and
Ingestion:
vomiting.
Irritating to skin, eyes and mucous membranes. Ingestion of certain organotin compounds may cause delayed
Acute Health Affects:
poisoning (4 days) with cerebral edema causing damage to the central nervous system.
Repeated exposure to certain organic tin compounds may cause problems with vision, skin, respiratory
Chronic Health Affects:
system, central nervous system, liver, kidneys, urinary tract, and blood .
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, foam 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 andcarbon monoxide, carbon dioxide, soot, organic fumes and tin compounds.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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

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SECTION 7: Handling and Storage
Handling and Storage:Store in a cool, dry, well ventilated area away from heat and direct sunlight. Keep containers tightly sealed.

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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:Work with this product in a well-ventilated area, preferably a 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:Work with this product in a well-ventilated area, preferably a fume hood.
Additional Protection:No additional protection required.

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SECTION 9: Physical and Chemical Properties
Color and Form:colorless liq.
Molecular Weight:291.05
Melting Point:no data
Boiling Point:112-114°C /18 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:air and moisture stable
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:strong oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, tin oxide, and organic fumes.

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SECTION 11: Toxicological Information
RTECS Data:Intravenous (mouse); LD50: 56 mg/kg.
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):Non-hazardous
Hazard Class (CFR):NA
Additional Hazard Class (CFR):NA
Packaging Group (CFR):NA
UN ID Number (CFR):NA
Shipping Name (IATA):Non-hazardous
Hazard Class (IATA):NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):NA
UN ID Number (IATA):NA

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SECTION 15: Regulatory Information
TSCA:Not 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

DATA ITEMS CITED :

24

MOLECULAR FORMULA :

C12-H28-Sn

MOLECULAR WEIGHT :

291.09

WISWESSER LINE NOTATION :

1Y1&-SN-Y1&1&Y1&1&Y1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

56 mg/kg

REFERENCE :

CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00226 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Sn)/m3;STEL 0.2 mg/m3 (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.1 mg(Sn)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,258,1971 OSHA PEL (Gen Indu):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-DENMARK:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-FINLAND:TWA 0.1 mg(Sn)/m3;STEL 0.3 mg(Sn)/m3;Skin JAN 1993 OEL-FRANCE:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-THE PHILIPPINES:TWA 0.1 mg(Sn)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL-THAILAND:TWA 0.1 mg(Sn)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO ORGANOTIN COMPOUND-air:10H TWA 0.1 mg(Sn)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992