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1-(tert-Butyldimethylsilyl)-1H-imidazole
CAS No.: 54925-64-3
Synonyms:
Formula: C9H18N2Si
Exact Mass: 182.12400
Molecular Weight: 182.33800
PSA: 17.82000
LogP: 2.73640
Reference Price: $3,730/kg Inquiry Now
1-(tert-Butyldimethylsilyl)-1H-imidazole 54925-64-3 MSDS
  1-(tert-Butyldimethylsilyl)imidazole [tert-
  Butyldimethylsilylating Agent]
  SAFETY DATA SHEET

Section 1. IDENTIFICATION OF THE SUBSTANCE OR MIXTURE AND OF THE SUPPLIER
  Product name:        1-(tert-Butyldimethylsilyl)imidazole [tert-Butyldimethylsilylating Agent]    

Section 2. HAZARDS IDENTIFICATION
  Classification of the GHS
    Not classified
  PHYSICAL HAZARDS
  HEALTH HAZARDS
    Category 2
  Skin corrosion/irritation
  Serious eye damage/eye irritation        Category 2A    
    Not classified
  ENVIRONMENTAL HAZARDS
  GHS label elements
  Pictograms or hazard symbols
  Signal word        Warning    
    Causes skin irritation
  Hazard statement
    Causes serious eye irritation
  Precautionary statements
  [Prevention]        Wash hands thoroughly after handling.    
    Wear protective gloves/eye protection/face protection.
  [Response]        IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses,    
    if present and easy to do. Continue rinsing.
    If eye irritation persists: Get medical advice/attention.
    IF ON SKIN: Gently wash with plenty of soap and water.
    If skin irritation occurs: Get medical advice/attention.
    Take off contaminated clothing and wash before reuse.

Section 3. COMPOSITION/INFORMATION ON INGREDIENTS
    Substance
  Substance/mixture:
  Component(s):        1-(tert-Butyldimethylsilyl)imidazole [tert-Butyldimethylsilylating Agent]    
    >98.0%(T)
  Percent:
  CAS Number:        54925-64-3    
  Chemical Formula:        C9H18N2Si    

Section 4. FIRST AID MEASURES
  Inhalation:        Remove victim to fresh air and keep at rest in a position comfortable for breathing.    
    Get medical advice/attention if you feel unwell.
    Remove/Take off immediately all contaminated clothing. Gently wash with plenty of
  Skin contact:
    soap and water. If skin irritation or rash occurs: Get medical advice/attention.
  1-(tert-Butyldimethylsilyl)imidazole [tert-
  Butyldimethylsilylating Agent]

Section 4. FIRST AID MEASURES
  Eye contact:        Rinse cautiously with water for several minutes. Remove contact lenses, if present    
    and easy to do. Continue rinsing. If eye irritation persists: Get medical
    advice/attention.
  Ingestion:        Get medical advice/attention if you feel unwell. Rinse mouth.    
    A rescuer should wear personal protective equipment, such as rubber gloves and air-
  Protection of first-aiders:
    tight goggles.

Section 5. FIRE-FIGHTING MEASURES
  Suitable extinguishing        Dry chemical, foam, carbon dioxide.    
  media:
  Extinguishing media not to Water (It may scatter and spread fire.)
  be used:
  Specific hazards:        Take care as it may decompose upon combustion or in high temperatures to    
    generate poisonous fume.
  Specific methods:        Fire-extinguishing work is done from the windward and the suitable fire-extinguishing    
    method according to the surrounding situation is used. Uninvolved persons should
    evacuate to a safe place. In case of fire in the surroundings: Remove movable
    containers if safe to do so.
  Special protective        When extinguishing fire, be sure to wear personal protective equipment.    
  equipment for firefighters:

Section 6. ACCIDENTAL RELEASE MEASURES
  Personal precautions,        Use personal protective equipment. Keep people away from and upwind of spill/leak.    
  protective equipment and Ensure adequate ventilation. Entry to non-involved personnel should be controlled
  emergency procedures: around the leakage area by roping off, etc.
  Environmental precautions: Prevent product from entering drains.
  Methods and materials for Absorb spilled material in a suitable absorbent (e.g. rag, dry sand, earth, saw-dust).
  containment and cleaning In case of large amount of spillage, contain a spill by bunding. Adhered or collected
  up: material should be promptly disposed of, in accordance with appropriate laws and
    regulations.

Section 7. HANDLING AND STORAGE
  Handling
  Technical measures:        Handling is performed in a well ventilated place. Wear suitable protective equipment.    
    Prevent generation of vapor or mist. Wash hands and face thoroughly after handling.
    Use a ventilation, local exhaust if vapor or aerosol will be generated.
  Advice on safe handling:        Avoid contact with skin, eyes and clothing.    
  Storage
  Storage conditions:        Keep container tightly closed. Store in a refrigerator.    
    Store under inert gas.
    Protect from moisture.
    Store away from incompatible materials such as oxidizing agents.
  Packaging material:        Law is followed.    

Section 8. EXPOSURE CONTROLS / PERSONAL PROTECTION
  Engineering controls:        Install a closed system or local exhaust as possible so that workers should not be    
    exposed directly. Also install safety shower and eye bath.
  Personal protective equipment
  Respiratory protection: Vapor respirator. Follow local and national regulations.
  Hand protection:        Protective gloves.    
  Eye protection:        Safety glasses. A face-shield, if the situation requires.    
  Skin and body protection: Protective clothing. Protective boots, if the situation requires.

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
    Liquid
  Physical state (20°C):
  1-(tert-Butyldimethylsilyl)imidazole [tert-
  Butyldimethylsilylating Agent]

Section 9. PHYSICAL AND CHEMICAL PROPERTIES
  Form:        clear    
  Color:        Colorless - Almost colorless    
  Odor:        No data available    
  pH: No data available
  Melting point/freezing point:No data available
  Boiling Point/Range:        155 °C/10kPa    
  Flash Point:        81°C    
  Explosive limits
  Lower:        No data available    
  Upper:        No data available    
  Density:        0.86    
  Solubility:        No data available    

Section 10. STABILITY AND REACTIVITY
    Stable under proper conditions.
  Stability:
  Reactivity:        No special reactivity has been reported.    
    Heat-sensitive, Moisture-sensitive
  Conditions to avoid:
  Incompartible materials: oxidizing agents
  Hazardous Decomposition Carbon monoxide, Carbon dioxide, Nitrogen oxides (NOx), Silicon oxides
  Products:

Section 11. TOXICOLOGICAL INFORMATION
  Acute Toxicity:        No data available    
  Skin corrosion/irritation: No data available
  Serious eye        No data available    
  damage/irritation:
  Germ cell mutagenicity: No data available
  Carcinogenicity:
  IARC =        No data available    
  NTP =        No data available    
  Reproductive toxicity:        No data available    

Section 12. ECOLOGICAL INFORMATION
  Ecotoxicity:
  Fish:        No data available    
    No data available
  Crustacea:
  Algae:        No data available    
  Persistence / degradability: No data available
  Bioaccumulative        No data available    
  potential(BCF):
  Mobillity in soil
  log Pow:        No data available    
  Soil adsorption (Koc):        No data available    
    No data available
  Henry's Law
  constant(PaM3/mol):

Section 13. DISPOSAL CONSIDERATIONS
    Recycle to process, if possible. Consult your local regional authorities. You may be able to burn in a chemical
    incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when
    disposing of the substance.

Section 14. TRANSPORT INFORMATION
  Hazards Class:        Does not correspond to the classification standard of the United Nations    
  UN-No:        Not Listed    
  1-(tert-Butyldimethylsilyl)imidazole [tert-
  Butyldimethylsilylating Agent]

Section 15. REGULATORY INFORMATION
  Safe management ordinance of dangerous chemical product (State Council announces on January 26,
  2002): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were
    prescribed.


SECTION 16 - ADDITIONAL INFORMATION
N/A

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