Section 1: Product Identification
Chemical Name: Trimethyltin hydroxide, 98%
CAS Registry Number: 56-24-6
Formula: (CH3)3SnOH
EINECS Number: none
Chemical Family: organotin compound
Synonym: Hydroxytrimethylstannane, Trimethylstannanol
Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 56-24-6 100% 0.1mg/m3 0.1mg/m3
Section 3: Hazards Identification
Organo tin compounds may act as delayed poisons, causing headache, dizziness; psycho-neurologic
Emergency Overview:
disturbances; sore throat, vomiting; urine retention; vision impairment; skin burns, liver and kidney damage.
Primary Routes of Exposure: Ingestion, inhalation, skin, eyes
Eye Contact: Causes severe irritation of the eyes.
Harmful in contact with skin. Causes light to mild irritation. prolonged contact may dry the skin and lead to
Skin Contact:
rashes or more severe irritation.
Harmful by inhalation. Irritating to the nose, mucous membranes and respiratory tract. High doses may cause
Inhalation:
long-term neurological damage.
Harmful if swallowed. may cause delayed and permanent psycho-neurological disturbances, impairment of
Ingestion:
vision, unsteadiness, nausea and vomiting.
Harmful by inhalation, in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Acute Health Affects:
Ingestion may cause delayed poisoning with cerebral edema.
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
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.
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 and carbon monoxide, carbon dioxide, soot, organic fumes and tin compounds.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.
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.
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.
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.
SECTION 9: Physical and Chemical Properties
Color and Form: white pwdr.
Molecular Weight: 180.8
Melting Point: 118°
Boiling Point: 80°C subl.
Vapor Pressure: no data
Specific Gravity: no data
Odor: pungent
Solubility in Water: soluble
SECTION 10: Stability and Reactivity
Stability: air sensitive
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.
SECTION 11: Toxicological Information
RTECS Data: Subcutaneous (mouse); LDLo: 1800 ug/kg.
Carcinogenic Effects: No data available
Mutagenic Effects: No data available
Tetratogenic Effects: No data available
SECTION 12: Ecological Information
Avoid release to the environment. Very toxic to aquatic organisms. May cause long-term adverse effects in the
Ecological Information:
aquatic environment.
SECTION 13: Disposal Considerations
Disposal: Dispose of according to federal, state, and local regulations.
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
SECTION 15: Regulatory Information
TSCA: Not listed in the TSCA inventory.
SARA (Title 313): Title compound not listed.
Second Ingredient: none
SECTION 16 - ADDITIONAL INFORMATION
N/A
