CAS Number: 993-07-7
Product Catalog

14-7925

Silicon › Trimethylsilane, 97%

Price Note: price inc. non-ret. cyl.

Safety: Hazardous

Physical Characteristics: melting point -135.9°C, boiling point 6.7°C, flash point <-4°F, density 0.638 (6.7°C)

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SECTION 1: Product Identification
Chemical Name:	Trimethylsilane, 97%
Product Number:	14-7925
CAS Registry Number:	993-07-7
Formula:	(CH3)3SiH
EINECS Number:	213-603-0
Chemical Family:	organosilicon compounds
Synonym:	Silane, trimethyl

SECTION 2: Composition and Information on Ingredients
Ingredient	CAS Number	Percent	ACGIH (TWA)	OSHA (PEL)
Title Compound	993-07-7	100	no data	no data

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. May be harmful through inhalation.
Ingestion:	No specific information is available on the physiological effects of ingestion.
Acute Health Effects:	May be irritating to skin, eyes and mucous membranes. May be harmful through inhalation.
Chronic Health Effects:	No information available on long-term chronic effects.
NTP:	No
IARC:	No
OSHA:	No

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

SECTION 5: Fire Fighting Measures
Flash Point:	<-4°F
Autoignition Temperature:	no data
Explosion Limits:	no data
Extinguishing Medium:	carbon dioxide or dry powder
Special Fire Fighting Procedures:	Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and Decomposion Products:	Burning material may emit toxic and corrosive fumes.
Unusual Fire or Explosion Hazards:	Highly flammable. Material readily ignited with flames, sparks, friction or heat.

SECTION 6: Accidental Release Measures
Spill and Leak Procedures:	The material will evaporate rapidly at room temperature. Leave the area unless fitted with a self-contained breathing apparatus or until the vapors have dispersed. Larger spills can be absorbed into vermiculite or other suitable noncombustible adsorbent. Sweep up the material and dispose of properly.

SECTION 7: Handling and Storage
Handling and Storage:	The material is stored in steel cylinder.

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.
Respirator:	If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134.
Additional Protection:	No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:	gas
Molecular Weight:	74.2
Melting Point:	-135.9°C
Boiling Point:	6.7°C
Vapor Pressure:	no data
Specific Gravity:	0.638 (6.7�)
Odor:	not determined
Solubility in Water:	insoluble

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

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

SECTION 12: Ecological Information
Ecological Information:	No information available

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

SECTION 14: Transportation
Shipping Name (CFR):	Liquefied Gas, Flammable, N.O.S.
Hazard Class (CFR):	2.1
Additional Hazard Class (CFR):	NA
Packaging Group (CFR):	NA
UN ID Number (CFR):	UN# 3161
Shipping Name (IATA):	Liquefied Gas, Flammable, N.O.S.
Hazard Class (IATA):	2.1
Additional Hazard Class (IATA):	NA
Packaging Group (IATA):	NA
UN ID Number (IATA):	UN# 3161

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

SECTION 16: Other Information
Disclaimer:	The information herein is believed to be accurate and reliable as of the date compiled. However, Strem Chemicals, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information contained in this document or any use of the product based on this information.
Preparation Date:	11/14/2002
Revision Date:	12/14/2011