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CAS Number: 75-76-3
Product Catalog
93-1458
Silicon › Tetramethylsilane, 99.9+% (NMR grade)| CAS Number: | 75-76-3 |
| MDL Number: | MFCD00008274 |
| Molecular Formula: | C4H12Si |
| Molecular Weight: | 88.23 |
| Chemical Formula: | Si(CH3)4 |
| Color and Form: | colorless liq. |
| Note: |
Safety: Hazardous
Physical Characteristics: boiling point 26.5°C, flash point -17°F, density 0.651 (15°C)
| SECTION 1: Product Identification | |
|---|---|
| Chemical Name: | Tetramethylsilane, 99.9+% (NMR grade) |
| Product Number: | 93-1458 |
| CAS Registry Number: | 75-76-3 |
| Formula: | (CH3)4Si |
| EINECS Number: | 200-899-1 |
| Chemical Family: | organosilane |
| Synonym: | None |
| SECTION 2: Composition and Information on Ingredients | ||||
|---|---|---|---|---|
| Ingredient | CAS Number | Percent | ACGIH (TWA) | OSHA (PEL) |
| Title Compound | 75-76-3 | 100 | no data | no data |
| SECTION 3: Hazards Identification | |
|---|---|
| Emergency Overview: | Flammable liquid and vapor. Inhalation may cause dizziness and headache. May be irritating to eyes, skin and mucous membranes. |
| Primary Routes of Exposure: | Ingestion and inhalation |
| Eye Contact: | May cause mild irritation of the eyes. |
| Skin Contact: | May cause slight to mild irritation of the skin. |
| Inhalation: | May be irritating to the nose, mucous membranes and respiratory tract. Can cause dizziness, headaches, nausea and impaired coordination. |
| Ingestion: | Irritating to mouth throat and stomach. May cause dizziness, nausea, vomiting, pain and stomach upset. |
| Acute Health Effects: | May be irritating to skin, eyes and mucous membranes. More severe effects are dizziness, nausea and vomiting. |
| Chronic Health Effects: | No information available on long term chromic 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 will need assistance in keeping their eye lids open. Get immediate medical attention. |
| Skin Exposure: | Wash the affected area immediately with water. Remove contaminated clothing 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 if directed by medical personnel. |
| SECTION 5: Fire Fighting Measures | |
|---|---|
| Flash Point: | -17°F |
| Autoignition Temperature: | no data |
| Explosion Limits: | no data |
| Extinguishing Medium: | dry chemical, carbon dioxide, water spray or foam. |
| Special Fire Fighting Procedures: | Fire fighters should be equipped with a NIOSH-approved positive pressure self-contained breathing and full protective clothing. |
| Hazardous Combustion and Decomposion Products: | carbon dioxide, carbon monoxide, soot, silicon oxide particulate. |
| Unusual Fire or Explosion Hazards: | Extremely flammable liquid. If evaporated in a confined space may form explosive mixtures with air. |
| SECTION 6: Accidental Release Measures | |
|---|---|
| Spill and Leak Procedures: | Material will quickly evaporate at ambient temperatures. Eliminate all potential ignition sources. Absorb the material into vermiculite, sodium carbonate or other non flammable adsorbent. |
| 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. Do not use heat, sparks, open flames, or torches on empty containers. |
| SECTION 8: Exposure Controls and Personal Protection | |
|---|---|
| Eye Protection: | Always wear safety glasses. If pouring or transferring this substance wear a face shield for additional protection. |
| 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. |
| 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: | colorless liq. |
| Molecular Weight: | 88.23 |
| Melting Point: | no data |
| Boiling Point: | 26.5°C |
| Vapor Pressure: | no data |
| Specific Gravity: | 0.651 |
| Odor: | none |
| Solubility in Water: | insoluble |
| SECTION 10: Stability and Reactivity | |
|---|---|
| Stability: | air and moisture-stable liquid |
| Hazardous Polymerization: | no hazardous polymerization |
| Conditions to Avoid: | contact with ignition sources. |
| Incompatibility: | Strong oxidizing agents. |
| Decomposition Products: | carbon dioxide, carbon monoxide, silicon oxide and organic fumes. |
| SECTION 11: Toxicological Information | |
|---|---|
| RTECS Data: | No information provided in the RTECS files. |
| Carcinogenic Effects: | No data |
| Mutagenic Effects: | No data |
| Tetratogenic Effects: | No data |
| SECTION 12: Ecological Information | |
|---|---|
| Ecological Information: | No information available |
| SECTION 13: Disposal Considerations | |
|---|---|
| Disposal: | Dispose of according to local, state and federal regulations. |
| SECTION 14: Transportation | |
|---|---|
| Shipping Name (CFR): | Tetramethylsilane |
| Hazard Class (CFR): | 3 |
| Additional Hazard Class (CFR): | NA |
| Packaging Group (CFR): | I |
| UN ID Number (CFR): | UN# 2749 |
| Shipping Name (IATA): | Tetramethylsilane |
| Hazard Class (IATA): | 3 |
| Additional Hazard Class (IATA): | NA |
| Packaging Group (IATA): | I |
| UN ID Number (IATA): | UN# 2749 |
| SECTION 15: Regulatory Information | |
|---|---|
| TSCA: | listed on the TSCA inventory |
| SARA (Title 313): | not regulated by Title 313 |
| 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: | 9/12/1999 |
| Revision Date: | 8/03/2011 |
