Material Safety Data Sheet
1. Product and Company Identification
  Catalog Numbers: C79-00
  Product Name
    Trade Name: tert-Butyldimethylsilyl Chloride
    Synonyms: -
  Manufacturer & Distributor
    Company Name: Reagent World, Inc.
    Address: 2048 E. Francis Street
    City: Ontario
    State: California
    Postal Code: 91761
    Country: USA
    Phone: 909-947-7779
    Fax: 909-947-9595
2. Hazards Identification
  Emergency Overview: Highly flammable. Reacts violently with water. Contact with water liberates toxic gas. Causes burns
  Potential Health Effects
    Eye: Causes eye burns.
    Skin: Causes skin burns.
    Ingestion: Causes gastrointestinal tract burns
    Inhalation: Causes chemical burns to the respiratory tract. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema
    Chronic: -
3. Composition/Information on Ingredients
  Chemical Name: tert-Butyldimethylsilyl Chloride
  Molecular Formula: C6H15ClSi
  Molecular Weight: 150.73
  Content: 97%
  CAS Number: 18162-48-6
  EINECS NO. [EC No]: 242-042-4
4. First Aid Measures
  Eye: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
  Skin: Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
  Ingestion: Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
  Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
5. Fire Fighting Measures
  General Information: wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Vapors can travel to a source of ignition and flash back. Water Reactive. Material will react with water and may release a flammable and/or toxic gas. Flammable solid.
  Extinguishing: Use dry sand or earth to smother fire. Do NOT use water directly on fire. Use dry chemical, carbon dioxide, or alcohol-resistant foam. Do NOT use halogenated agents.
6. Accidental Release Measures
  General Information: Use proper personal protective equipment as listed in Section 8.
  Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Remove all sources of ignition. Use a spark-proof tool.
7. Handling and Storage
  Handling: Refer to section 8
  Storage: 1.Store absolutely dry
2.Keep away from sources of ignition and combustible material
3.Keep container tightly closed
8. Exposure Controls/Personal Protection
  Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash and a safety shower facility.
  Personal Protective Equipment
    Eyes: Wear chemical safety goggles.
    Skin: Wear appropriate protective gloves.
    Clothing: Wear appropriate protective clothing.
    Repirators: Wear NIOSH/MSHA - approved respirator
9. Physical and Chemical Properties
  Physical State: Crystals
  Color: colorless - white
  Odor: -
  Boiling Point: 125
  Melting Point : 86-89
  Vapor Pressure : -
  Specific Gravity : 0.81
  PH: 9.2 (decomp)
  Solubility in Water : reacts
  Flash Point: 22 deg C ( 71.60 deg F)
  Autoignition Temperature : 405 deg C ( 761.00 deg F)
  Decomposition Temperature : -
10. Stability and Reactivity
  Chemical Stability: Moisture sensitive. Reacts with water to form hydrogen chloride, a toxic and corrosive gas.
  Conditions to Avoid: Incompatible materials, ignition sources, exposure to moist air or water.
  Incompatibilities with Other: Water, metals, strong oxidizing agents, bases, alcohols, amines, organic acids.
  Hazardous Decomposition Products : Hydrogen chloride, chlorine, carbon monoxide, carbon dioxide, silicon oxide
  Polymerization : Will not occur
11. Toxicological Information
  RTECS#: CAS# 18162-48-6: VV2000000
  Toxicity Data[LD50/LC50]: -
  Carcinogenicity: -
  Other: See actual entry in RTECS for complete information
12. Ecological Information
  Ecotoxicity: log Pow = 3.84
  Other: -
13. Disposal Considerations
  Disposal considerations: Contact a licensed professional waste disposal service to dispose of this material in a manner consistent with federal, state and local environmental regulations
14. Transport Information
  Hazard Class: 4.1 (8)
  UN Number: 2925
  Packing Group: II
15. Regulatory Information
  European/International Regulations: -
  European Labeling in Accordance with EC Directives
    Hazard Symbols: 1.C
    R-Phrases: 1.Highly flammable.
2.Reacts violently with water.
3.Contact with water liberates toxic gas.
4.Causes burns.
    S-Phrases: 1.Keep away from sources of ignition - No smoking.
2.Avoid contact with eyes.
3.Wear suitable protective clothing.
4.Wear suitable gloves.
5.Wear eye/face protection.
6.In case of accident or if you feel unwell, seek medical advice immediately (show the lable where possible).
  WGK(Water Danger/Protection): -
  US Federal TSCA: CAS# 18162-48-6 is listed on the TSCA inventory
16. Other Information
  Other information: The above information is believed to be accurate but does not suppose to be all inclusive and shall be used only as a guide. Reagent World makes no warranty of merchantability or any other warranty, express or implied, with respect to such information. Users should make their own investigations to determine the accountability of the information for their purposes in particular. In no way shall the company be liable for any claims, losses, or damages of any third party or for lost profits or any special, indirect, incidental, consequential of exemplary damages, howsoever arising, even if the company has been advised of the possibility of such damages.
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